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  1.b4 e5 2.Bb2 f6 3.e4 Bb4 4.Bc4 Ne7

• 1.b4 e5 2.Bb2 f6 3.e4 Bb4 4.Bc4 Qe7

• 1.b4 e5 2.Bb2 f6 3.e4 Bb4 4.Bc4 Nc6 5.f4 Qe7 6.f5 g6

• 1.b4 e5 2.Bb2 f6 3.e4 Bb4 4.Bc4 Nc6 5.f4 d6 6.f5 Nge7

• 1.b4 e5 2.Bb2 f6 3.e4 Bb4 4.Bc4 Nc6 5.f4 d6

• 1.b4 e5 2.Bb2 f6 3.e4 Bb4 4.Bc4 Nc6

• 1.b4 e5 2.Bb2 f6 3.e4 Bb4 4.Bc4

• 1.b4 e5 2.Bb2 f6 3.b5 d5 4.e3 Be6 5.Nf3

• 1.b4 e5 2.Bb2 f6 3.b5 d5 4.e3 Be6 5.d4 e4

• 1.b4 e5 2.Bb2 f6 3.b5 d5 4.e3 Be6 5.d4 Nd7 6.de5 fe5 7.Nf3 Bd6 8.Nbd2 Ngf6 9.c4 c6 10.Be2 0–0

• 1.b4 e5 2.Bb2 f6 3.b5 d5 4.e3 Be6 5.d4 Nd7

• 1.b4 e5 2.Bb2 f6 3.b5 d5 4.e3 Be6

• 1.b4 e5 2.Bb2 f6 3.b5 d5 4.e3 c5

• 1.b4 e5 2.Bb2 f6 3.b5 d5

• 1.b4 e5 2.Bb2 f6 3.a3 d5

• 1.b4 e5 2.Bb2 f6

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Recently ended thematic tournaments:

gameknot.com's thematic mt-75238-06-May-18.pgn (ended)
1.b4 d5 2.Bb2 Qd6

ChessWorld.net's thematic 268638 (ended)
1. b4 e5 2. Bb2 Bxb4 3. f4 exf4 4. Bxg7 Qh4 5. g3 fxg3 6. Bg2 gxh2 7. Kf1 hxg1=Q 8. Kxg1

ChessWorld.net's thematic 263827 (ended)
1. b4 e5 2. Bb2 Bxb4 3. f4 exf4 4. Bxg7 Qh4 5. g3 fxg3 6. Bg2 gxh2 7. Kf1 hxg1=Q 8. Kxg1

ChessWorld.net's thematic 267282 (ended)
1. b4 e5 2. Bb2 Bxb4 3. f4 exf4 4. Bxg7 Qh4 5. g3 fxg3 6. Bg2 gxh2 7. Kf1 hxg1=Q 8. Kxg1

Games-from-different-sources(001).pgn
1. b4 and other lines

ChessWorld.net's thematic 268452 (ended)
1. b4 e5 2. Bb2 f6 3. e4 d5 4. f4 exf4 5. Qh5+ g6 6. Qxd5 Qxd5 7. exd5 Bxb4

ChessWorld.net's thematic 238079 (ended)
1.e4 c5 2.b4

gameknot.com's thematic mt-75570-22-Oct-17-1.pgn (ended)
1.b4 d5 2.Bb2 Bf5

ChessWorld.net's thematic 263592 (ended)
1. e4 c5 2.b4

ChessWorld.net's thematic 264768 (ended)
1. b4 e5 2. Bb2 f6 3. e4 d5 4. f4 exf4 5. Qh5+ g6 6. Qxd5 Qxd5 7. exd5 Bxb4

ChessWorld.net's thematic 263550 (ended)
1. b4 e5 2. Bb2 f6 3. e4 d5 4. f4 exf4 5. Qh5+ g6 6. Qxd5 Qxd5 7. exd5 Bxb4

gameknot.com's thematic mt-72630-24-May-17.pgn (ended)
1. b4 e5 2. Bb2 f6 3. e4 d5 4. f4 exf4 5. Qh5+ g6 6. Qxd5 Qxd5 7. exd5 Bxb4

(2018-09-01)
(All annotations below by Fritz)
(Games' source: Marek's 1.b4 database)





[Event "xiv/05"]
[Site "?"]
[Date "1986.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "68"]
[EventDate "1986.??.??"]

1. b4 Nf6 2. Bb2 b5 3. e3 Bb7 4. Nf3 a6 5. c4 (5. Bxf6 exf6 6. c3 c5 7. bxc5
Bxc5 8. a4 Qa5 9. d4 Be7 10. Be2 O-O 11. O-O d5 12. Nbd2 Qxc3 13. Qb1 Qc7 14.
axb5 axb5 15. Rxa8 Bxa8 16. Bd3 h6 17. Rc1 Nc6 18. Qxb5 Qd6 {
1/2-1/2 Lonsdale,D-Fournier,F/b2-b4.com 2003}) 5... bxc4 6. Bxc4 d5 $146 (6...
e6 7. a3 Be7 (7... c5 8. bxc5 Bxc5 9. d4 Be7 (9... Bd6 10. Nbd2 O-O 11. O-O Qb6
12. Rb1 {1/2-1/2 Fournier,F-Grillon,J/AJEC TH/96/02 1996}) 10. O-O O-O 11. Nbd2
a5 12. Qb3 Bxf3 13. Nxf3 d5 14. Bb5 Nbd7 15. Rfc1 Qb8 16. a4 Nb6 17. Ba3 Bxa3
18. Qxa3 Ne4 19. Rab1 Qa7 20. Qd3 Rac8 21. Ne5 Nd6 22. Nc6 {
Cebolla Moli,R-Gil Capape,J (2335)/Cajas op 1989/1-0 (34)}) 8. O-O O-O 9. d4
Be4 10. Nbd2 d5 11. Be2 Nbd7 12. Nb3 Bd6 13. Nfd2 e5 14. Na5 exd4 15. Nc6 Qe8
16. Bxd4 Ne5 17. Nxe5 Bxe5 18. Bxe5 Qxe5 19. Nb3 Nd7 20. Rc1 Qd6 21. Qd4 {
Riesco-Galan Gonzalez,F/Alicante op2 1989/0-1 (55)}) 7. Bb3 (7. Be2 e6 8. O-O
Bd6 9. a3 O-O 10. Be5 a5 11. b5 Bxe5) 7... Nbd7 (7... e6 8. Ba4+ c6 9. Qb3 Nbd7
10. O-O a5 11. b5 Rc8) 8. d4 (8. Ba4 Rb8 $14 (8... e6 9. Ne5 Bxb4 10. Qf3 c6
11. Bxc6 Bxc6) 9. Ne5 d4 10. Bc6 dxe3 11. dxe3 Qc8) 8... e6 (8... a5 9. b5 c6
10. a4 e6 11. O-O Rc8) (8... Rb8 9. O-O e6 10. a3 a5 11. b5 c6) 9. a3 Ne4 (9...
a5 10. bxa5 Bd6 11. O-O $11 (11. Nc3 Rxa5) 11... O-O) 10. O-O Bd6 (10... a5 11.
b5 c6) 11. Nbd2 (11. Nc3 a5) 11... f6 (11... O-O 12. Rc1 $14) 12. Nxe4 $14 dxe4
13. Nd2 (13. Nh4 Qe7 14. d5 exd5 15. Bxd5 Bxd5 16. Qxd5 Nb6 17. Qc6+ Kf8 $16)
13... Qe7 $14 14. Qh5+ Qf7 15. Qg4 (15. Qh4 f5 $14) 15... f5 16. Qe2 O-O 17.
Rac1 Nf6 18. Nc4 (18. f3 exf3 19. Nxf3 Bd5 $11) 18... Bd5 (18... Bxh2+ 19. Kxh2
Ng4+ 20. Kg1 $19) 19. Nxd6 $14 cxd6 20. Ba4 (20. Bxd5 Nxd5 21. Rc6 a5 $14)
20... Qb7 (20... f4 21. Qc2 $15) 21. Rc3 Rac8 22. Rfc1 Rxc3 23. Rxc3 Rc8 24.
Qc2 Rxc3 25. Qxc3 h6 26. Qc2 (26. Bd1 Qb5 $11) 26... Kh7 27. h3 Nd7 28. Bb3 (
28. Qd2 Nb6 29. Bd1 Nc4 $11) 28... Nb6 29. Kh2 (29. Bxd5 Qxd5 30. Qc7 Nc4 $11)
29... Kg6 (29... Bxb3 30. Qxb3 Qd5 31. Qc3 $15) 30. Kg3 (30. a4 Kh7 $11) 30...
Qb8 (30... Bxb3 $5 31. Qxb3 Qd5 $15) 31. Bxd5 $11 Nxd5 32. Qc6 Ne7 (32... a5
$142 $5 33. b5 Kh7 $11) 33. Qxa6 $16 d5+ 34. Kh4 $4 (34. f4 $142 Kf7 35. Kh2
$16) 34... Kf6 $19 (34... Kf6 35. Qc8 g5+ 36. Kh5 Qxc8 37. h4 Qe8+ 38. Kxh6
Qh8#) 0-1

[Event "corr"]
[Site "?"]
[Date "1986.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "40"]
[EventDate "1986.??.??"]

1. b4 c5 2. bxc5 e5 3. Bb2 Nc6 4. Nf3 Bxc5 5. e3 d6 6. Be2 Nf6 7. O-O (7. d4
Qb6 8. Bc3 Bb4 $11) 7... O-O (7... Qb6 8. Bc3 $15) 8. d4 exd4 (8... Qb6 9. Bc3
Bb4 10. a3 $11) 9. exd4 Bb6 (9... Qb6 10. Bc3 Bb4 11. a3 $11) 10. d5 Ne5 11.
Nxe5 dxe5 12. Bxe5 Qxd5 (12... Nxd5 13. Bf3 Be6 14. c4 $11) 13. Bb2 (13. Bxf6
$142 $5 Qxd1 14. Rxd1 gxf6 15. Nc3 $14) 13... Qg5 (13... Qc6 14. Bf3 Ne4 15.
Qd3 $11) 14. Bf3 (14. Qd2 Qg6 $15) 14... Bf5 (14... Rd8 15. Qc1 Qf5 16. Nd2 $15
) 15. c4 (15. Bxb7 Rab8 16. Bf3 Bxf2+ 17. Rxf2 Rxb2 $15) 15... Rad8 16. Qa4 (
16. Qc1 $142 $5 Qxc1 17. Rxc1 $15) 16... Ng4 17. h3 $2 (17. Bxg4 $142 Qxg4 18.
Nc3 $19) 17... Nf6 (17... Nxf2 $142 18. c5 Bxc5 $19) 18. c5 (18. Qb5 Qg6 19.
Nc3 $15) 18... Bc7 $4 (18... Bxc5 $142 19. h4 Qg6 $19) 19. h4 $11 (19. Bxb7 Rb8
20. f4 Qg6 $19) (19. Qxa7 $4 Qf4 20. g3 Qxf3 $19) 19... Qf4 (19... Qh6 20. Bxb7
Ng4 $17) 20. Qxf4 $16 Bxf4 1/2-1/2

[Event "OU"]
[Site "?"]
[Date "1989.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "52"]
[EventDate "1989.??.??"]

{A00: Irregular Openings} 1. b4 c6 2. c4 d5 3. cxd5 cxd5 4. Bb2 Nf6 5. e3 e6 6.
a3 Be7 $146 (6... Bd6 7. d4 O-O 8. Bd3 b6 9. Nf3 Ba6 10. b5 Bb7 11. O-O Qe7 12.
Nbd2 Rc8 13. Qa4 a6 14. Rfc1 Rxc1+ 15. Rxc1 axb5 16. Qxb5 Nbd7 17. Ne5 Ba6 18.
Qa4 Nb8 19. Bxa6 Nxa6 20. Qxa6 Rxa6 {0-1 Preuss,G-Myrberg,J/corr 3GMM-F 2001})
7. f4 O-O 8. Nf3 Ne4 9. Nc3 Bh4+ 10. g3 Bf6 11. Qc2 Nd7 (11... a5 12. bxa5 Nxc3
13. Bxc3 Bxc3 14. Qxc3 Rxa5 15. Be2 $11) 12. d4 Nd6 13. Ne5 Nb6 14. Rc1 Bxe5
15. fxe5 Ndc4 16. Nd1 Qg5 (16... Bd7 $15) 17. Qb3 (17. Bd3 $142 $5 h6 18. e4
$11) 17... Bd7 $17 18. Bxc4 Ba4 19. Qc3 Nxc4 (19... dxc4 $6 20. Qd2 $15) 20.
O-O Rac8 21. Rf4 Bxd1 22. Rxd1 Nxe5 23. Qd2 $2 (23. Qb3 Nc4 $19) 23... Nc4 (
23... Qxf4 $142 $1 24. exf4 Nf3+ 25. Kf2 Nxd2 26. Rxd2 $19) 24. Qf2 Rc7 25. Rf1
Rfc8 (25... Qg6 $5 26. Qe2 $19) 26. Rxf7 $17 Qxe3 (26... Qxe3 27. Qxe3 Nxe3 28.
Rxc7 Rxc7 $17) 0-1

[Event "xviii/04"]
[Site "?"]
[Date "1989.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "50"]
[EventDate "1989.??.??"]

1. b4 c6 {last book move} 2. Bb2 Qb6 3. a3 d5 4. e3 Nd7 5. c4 Ngf6 6. Nf3 e6 7.
Nc3 a5 8. c5 Qc7 9. d4 e5 (9... b6 10. Bd3 $11) 10. dxe5 Nxe5 11. Nxe5 Qxe5 12.
Na4 Qg5 13. Nb6 Rb8 14. h4 Qh6 (14... Qf5 $142 $5 $16) 15. Be5 $18 (15. Nxc8 $6
Rxc8 16. Bd3 Ra8 $14) 15... Bg4 16. Qa4 Rd8 17. Qxa5 (17. Bf4 $142 $5 Qh5 18.
Bc7 $18) 17... Be7 18. Qa7 O-O (18... Nd7 19. Nxd7 Rxd7 20. Qb8+ Bd8 21. Bd3
$16) 19. Qxb7 $18 Rfe8 20. Be2 (20. Bf4 $142 Qg6 21. Rc1 $18 (21. Qxc6 Qc2 22.
f3 Qc3+ 23. Kf2 Qxa1 $17)) 20... Bxe2 $14 21. Bf4 (21. Bc7 Qh5 22. Qxc6 Bd3 $14
) 21... Qg6 (21... Qh5 $5 22. f3 Bd3 $17) 22. Kxe2 $11 Qc2+ 23. Kf3 Nh5 (23...
Qe4+ $142 24. Ke2 Qc2+ 25. Kf3 Qe4+ 26. Ke2 Qc2+ $11) 24. Rac1 $4 (24. Bc7 Qe4+
25. Ke2 Qc2+ 26. Kf3 Qe4+ 27. Ke2 Qc2+ 28. Kf3 $11) 24... Qe4+ $19 25. Ke2
Nxf4+ (25... Nxf4+ 26. Kf1 Qxg2+ 27. Ke1 Bxc5 $19) 0-1

[Event "xviii/08"]
[Site "?"]
[Date "1989.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "47"]
[EventDate "1989.??.??"]

1. b4 c6 (1... e5 2. a3 $15) 2. Bb2 Qb6 3. a3 d5 4. e3 a5 5. c4 (5. Bd4 Qc7 6.
Nf3 Nd7 7. bxa5 Rxa5 $11) 5... dxc4 6. Bd4 (6. Bxc4 axb4 7. Qb3 e6 $11) 6...
Qc7 7. Bxc4 (7. bxa5 Rxa5 8. Nf3 b5 $15) 7... e5 $15 8. Bb2 axb4 9. axb4 Rxa1
10. Bxa1 Bxb4 11. Qb3 Bd6 12. f4 Nh6 (12... exf4 13. Bxg7 b5 14. Bd3 $11) 13.
Nf3 f6 14. fxe5 fxe5 15. O-O (15. Nc3 b5 16. Be6 Rf8 $15) 15... Bf5 (15... e4
$5 16. Ng5 Bxh2+ 17. Kh1 Be5 $17) 16. Ng5 Rf8 17. e4 Bc8 (17... Bg4 18. Rxf8+
Kxf8 19. Be6 Bc5+ 20. Kh1 $11) 18. Rxf8+ $11 Bxf8 19. Be6 Na6 (19... Bd6 $5 $11
) 20. Bxc8 $14 Qxc8 21. Bxe5 Nc5 (21... Qg4 22. Qe6+ (22. Nxh7 $2 Qxe4 23. Qe6+
Be7 24. Qc8+ Kf7 25. Ng5+ Bxg5 26. Qxb7+ Kg6 27. Qxa6 Qxb1+ (27... Qxe5 $6 28.
Qxc6+ Bf6 29. Qc2+ Kh5 30. Kf1 $19) 28. Qf1 Qc2 $19) 22... Be7 23. Bxg7 $14)
22. Qf3 Qg4 23. Nxh7 Qxf3 (23... Be7 24. d4 Qxe4 25. Qxe4 Nxe4 26. Bxg7 $15)
24. gxf3 $14 *

[Event "xvii/21"]
[Site "?"]
[Date "1989.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "60"]
[EventDate "1989.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 c6 4. Be2 e6 5. a3 Nbd7 6. f4 Ne4 7. Nf3 Be7 8. O-O
Bf6 9. c3 Nb6 10. d3 Nd6 11. Nbd2 (11. Ne5 Nf5 12. e4 Ne3 $19) 11... Nd7 (11...
Nf5 $5 12. Kf2 Bh4+ 13. g3 Bf6 $11) 12. e4 $14 dxe4 13. dxe4 Nb5 $2 (13... Qb6+
$5 14. Kh1 e5 $14) 14. e5 $16 Be7 15. c4 Nc7 16. Ne4 O-O 17. Qc2 f5 (17... c5
18. Nd6 $16) 18. exf6 Nxf6 (18... gxf6 19. Rad1 $16) 19. Rad1 $18 Qe8 20. Be5
Na6 21. Neg5 Qg6 (21... g6 22. Nd4 $18) 22. Bd3 (22. Qxg6 $5 hxg6 23. Nd4 c5
24. Ndxe6 Bxe6 25. Nxe6 cxb4 $18) 22... Qh5 23. h3 (23. c5 $142 $18) 23... h6
24. Bxf6 (24. Bh7+ Kh8 25. Bg6 hxg5 26. Bxh5 Nxh5 27. Qg6 $18) 24... Rxf6 $11
25. Nh7 Rxf4 26. Bg6 Rxc4 $2 (26... Nxb4 27. axb4 Rxc4 28. Qxc4 Qxg6 $11) 27.
Qb1 (27. Bxh5 $2 Rxc2 28. Bg6 Ra2 $19) 27... Qb5 28. Bd3 $2 (28. Qd3 Rf4 29.
Qd8+ Bf8 30. Ne5 Qb6+ 31. Qxb6 axb6 32. Rxf4 $18) 28... Qb6+ $19 29. Rf2 Rf4
30. Kh1 $4 (30. Qc1 e5 31. Qc2 Rxf3 32. gxf3 Bxh3 33. Qc4+ Kh8 34. Qe4 $15)
30... Qxf2 (30... Qxf2 31. Rf1 Qb6 $19) 0-1

[Event "xviii/06"]
[Site "?"]
[Date "1989.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "62"]
[EventDate "1989.??.??"]

1. b4 Nf6 2. Bb2 c6 3. c4 d5 4. e3 Bg4 (4... e6 5. a3 $15) 5. Nf3 (5. f3 Bd7
$11) 5... e6 $15 6. c5 Nbd7 7. Be2 Be7 8. Nh4 (8. O-O $5 $11) 8... Bxe2 $17 9.
Qxe2 e5 (9... a5 10. a3 $15) 10. O-O $11 Qc7 (10... O-O 11. Nf5 $11) 11. Nf5
Rg8 (11... Bf8 12. d4 $11) 12. f4 (12. Nc3 Nf8 $14) 12... e4 13. Na3 (13. Nxe7
Kxe7 14. Bxf6+ Nxf6 $11) 13... g6 (13... a5 14. Nxe7 Kxe7 15. Bc3 $15) 14. Nh6
(14. Nxe7 $5 Kxe7 15. Nc2 $14) 14... Rf8 $15 15. Rac1 Ng8 (15... b6 16. cxb6
axb6 17. Nb5 $15) 16. Ng4 (16. Nxg8 Rxg8 17. Bd4 b6 $11) 16... f5 (16... a5 $5
17. Bg7 axb4 $15) 17. Ne5 $11 Bf6 18. d4 exd3 19. Nxd3 a6 20. Nb1 O-O-O 21. Nc3
Rfe8 22. Qf2 Bh8 (22... Re6 23. Rcd1 $15) 23. Na4 $4 (23. Nxd5 $142 cxd5 24.
Bxh8 $16) 23... Ngf6 $15 24. Be5 $2 (24. Bd4 $142 $5 $15) 24... Nxe5 $17 (24...
Rxe5 $6 25. Nb6+ (25. Nxe5 $143 Nxe5 26. fxe5 Ng4 $17 (26... Qxe5 $6 27. Rce1
$11)) 25... Nxb6 26. cxb6 Qxb6 27. fxe5 $15) 25. Nxe5 (25. Nb6+ Qxb6 26. cxb6
Nxd3 $19) 25... Ne4 $19 26. Qb2 (26. Qh4 Bf6 27. Qh3 Bxe5 28. fxe5 Qxe5 29.
Nb6+ Kb8 $19) 26... Bxe5 (26... Rxe5 $142 $5 27. Nb6+ Kb8 28. fxe5 Bxe5 29. Qa3
Bxh2+ 30. Kh1 Ng3+ 31. Kxh2 Nxf1+ 32. Kg1 $19) 27. fxe5 Rxe5 (27... Qxe5 28.
Qd4 $19) 28. Rf3 (28. Nb6+ Kb8 $19) 28... Rde8 (28... Qe7 29. Nb6+ Kb8 30. Rd1
$19) 29. Nc3 (29. Nb6+ Kb8 $19) 29... Nf6 (29... Ng5 30. Rg3 Qe7 31. Qf2 $19)
30. Nd1 Ng4 31. h3 Nf6 (31... Nf6 32. a4 Ne4 $19) (31... Rxe3 $142 32. hxg4
Rxf3 $19) 0-1

[Event "xviii/10"]
[Site "?"]
[Date "1989.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "63"]
[EventDate "1989.??.??"]

1. b4 c6 2. Bb2 d5 3. e3 Nf6 4. c4 Bg4 5. Qb3 e6 6. c5 Nbd7 7. Be2 e5 8. d3 Be6
9. Qc2 (9. Nf3 d4 10. Qa4 dxe3 11. fxe3 Ng4 $17) 9... Qc7 (9... a5 10. a3 $15)
10. Nf3 $11 Ng4 (10... O-O-O $5 $11) 11. Ng5 $14 Nh6 12. Nxe6 fxe6 13. O-O Be7
14. Bh5+ g6 15. Be2 O-O 16. Nd2 Bf6 17. Rad1 a5 18. a3 Bg7 19. Qb3 Nf5 20. Bg4
Rae8 (20... axb4 21. axb4 Nf6 22. Bh3 $14) 21. Rc1 $14 Qd8 22. bxa5 Qxa5 {
Black terminates the opponent with strong threats} 23. Rc2 (23. Qb4 $142 Qxb4
24. axb4 $11) 23... Nxc5 $17 24. Qc3 Qxc3 25. Bxc3 (25. Rxc3 $142 Na4 26. Rb3
$17) 25... Nxd3 $19 26. Be2 e4 27. Bxg7 Kxg7 (27... Nxg7 $6 28. Bxd3 exd3 29.
Rc3 $19) 28. Bxd3 exd3 29. Rc3 Rb8 30. Nb3 Kf7 (30... e5 31. Rxd3 e4 32. Rc3
$19) 31. Nc5 Ke7 32. Nxd3 0-1

[Event "xxi/04"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "72"]
[EventDate "1991.??.??"]

1. b4 d5 2. e3 Nf6 3. c4 Bg4 4. Qb3 e6 (4... dxc4 5. Bxc4 e6 6. d4 $15) 5. Bb2
Be7 6. h3 Bh5 7. Be2 O-O (7... Bxe2 8. Nxe2 dxc4 9. Qxc4 $15) 8. Nf3 dxc4 9.
Qxc4 Nbd7 (9... Nd5 10. Qb5 Bxb4 11. Qxb7 $15) 10. Nc3 (10. O-O a5 11. b5 Nb6
$11) 10... Nb6 $15 11. Qb3 Nbd5 12. Nxd5 Nxd5 13. a3 Bf6 (13... a5 14. bxa5
Bxf3 15. Bxf3 $11) 14. d4 a5 15. bxa5 c6 (15... c5 16. O-O (16. Qxb7 $2 Qxa5+
17. Kd1 Rfb8 $19) (16. dxc5 $143 Qxa5+ 17. Kf1 Bxb2 18. Qxb2 Qxc5 $15) 16...
Bxf3 17. Bxf3 cxd4 18. Bxd4 Bxd4 19. exd4 Rxa5 20. Qxb7 $14) 16. O-O Qxa5 (
16... Qe7 17. e4 Nf4 18. Bc4 $11) 17. e4 (17. g4 $5 Bg6 18. g5 $11 (18. Qxb7 $2
Rfb8 19. Qxc6 Rxb2 $19)) 17... Nf4 $11 18. Bd1 Bxf3 19. Qxf3 e5 (19... Qg5 20.
Bc1 e5 21. Bb3 $14) 20. Bc3 Qb5 (20... Qc7 21. Bb4 Rfd8 $15) 21. a4 $16 Qd3 22.
dxe5 Bg5 23. Bb4 (23. a5 Qxf3 24. Bxf3 Rfd8 $16) 23... Rfe8 24. Bd6 Qxf3 25.
Bxf3 Be7 (25... Nd3 26. Rfb1 Ra7 27. a5 $14) 26. Rfd1 Ng6 (26... b6 27. Rac1 b5
28. axb5 cxb5 29. Rc7 $18) 27. g3 (27. Rab1 Ra7 $18) 27... Bd8 (27... Bg5 28.
h4 Bh6 $16) 28. e6 (28. Rab1 $142 $5 $18) 28... Rxe6 $14 29. Bg2 (29. Rab1 Be7
30. e5 Nxe5 31. Bxe5 Rxe5 32. Rxb7 Re6 $16) 29... Ne5 30. Bc5 Nc4 (30... Be7
31. Bd4 $14) 31. f4 (31. Rd7 Bb6 32. Bxb6 Nxb6 33. Rxb7 Nxa4 34. Rxa4 Rf8 $18)
31... Be7 32. Bf2 (32. Bd4 c5 33. Bc3 Rd6 34. Rxd6 Bxd6 $18) 32... Rd6 33. Rdc1
Na5 (33... Bf6 34. e5 Nxe5 35. fxe5 Bxe5 36. Rab1 $18) 34. Rab1 Rd2 35. Be1 Ra2
36. Bxa5 Rxa5 1/2-1/2

[Event "xxiv/15"]
[Site "?"]
[Date "1993.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "64"]
[EventDate "1993.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 Nbd7 6. d4 e6 7. a3 a5 (7...
Bd6 8. Nf3 $15) 8. b5 Bd6 (8... Nb6 9. Bd3 $15) 9. Nf3 $11 O-O (9... Nb6 10.
Bd3 $11) 10. Nbd2 (10. O-O Nd5 $11) 10... h6 (10... a4 11. O-O $11) 11. O-O $11
Qe7 12. Re1 Ne4 (12... Nb6 13. Bf1 Ne4 14. Nxe4 Bxe4 15. Nd2 $14) 13. Nxe4 Bxe4
14. Nd2 Bg6 (14... Nb6 15. Be2 Bg6 16. Bf3 $11) 15. e4 Qd8 16. g3 (16. d5 e5
$14) 16... Nb6 (16... a4 17. Rc1 $11) 17. Bf1 (17. Bd3 Qd7 $11) 17... Re8 (
17... a4 18. Rc1 $11) 18. Bg2 e5 19. d5 (19. f4 exd4 20. e5 Bc5 $14) 19... Qd7
20. Qe2 (20. Rb1 Rad8 $11) 20... Na4 $15 21. Nf1 (21. Reb1 Nxb2 22. Rxb2 a4 $11
) 21... c6 22. dxc6 bxc6 23. bxc6 Qxc6 24. Rac1 (24. Rec1 Qa6 25. Qxa6 Rxa6 $15
) 24... Qb7 (24... Qa6 25. Qc2 Nxb2 26. Qxb2 $15) 25. Rb1 (25. Qd1 Rad8 26. Ba1
Nc5 $15) 25... Qe7 (25... Nxb2 26. Rxb2 Qe7 27. a4 $15) 26. Ba1 Rec8 (26...
Reb8 27. Rb5 $15) 27. Rb3 (27. Ne3 Bxa3 28. Qa2 Bb4 29. Qxa4 Bxe1 30. Rxe1 Qe8
$16) 27... Nc5 (27... Bxa3 28. Ne3 Bb4 29. Nd5 $17) 28. Rb5 $15 a4 (28... Nd7
29. a4 $15) 29. Nd2 (29. Ne3 Rab8 $11 (29... Nxe4 $143 30. Nc4 f5 31. Nb6 $14))
29... Qd7 (29... Nd7 30. Nc4 Bxa3 31. Nxe5 Nxe5 32. Rxe5 $11) 30. Reb1 (30. Rd1
Bh5 31. Bf3 Bxf3 32. Nxf3 Qe7 $11) 30... Rab8 31. Rxb8 Rxb8 32. Rxb8+ Bxb8
1/2-1/2

[Event "xxiv/17"]
[Site "?"]
[Date "1993.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "83"]
[EventDate "1993.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 Nbd7 6. d4 (6. Nf3 e6 7. a3
Bd6 $11) 6... e5 (6... e6 $5 7. a3 Bd6 $15) 7. Qb3 $11 Qe7 8. a3 (8. dxe5 Ng4
9. Nf3 Qxb4+ 10. Nbd2 Qxb3 11. axb3 Nb6 $11) 8... exd4 (8... e4 9. Nc3 $11) 9.
Bxd4 c5 (9... Nb6 10. Bxb6 axb6 11. Nf3 $11) 10. Bc3 (10. bxc5 Rc8 11. Qxb7 Rb8
$11) 10... Bg6 (10... a6 11. b5 $15) 11. b5 (11. Nd2 a6 $11) 11... Ne4 (11...
Ne5 12. Nf3 Nxf3+ 13. gxf3 $11) 12. Nf3 Nb6 13. Nbd2 Nxc4 14. Nxc4 f6 (14...
Rd8 15. O-O $11) 15. b6 (15. O-O Bf7 16. Rac1 Qe6 $11) 15... Qe6 (15... Nxc3
16. Qxc3 axb6 17. Qb2 $11) 16. Qb5+ (16. Ba5 Be7 $11) 16... Kf7 17. Bb2 (17.
bxa7 Be7 18. Ba5 Rxa7 $11) 17... Be7 (17... axb6 18. Rd1 $15) 18. bxa7 Rxa7 19.
O-O (19. Nh4 Rd8 $11) 19... Nd6 (19... Rc8 20. Rac1 $15) 20. Nxd6+ (20. Qxc5
Nxc4 21. Qxa7 Nxb2 22. Qxb7 Nc4 $11) 20... Qxd6 (20... Bxd6 21. Nd2 $15) 21.
Rfd1 (21. Qc4+ Qe6 22. Qf4 Qf5 23. Qc4+ Qe6 $11) 21... Qa6 $15 22. Qb3+ c4 {
Increasing the pressure on the isolated pawn on a3} 23. Qc3 b5 24. h3 (24. Ng5+
Ke8 25. Nf3 Qa5 $15) 24... Rd8 (24... Rc8 $5 $17) 25. Rxd8 $11 Bxd8 26. Rd1 (
26. Qd4 $5 Be7 27. Qd5+ Kf8 28. Nd4 $15) 26... Be7 $15 27. Ra1 (27. Qd2 Qb7 $17
(27... Bxa3 $143 28. Bxa3 Qxa3 29. Qd5+ Kf8 30. Nd4 $14)) 27... Be4 28. Nd2 (
28. Nd4 Kg8 $17) 28... Bd3 29. Qd4 Qb7 30. Nf3 (30. Rc1 Kg8 $17) 30... Ra8 (
30... Be4 $142 $17) 31. Ng5+ $2 (31. Ne1 Bf5 $17) 31... Kg8 (31... fxg5 $142 $5
32. Qxg7+ Ke6 33. Qe5+ Kd7 34. Qd4+ Bd6 35. Qg7+ Kc6 36. Qxg5 b4 $19) 32. Ne6
Ra6 (32... Bf5 33. Nf4 $17) 33. Nc5 $15 Bxc5 34. Qxc5 Rc6 (34... Qc6 $142 35.
Qe7 Ra8 $15) 35. Qd5+ $16 Kf8 36. Bc3 Ke8 $2 (36... g6 37. Bxf6 $1 Rc7 38. Qd8+
Kf7 39. Bc3 $16) 37. Ba5 (37. Qg8+ $142 $5 Kd7 38. Qxg7+ Kc8 39. Qf8+ Kd7 40.
Qf7+ Kc8 41. Qe8+ Kc7 42. Bxf6 Kb6 $18) 37... Qa6 (37... Qc8 38. Qg8+ Kd7 39.
Qxg7+ Ke6 40. e4 $18) 38. Qg8+ $18 Kd7 39. Qd8+ (39. Qxg7+ $5 Kc8 40. Qf8+ Kb7
$18) 39... Ke6 $16 40. Qe8+ Kf5 $4 (40... Kd5 $142 41. Qf7+ Re6 $16) 41. g4+
Kg5 42. Qh5# 1-0

[Event "xxiv/19"]
[Site "?"]
[Date "1993.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "35"]
[EventDate "1993.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 Nbd7 6. d4 e5 (6... Nb6 7. Be2
$15) 7. Qb3 $11 Qe7 8. a3 exd4 9. Bxd4 Ne4 10. Nf3 c5 11. bxc5 Nexc5 12. Qb2
Nd3+ (12... Be6 13. Bb5 $14 (13. Bxg7 $4 Bxc4 14. Bxf8 Rxf8 $19 (14... Qxf8
$143 15. Qd4 Nd3+ 16. Kf1 N3e5+ 17. Ke1 $19))) 13. Bxd3 Bxd3 14. Bxg7 (14. Qxb7
$143 Rb8 15. Qxa7 Rxb1+ (15... Bxb1 $143 16. Ne5 Be4 17. f3 $16) 16. Rxb1 Bxb1
$15) 14... Rg8 15. Bxf8 (15. Qxb7 $2 Rb8 16. Qc7 Bxg7 $19 (16... Bxb1 $6 17.
Bxf8 Kxf8 18. O-O $19) (16... Rxb1+ $6 17. Rxb1 Bxb1 18. Ne5 Nxe5 19. Qb8+ Qd8
20. Qxe5+ Be7 21. O-O $17)) 15... Kxf8 16. g3 (16. Nc3 Rxg2 17. Qxb7 Rb8 $14)
16... Rg6 (16... Nc5 $5 17. Nd4 Rd8 $11) 17. Nbd2 $16 (17. Qxb7 $2 Be4 18. Qb4
Bxf3 $19) 17... Rb6 $4 (17... Nc5 $142 $16) 18. Qh8# 1-0

[Event "xxi/20"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "58"]
[EventDate "1991.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. Nf3 e6 5. c4 dxc4 6. Bxc4 Nbd7 7. a3 $11 c5 8.
b5 Be7 9. O-O O-O 10. Be2 Nb6 11. d3 Qd7 12. a4 Rfd8 {The pressure on d3 grows}
13. Ne5 Qc7 14. Nd2 Bd6 15. Ndf3 Nbd7 16. Nc4 Be7 (16... e5 17. a5 $11) 17. h3
(17. Nh4 Ng4 18. Bxg4 Bxh4 19. Bxf5 exf5 $16) 17... Nb6 $11 18. Rc1 (18. Nce5
Bd6 $11) 18... Rac8 (18... Nxc4 19. Rxc4 a6 20. bxa6 Rxa6 21. Nh4 $11) 19. Qb3
(19. Nh4 Rd5 $14) 19... Nxc4 $11 20. Rxc4 Bg6 (20... Nd5 21. Nd4 $11) 21. Rd1 (
21. Nh4 Bh5 22. g4 Bg6 $14) 21... Nd5 22. Rdc1 (22. Ne5 Bf5 $11) 22... b6 (
22... Bd6 23. Qc2 $11) 23. Ne5 $14 Bf6 24. Nxg6 Bxb2 25. Qxb2 hxg6 26. d4 Qe7
27. dxc5 Rxc5 28. Bf3 Rdc8 29. Bxd5 exd5 1/2-1/2

[Event "xxii/02"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "60"]
[EventDate "1991.??.??"]

1. b4 Nf6 2. Bb2 d5 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 Nbd7 7. a3 $11 c5 8.
b5 Bd6 9. O-O O-O 10. d4 Rc8 11. Nbd2 Ne4 (11... Nb6 12. dxc5 Rxc5 13. Be2 $15)
12. Rc1 Qe7 13. Qb3 (13. d5 exd5 14. Bxd5 Ndf6 15. Nxe4 Nxd5 16. Nxd6 Qxd6 $11)
13... cxd4 (13... Nxd2 $5 14. Nxd2 cxd4 15. exd4 Nb6 $15) 14. Nxe4 $11 Bxe4 15.
exd4 Nb6 16. Be2 Bd5 17. Qe3 Nc4 18. Bxc4 Bxc4 19. Rfe1 Bxb5 20. d5 Rxc1 (20...
exd5 {A pinning theme} 21. Qxe7) 21. Qxc1 (21. Bxc1 Bc5 22. Qb3 Bd7 23. Qxb7
Rd8 $11) 21... Bd7 (21... Rd8 $5 $17) 22. Qc3 {Threatening mate: Qxg7} f6 23.
dxe6 Bxe6 24. Qe3 Re8 25. Qxa7 Bc5 26. Qa4 Qd7 27. Qc2 b6 28. Rd1 Qb5 29. Qc3 (
29. Nd4 Qc4 $15) 29... Qe2 $17 30. Rf1 Bc4 {Do you see the mate threat?} (30...
Bc4 31. Rc1 Qxf2+ (31... Bxf2+ $6 32. Kh1 Bd5 33. Ng1 $19) 32. Kh1 Bd5 $19) 0-1

[Event "xxi/28"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "57"]
[EventDate "1991.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 Nbd7 6. Nf3 e6 7. a3 c5 8. b5
Bd6 9. O-O O-O 10. Nc3 Rc8 11. h3 (11. d4 Nb6 12. Be2 c4 $15) 11... Ne5 (11...
Nb6 12. Be2 $15) 12. Nxe5 Bxe5 13. f4 Bb8 14. Rf2 (14. d3 Qd6 $11) 14... Bd3
15. Bxd3 Qxd3 16. Qf3 b6 (16... Rc7 17. e4 Qxf3 18. Rxf3 $11) 17. a4 (17. e4
Rfd8 18. e5 Ne8 $11) 17... Rcd8 {Attacking the backward pawn on d2} 18. Qg3 Kh8
19. Qf3 Rd7 20. Qg3 Rfd8 {Increases the pressure on the backward pawn} 21. Rc1
Bd6 22. Qf3 Be7 23. Qd1 Qg6 24. Qc2 Rd3 25. Kh1 Nh5 (25... c4 26. Kh2 $17) 26.
Kg1 Bh4 27. Re2 Ng3 28. Rf2 Qh5 (28... c4 29. Ba1 $17) 29. Qd1 $15 *

[Event "xxiii/06"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "50"]
[EventDate "1992.??.??"]

1. b4 d5 2. Bb2 $15 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 Nbd7 6. Nf3 e6 7. a3 c5 8.
b5 Bd6 9. O-O O-O 10. d4 Rc8 11. Nbd2 (11. dxc5 Nxc5 12. Be5 Bxe5 13. Nxe5 Qc7
$15) 11... Nb6 12. Bb3 (12. Rc1 $5 $15) 12... Bd3 $17 13. Re1 Bxb5 14. a4 (14.
dxc5 Rxc5 15. Bd4 Rc6 $17) 14... Bc6 (14... Bd3 15. dxc5 Rxc5 16. Bd4 $17) 15.
a5 (15. Rc1 Bd5 $17) 15... Nbd7 (15... Nbd5 16. dxc5 Bxc5 17. Nd4 $17) 16. e4
Bb8 17. d5 (17. Bc4 $5 $17) 17... exd5 $19 {Black gets the initiative} 18. exd5
Bxd5 {Opening the e-file gets Black a lot of play} 19. Nc4 (19. Bxd5 Nxd5 20.
Nc4 Nb4 $17) 19... Re8 $19 20. Qd3 (20. Ne3 Be4 $19) 20... Qc7 21. g3 b5 22.
axb6 axb6 23. Ba4 Qb7 (23... Be4 24. Qc3 Rcd8 25. Bb5 $19) 24. Ncd2 $2 (24.
Rxe8+ $142 $5 Nxe8 25. Ng5 $17) 24... c4 25. Rxe8+ Rxe8 (25... Rxe8 26. Qc3 b5
$19) 0-1

[Event "xxiii/24"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "50"]
[EventDate "1992.??.??"]

1. b4 d5 $15 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 Nbd7 7. a3 $11
c5 8. b5 Bd6 9. h3 (9. O-O Nb6 10. Be2 O-O $15) 9... h6 (9... Nb6 10. d3 $17)
10. O-O $11 O-O 11. d4 Rc8 12. Nbd2 Nb6 13. Be2 Qe7 (13... c4 14. Rc1 Bd3 15.
Bxd3 cxd3 16. Qb3 $14) 14. dxc5 $11 Bxc5 15. Nd4 Bg6 16. a4 (16. N2b3 Bd6 $11)
16... Rfd8 17. Qb3 (17. a5 Nbd5 $11) 17... Bxd4 $11 18. Bxd4 Bc2 {
Black gets deadly initiative} 19. Qa2 e5 (19... Nxa4 20. Nc4 Rxd4 21. exd4 $18)
20. Rfc1 (20. Rac1 exd4 21. Rxc2 dxe3 $17) 20... exd4 21. Rxc2 dxe3 22. Rxc8
Nxc8 (22... exd2 23. Rxd8+ Qxd8 24. a5 $16) 23. Nf3 exf2+ 24. Kxf2 Ne4+ 25. Kf1
Qc5 {Threatening mate... how?} (25... Qc5 26. Qxf7+ Kxf7 27. Ng5+ Qxg5 $19) 0-1

[Event "xxiii/18"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "65"]
[EventDate "1992.??.??"]

1. b4 d5 $15 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. a3 Nbd7 7. Nf3 c5 8.
b5 Bd6 9. Nc3 O-O 10. h3 (10. d4 Nb6 11. Be2 Nbd5 $15) 10... h6 (10... Ne5 11.
Nxe5 Bxe5 12. f4 $17) 11. O-O $15 Ne5 {Black fights for the Initiative} 12. Be2
(12. Nxe5 $5 Bxe5 13. f4 $15) 12... Nd3 $17 13. Bxd3 Bxd3 14. Re1 e5 15. e4 Re8
16. Re3 c4 17. Nh4 (17. Rc1 a6 18. Qa4 Bc5 19. bxa6 Rxa6 20. Rxd3 Qxd3 $19)
17... Bc5 $19 18. Re1 Qb6 (18... a6 19. bxa6 Rxa6 20. Nf5 $19) 19. Qf3 $17 Rad8
20. a4 a6 21. a5 Qe6 22. bxa6 bxa6 23. Na4 (23. Nf5 Rb8 24. Qg3 Nh5 $19) 23...
Bd4 (23... Bb4 24. Nc3 $17) 24. Bxd4 Rxd4 (24... exd4 $6 25. Nc5 Qe7 26. Nxd3
cxd3 27. Nf5 $14) 25. Nc5 Qc6 26. Nxd3 cxd3 (26... Rxd3 27. Qe2 $17) 27. Rac1 (
27. Nf5 Rxe4 28. Qxd3 Rxe1+ 29. Rxe1 Qe6 $15) 27... Qa8 (27... Qa4 $5 $15) 28.
Nf5 $11 Rxe4 29. Qxd3 Rf4 30. Ne3 (30. Rc7 e4 31. Nxh6+ Kh7 $18) 30... Rd8 31.
Qc2 Ne4 32. Re2 Nd6 33. Qc6 1/2-1/2

[Event "xxiii/20"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "61"]
[EventDate "1992.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 Nbd7 7. a3 $11 c5 8.
b5 Bd6 9. O-O O-O 10. Nc3 (10. d3 Nb6 $15) 10... Ne5 11. Nxe5 Bxe5 12. Qe2 Qe7
(12... Ne4 13. f4 Bf6 14. Rad1 $15) 13. f4 $11 Bc7 14. h3 (14. e4 Bg4 15. Qe3
Rfd8 $11) 14... Rfd8 15. Rf2 (15. e4 Bg6 $11) 15... h6 (15... Qd6 16. e4 Bg6
17. e5 $18) 16. Qf3 Ba5 17. g4 (17. Rc1 Bd3 18. Bxd3 Rxd3 $11) 17... Bh7 (17...
Bxc3 18. Bxc3 Bd3 19. Bxd3 Rxd3 20. Bxf6 Qxf6 21. Qxb7 Qxa1+ 22. Rf1 Qxa3 23.
Qxa8+ Kh7 24. Qe4+ Kh8 25. Qa8+ Kh7 26. Qe4+ Kg8 27. f5 $11) 18. g5 Bxc3 19.
Bxc3 hxg5 (19... Ne4 $142 20. Rg2 hxg5 21. fxg5 Nxc3 (21... Nxg5 $143 22. Qg4
f6 23. h4 $14) 22. dxc3 Bd3 $15) 20. Bb2 $4 (20. fxg5 Ne4 21. Rg2 $15) 20...
Ne4 $17 21. Rg2 Rxd2 (21... Nxd2 22. Qe2 Be4 23. Rg3 $19) 22. Rxd2 (22. fxg5
Rxg2+ 23. Qxg2 Rd8 $19 (23... Nxg5 24. h4 $18)) 22... Nxd2 $19 23. Qe2 Rd8 24.
Rd1 Nxc4 (24... Qd6 25. Kg2 gxf4 26. exf4 Qxf4 27. Qg4 Be4+ 28. Kg1 Qe3+ 29.
Kh2 Qf2+ 30. Qg2 Qxg2#) 25. Rxd8+ Qxd8 26. Qxc4 Qd1+ 27. Qf1 Qxf1+ 28. Kxf1
gxf4 29. exf4 Bd3+ 30. Kf2 Bxb5 31. Be5 1/2-1/2

[Event "xxiv/21"]
[Site "?"]
[Date "1993.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "52"]
[EventDate "1993.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. a3 c5 7. b5 Nbd7 8. Nf3
Rc8 9. O-O Be7 10. Nc3 O-O 11. Be2 h6 12. d4 Bh7 13. Qa4 cxd4 14. Nxd4 (14.
Qxd4 Qa5 $11) 14... Nc5 $15 15. Qd1 (15. Qxa7 $4 Ra8 16. Qxa8 Qxa8 $19) 15...
Qb6 16. Na4 $2 (16. f4 $142 $11) 16... Nxa4 $19 17. Qxa4 e5 18. Nf3 (18. Bf3
Rc5 $19) 18... Rc2 19. Bxe5 Rxe2 20. Rfc1 (20. Bd4 Qe6 $19) 20... Bd3 (20...
Ne4 21. Bd4 Bc5 22. Bxc5 Nxc5 23. Qd4 $19) 21. Bd4 $2 (21. Nd4 Rxf2 22. Kxf2
Ng4+ 23. Kg1 Nxe5 24. Rc3 $19) 21... Qxb5 22. Qxa7 (22. Qxb5 Bxb5 23. Bxa7 Ra8
$19) 22... Ne4 23. Rc7 (23. a4 Qf5 24. Rf1 $19) 23... Bf6 (23... Rxf2 24. Qxb7
Qf5 $19) 24. Rxb7 Qf5 25. Bxf6 Qxf6 26. Rd1 $2 (26. Qd4 $142 $19) 26... Nxf2 (
26... Nxf2 27. Rb8 Nxd1 28. Rxf8+ Kxf8 29. Qb8+ Ke7 30. Qb7+ Ke8 31. Qa8+ Qd8
32. Qa4+ Qd7 33. Qxd1 Rb2 $19) 0-1

[Event "xiv/23"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "44"]
[EventDate "1987.??.??"]

1. b4 Nf6 2. e3 d5 3. Bb2 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Qb3 Nbd7 7. Nf3 h6 (7...
Be4 8. d3 Bxf3 9. gxf3 $15) 8. O-O Bd6 9. h3 (9. d3 c6 10. e4 Bg4 $11) 9... Rc8
(9... a5 10. bxa5 Nc5 11. Qb4 $15) 10. Be2 (10. d3 Bg6 $14) 10... a6 11. d3 {
White launches an attack} e5 12. d4 exd4 (12... e4 $142 $5 13. Nfd2 O-O $11)
13. Nxd4 $14 (13. Bxd4 $143 O-O $11) (13. exd4 $143 Be6 14. Bc4 Bxc4 15. Qxc4
O-O $15) 13... Be4 14. Nd2 (14. Nc3 Be5 $16) 14... Bd5 $14 15. Bc4 Bxc4 16.
Nxc4 O-O 17. Rac1 Ne5 (17... Be7 18. Nf5 $16) 18. Nxe5 (18. Nxd6 $143 cxd6 19.
Rxc8 Qxc8 $14) 18... Bxe5 19. Ne6 $1 fxe6 (19... Qd5 $5 20. Qxd5 Nxd5 21. Nxf8
Bxb2 $16) 20. Qxe6+ $16 {Theme: Double Attack} (20. Bxe5 $6 Qe7 $14) 20... Rf7
21. Qxe5 Qd5 (21... Qd3 22. Rfd1 Qg6 23. Rd6 $16) 22. a3 (22. Qxd5 Nxd5 23. a3
Re8 $16) 22... Qxe5 (22... Qa2 23. Qf5 Re8 24. Bxf6 Rxf6 25. Qd7 $16) 1/2-1/2

[Event "xix/14"]
[Site "?"]
[Date "1990.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "59"]
[EventDate "1990.??.??"]

1. b4 Nf6 $15 2. e3 d5 3. Bb2 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Qb3 Be7 (6... Nc6 7.
b5 Na5 8. Qc3 Nxc4 9. Qxc4 $17) 7. Nf3 Nbd7 (7... Nc6 8. b5 Na5 9. Qc3 Nxc4 10.
Qxc4 $17) 8. O-O Bg4 9. Nd4 O-O 10. f3 Bh5 11. Ne2 (11. d3 e5 12. Nf5 Bg6 $14)
11... Nb6 12. Bd3 (12. Bxf6 Bxf6 (12... gxf6 $143 13. Nf4 Nxc4 14. Qxc4 $14)
13. d4 Nxc4 14. Qxc4 Bg5 $15) 12... Qd6 13. a3 Rfd8 14. Nf4 (14. Bc2 a5 $15)
14... Bg6 (14... e5 $5 15. Nxh5 Qxd3 16. Qxd3 Rxd3 17. Nxf6+ Bxf6 $15) 15. Bxg6
$11 hxg6 {Exerts pressure on the backward pawn} 16. Rc1 (16. d3 g5 17. Nh3 Qxd3
18. Qxd3 Rxd3 $17) 16... Nbd5 17. Ne2 (17. Nxd5 Nxd5 (17... Qxd5 $143 18. Qxd5
Nxd5 19. e4 $16) 18. Nc3 Nxc3 19. Qxc3 Bf6 $14) 17... Rac8 (17... a5 18. e4 Nf4
19. Nxf4 Qxf4 20. bxa5 $11) 18. g3 (18. e4 Nf4 19. Nxf4 Qxf4 $11) 18... c5 (
18... c6 19. Bxf6 Bxf6 20. d4 $15) 19. e4 (19. bxc5 Rxc5 20. Rxc5 Qxc5 $11)
19... Nb6 $15 20. e5 (20. d4 cxb4 21. axb4 Ra8 $11) 20... Qd5 21. Qxd5 Nfxd5 (
21... Rxd5 $2 22. exf6 gxf6 23. Nf4 $18) 22. bxc5 Rxc5 (22... Bxc5+ 23. d4 Be7
24. Nd2 $15) 23. Nbc3 Nxc3 24. Bxc3 Rdc8 (24... Rd3 25. Kf2 $15) 25. f4 (25. d4
R5c6 $11) 25... g5 26. Rcb1 (26. Bd4 Rxc1+ 27. Nxc1 Bxa3 $14) 26... gxf4 $15
27. gxf4 Rc4 28. Kg2 g5 (28... Bc5 $5 $15) 29. Kf3 gxf4 30. Nxf4 1/2-1/2

[Event "xix/18"]
[Site "?"]
[Date "1990.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "63"]
[EventDate "1990.??.??"]

1. b4 Nf6 2. Bb2 d5 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. a3 Nbd7 7. Nf3 Nb6 8.
Bb5+ (8. Be2 a5 9. bxa5 Rxa5 $15) 8... c6 9. Be2 Be7 (9... Bd6 10. O-O $15) 10.
d4 (10. O-O a5 $11) 10... Qd6 (10... O-O 11. O-O $15) 11. Nbd2 Ne4 (11... O-O
12. O-O $11) 12. Ne5 Nxd2 13. Qxd2 Bf6 14. f4 (14. Rd1 O-O $11) 14... Bd8 (
14... O-O 15. O-O $11) 15. h3 (15. O-O O-O $11) 15... O-O (15... Bh4+ 16. Kf1
$15) 16. O-O $11 f6 17. Nf3 Na4 18. Bc1 a5 19. Bd1 Nb6 20. bxa5 Nc4 (20... Nd5
21. a6 Rxa6 22. Qb2 $15) 21. Qb4 $11 Bd3 (21... b5 $5 $11) 22. Rf2 (22. Bb3
$142 Bxf1 23. Kxf1 Qxb4 24. axb4 $16) 22... Bxa5 $2 (22... Qd5 $142 $14) 23.
Qb3 $18 {White gets in control} (23. Qxb7 $4 Rfb8 24. Qxa8 Rxa8 $19) 23... Nxe3
24. Bxe3 Be4 25. Bc2 (25. Qxb7 Rfb8 26. Qxa8 Rxa8 $19) 25... Bd5 26. Qd3 (26.
Qxb7 Rfb8 27. Bxh7+ Kf8 28. Qxa8 Rxa8 $15) 26... f5 27. Ne5 Bd8 (27... Bb4 28.
a4 $18) 28. Bd2 (28. a4 Ba5 $18) 28... Bh4 (28... Be4 29. Qc3 $18) 29. Rff1 (
29. Bb4 Bxf2+ 30. Kxf2 Qd8 31. Bxf8 Qxf8 $18) 29... Be4 30. Qc3 Bxc2 31. Qxc2
Qxd4+ 32. Kh1 (32. Kh1 Qe4 33. Qb1 $18) 1-0

[Event "xix/20"]
[Site "?"]
[Date "1990.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "48"]
[EventDate "1990.??.??"]

1. b4 d5 2. e3 Nf6 3. Bb2 Bf5 4. c4 dxc4 5. Bxc4 e6 6. a3 Be4 (6... Bd6 $5 $15)
7. Nf3 $11 c5 (7... Bd5 8. Bxf6 Qxf6 9. Bxd5 Qxa1 10. Bxb7 $18) 8. b5 (8. d3
Bf5 $11) 8... Nbd7 9. Nc3 Nb6 (9... Bxf3 10. Qxf3 Ne5 11. Qe2 $11) 10. Be2 Bd3
11. Ne5 Bg6 (11... Bxe2 12. Nxe2 Bd6 13. d3 $11) 12. Bf3 $14 Nbd5 13. Nxd5 exd5
14. O-O Bd6 15. h3 (15. Nxg6 hxg6 16. h3 Qd7 $14) 15... Bf5 (15... Be4 16. d3
Bxf3 17. Qxf3 $11 (17. gxf3 $143 O-O $15)) 16. d4 (16. Ng4 Bxg4 17. hxg4 Bc7
$11) 16... c4 17. Re1 (17. Qa4 O-O $11) 17... O-O $15 18. Bxd5 $2 (18. Qa4 Ne4
$15) 18... Bxe5 $4 (18... Nxd5 19. e4 c3 20. Bc1 $17) 19. Bxb7 (19. dxe5 $142
Nxd5 20. e4 $15) 19... Rb8 $4 (19... Bh2+ $142 $1 20. Kh1 Rb8 $17) 20. dxe5 $16
Nd7 (20... Ne4 $5 21. Bxe4 Bxe4 $16) 21. Qf3 Bd3 22. Bc6 Nc5 (22... Qe7 23. Qg3
$18) 23. Qg4 (23. Red1 Qe7 $18) 23... Qe7 24. e4 (24. Bc3 Rfd8 $18) 24... Ne6 (
24... Rfd8 25. Qf5 $18) 1/2-1/2

[Event "xxiii/08"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "56"]
[EventDate "1992.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. a3 Nbd7 7. d4 Be7 8. Nf3
O-O 9. Nbd2 Nb6 10. Be2 Ne4 (10... a5 11. b5 $15) 11. O-O Nd6 12. Rc1 Rc8 13.
Re1 Nd7 (13... Nd5 14. Ne5 $11) 14. Bf1 (14. Qa4 a6 $14) 14... Bg4 (14... Nf6
15. Qa4 $11) 15. h3 Bh5 16. Qb3 Nf6 17. e4 Nde8 18. Rc2 c6 19. Nh2 (19. Bd3 Nd6
$14) 19... Nc7 20. Qg3 Bg6 (20... Qd6 21. e5 Qd5 22. Bc4 $18 (22. exf6 Bxf6 23.
Rc5 Qa2 $18)) 21. Nhf3 $14 Nb5 22. Bxb5 cxb5 23. Rxc8 Qxc8 24. Rc1 Qb8 (24...
Qd8 25. Qe5 $14) 25. Qc7 (25. Qxb8 Rxb8 26. Rc7 $17) 25... Bd6 $11 26. Qc2 Bf4
27. Re1 Rc8 28. Qd1 (28. Qd3 Bxd2 29. Nxd2 Qf4 $11) 28... Qc7 (28... Qc7 29. d5
e5 $11) *

[Event "xxv/14"]
[Site "?"]
[Date "1994.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "44"]
[EventDate "1994.??.??"]

{A00: Irregular Openings   'A00: Irregular Openings  '} 1. b4 d5 2. Bb2 Nf6 3.
e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. b5 c5 7. Nf3 Nbd7 8. O-O Be7 (8... Bd6 9. d4
Rc8 10. Nbd2 h6 11. Rc1 Bb8 12. Nb3 b6 13. dxc5 bxc5 14. a4 Qc7 15. Nbd2 O-O
16. Qe2 Rfd8 17. e4 Bg6 18. Rfd1 Nh5 19. Qe1 Nb6 20. Be5 Qb7 21. Bxb8 Qxb8 22.
a5 Nxc4 23. Nxc4 {Dziel,J-Gross,W/corr 3GMM-08 1995/^--^-}) 9. d4 Rc8 $146 (
9... O-O 10. Nbd2 Rc8 11. Rc1 h6 12. h3 Ne4 13. Nxe4 Bxe4 14. Nd2 Bg6 15. Nf3
Bf6 16. Bd3 Bxd3 17. Qxd3 Qa5 18. Bc3 Qb6 19. Qb1 cxd4 20. Bxd4 Bxd4 21. Nxd4 {
^--^- Gross,W-Merten,R/xxiv/25 1993}) 10. Nbd2 Nb6 11. Be2 h6 (11... c4 12. Rc1
Qd5 13. Ne5 Qxb5 14. Ndxc4 $11) 12. Rc1 O-O 13. a4 (13. dxc5 Rxc5 14. Qb3 Rxc1
15. Rxc1 Bd6 $14) 13... Ne4 (13... Nbd5 14. Nb3 b6 15. Ne5 $11) 14. Nxe4 $14
Bxe4 15. Nd2 Bh7 16. a5 Nd5 17. Nb3 cxd4 18. Bxd4 Rxc1 19. Qxc1 Qb8 20. Qd2 (
20. Qb2 Bf6 $14) 20... Rc8 21. Bd3 Bxd3 22. Qxd3 Bf6 1/2-1/2

[Event "xxiv/25"]
[Site "?"]
[Date "1993.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "41"]
[EventDate "1993.??.??"]

{A00: Irregular Openings} 1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6
6. b5 c5 7. Nf3 Nbd7 8. O-O Be7 (8... Bd6 9. d4 Rc8 10. Nbd2 h6 11. Rc1 Bb8 12.
Nb3 b6 13. dxc5 bxc5 14. a4 Qc7 15. Nbd2 O-O 16. Qe2 Rfd8 17. e4 Bg6 18. Rfd1
Nh5 19. Qe1 Nb6 20. Be5 Qb7 21. Bxb8 Qxb8 22. a5 Nxc4 23. Nxc4 {
Dziel,J-Gross,W/corr 3GMM-08 1995/^--^-}) 9. d4 O-O $146 (9... Rc8 10. Nbd2 Nb6
11. Be2 h6 12. Rc1 O-O 13. a4 Ne4 14. Nxe4 Bxe4 15. Nd2 Bh7 16. a5 Nd5 17. Nb3
cxd4 18. Bxd4 Rxc1 19. Qxc1 Qb8 20. Qd2 Rc8 21. Bd3 Bxd3 22. Qxd3 Bf6 {
^--^- Gross,W-Merten,R/xxv/14 1994}) 10. Nbd2 Rc8 11. Rc1 h6 (11... Nb6 12.
dxc5 Rxc5 13. Bd4 $11) 12. h3 (12. Qe2 Nb6 $11) 12... Ne4 (12... Nb6 13. Be2
$11) 13. Nxe4 $14 Bxe4 14. Nd2 Bg6 15. Nf3 (15. d5 exd5 16. Bxd5 Rc7 $14) 15...
Bf6 16. Bd3 (16. Qe2 cxd4 17. Bxd4 Bxd4 18. Nxd4 e5 $11) 16... Bxd3 17. Qxd3
Qa5 18. Bc3 (18. Qb3 a6 $11) 18... Qb6 (18... Qxa2 19. Ra1 Qd5 20. e4 $15) 19.
Qb1 (19. Qe2 Rfd8 $11) 19... cxd4 20. Bxd4 Bxd4 21. Nxd4 1/2-1/2

[Event "xxiv/23"]
[Site "?"]
[Date "1993.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "46"]
[EventDate "1993.??.??"]

{A00: Irregular Openings} 1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6
6. b5 c5 (6... Bb4 7. Qb3 Ba5 8. Nf3 O-O 9. O-O Bg4 10. Ne5 Bh5 11. f3 Nbd7 12.
g4 Bg6 13. Nxg6 fxg6 14. d4 Qe7 15. Bxe6+ Kh8 16. d5 Nc5 17. Qa3 Bb6 18. g5 Nh5
19. Bg4 Rae8 20. Bxh5 gxh5 21. e4 {hen4daleko-sankoff/kurnik 2014/0-1 (43)}) 7.
Nf3 Nbd7 8. O-O Rc8 $146 (8... Be7 9. d4 Rc8 (9... O-O 10. Nbd2 Rc8 11. Rc1 h6
12. h3 Ne4 13. Nxe4 Bxe4 14. Nd2 Bg6 15. Nf3 Bf6 16. Bd3 Bxd3 17. Qxd3 Qa5 18.
Bc3 Qb6 19. Qb1 cxd4 20. Bxd4 Bxd4 21. Nxd4 {
^--^- Gross,W-Merten,R/xxiv/25 1993}) 10. Nbd2 Nb6 11. Be2 h6 12. Rc1 O-O 13.
a4 Ne4 14. Nxe4 Bxe4 15. Nd2 Bh7 16. a5 Nd5 17. Nb3 cxd4 18. Bxd4 Rxc1 19. Qxc1
Qb8 20. Qd2 Rc8 21. Bd3 Bxd3 22. Qxd3 Bf6 {^--^- Gross,W-Merten,R/xxv/14 1994})
(8... Bd6 9. d4 Rc8 10. Nbd2 h6 11. Rc1 Bb8 12. Nb3 b6 13. dxc5 bxc5 14. a4 Qc7
15. Nbd2 O-O 16. Qe2 Rfd8 17. e4 Bg6 18. Rfd1 Nh5 19. Qe1 Nb6 20. Be5 Qb7 21.
Bxb8 Qxb8 22. a5 Nxc4 23. Nxc4 {Dziel,J-Gross,W/corr 3GMM-08 1995/^--^-}) (8...
Bd6 9. d4 $11) 9. h3 (9. d3 Nb6 $11) 9... h6 (9... Nb6 10. Be2 $11) 10. Be2 Be7
11. d4 O-O 12. Nbd2 Ne4 (12... Qa5 13. Nb3 Qc7 14. dxc5 $11) 13. Nxe4 Bxe4 14.
Nd2 Bg6 15. Rc1 Bf6 (15... Nb6 16. dxc5 Bxc5 17. Nb3 Qxd1 18. Rfxd1 $11) 16.
Nf3 (16. Nc4 Rc7 $11) 16... Rc7 (16... Qa5 17. Qb3 $11) 17. Qa4 Qb8 18. Qb3 (
18. Ne5 Nb6 19. Qa3 Bxe5 20. dxe5 Rd8 $14) 18... Rfc8 (18... Be4 19. Qa3 $11)
19. Rfd1 (19. Ne5 Nxe5 20. dxe5 Be7 $11) 19... Be4 (19... cxd4 20. Nxd4 (20.
exd4 $2 Bc2 21. Rxc2 Rxc2 $19) 20... e5 21. Nf3 $15) 20. Nd2 Bg6 21. Nf3 (21.
Nc4 cxd4 22. Bxd4 Bxd4 23. Rxd4 e5 $11) 21... cxd4 $15 22. Rxc7 (22. Nxd4 $5 e5
23. Nf3 $15) 22... Rxc7 $17 23. Bxd4 (23. Ne1 $5 dxe3 24. fxe3 $17) 23... Bc2
$19 (23... Bc2 24. Qb4 Bxd1 25. Bxd1 Rc1 $19) 0-1

[Event "xx/08"]
[Site "?"]
[Date "1990.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "41"]
[EventDate "1990.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. a3 Nbd7 7. Nf3 c5 8.
bxc5 Bxc5 9. d4 (9. Qb3 Qb6 $11) 9... Be7 (9... Bd6 10. O-O $15) 10. Nbd2 O-O
11. O-O Qb6 12. Qb3 Rfc8 13. Rac1 Ne4 14. Rfe1 Qd8 (14... Qxb3 $142 $5 15. Nxb3
Nb6 $11) 15. Nxe4 $16 (15. Qxb7 $2 Rcb8 16. Qc6 Nxd2 $19) 15... Bxe4 16. Bxe6
$1 Bg6 (16... fxe6 17. Qxe6+ {Theme: Double Attack}) 17. Bg4 (17. Ne5 Nxe5 18.
Bxc8 Rxc8 19. dxe5 Rc7 $18) 17... h5 $2 (17... Rxc1 18. Rxc1 Nf6 19. Bh3 $16)
18. Bh3 (18. Bxd7 Rxc1 19. Bxc1 Qxd7 $18) 18... b6 19. Rxc8 (19. e4 Rxc1 20.
Bxc1 Rc8 $18) 19... Rxc8 20. Ne5 (20. Qb5 $142 $5 Rc7 21. e4 $18) 20... Bc2 $4
(20... Nxe5 21. Bxc8 Nd3 $11) 21. Qxf7+ $18 (21. Qxf7+ Kh7 22. Qxh5+ Kg8 23.
Be6+ Kf8 24. Qh8#) 1-0

[Event "xxii/06"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "77"]
[EventDate "1991.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. a3 Nbd7 7. Nf3 c5 8.
bxc5 Bxc5 9. d4 Bd6 10. Nbd2 Rc8 11. O-O (11. Qb3 b6 $15) 11... O-O 12. Rc1 Qb6
13. Qb3 Ne4 14. Nxe4 Bxe4 15. Bxe6 $4 (15. Ng5 $142 Qxb3 16. Bxb3 $11) 15...
Rxc1 $19 16. Rxc1 Bxf3 17. gxf3 Bxh2+ 18. Kxh2 fxe6 19. Qxb6 Nxb6 (19... axb6
$143 20. Kg2 $16) 20. Rc7 (20. Kg3 Rf7 $11) 20... Rf7 21. Rc5 Rxf3 22. Kg2 Rf8
23. Bc3 Na4 24. Rc7 Nxc3 25. Rxc3 Rb8 (25... h5 26. f3 $15) 26. Rc7 $11 Kf8 27.
Kf3 a5 28. Ke4 (28. Kg2 b5 29. Ra7 b4 30. axb4 axb4 $19) 28... b5 $15 29. Ke5 (
29. Ra7 b4 30. Rxa5 b3 $19) 29... b4 (29... Rb6 30. Rc8+ Kf7 31. Rc7+ Kg6 32.
Rc5 $15) 30. axb4 $17 axb4 31. Kxe6 b3 32. Rc1 b2 33. Rb1 h5 34. d5 h4 35. d6 (
35. e4 Rb6+ 36. d6 Ke8 $15) 35... h3 36. e4 h2 37. e5 g6 (37... Rb4 $5 $17) 38.
Kf6 $11 Kg8 $4 (38... Ke8 39. f4 Rb4 $15) 39. e6 (39. e6 h1=Q 40. Rxh1 $16) (
39. Kxg6 $6 Rb7 $11) 1-0

[Event "corr"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "55"]
[EventDate "1991.??.??"]

1. b4 d5 2. Bb2 Bf5 3. e3 e6 4. Nf3 Nf6 5. b5 Nbd7 6. c4 dxc4 7. Bxc4 Nb6 8.
Be2 Be7 9. O-O O-O 10. Nc3 Bd3 11. Ne1 (11. Ne5 Bxe2 12. Qxe2 a6 $11) 11...
Bxe2 $15 12. Qxe2 Qd7 13. f4 (13. Nf3 a6 $11) 13... Rfd8 $15 {
Attacks the backward pawn on d2} 14. d4 c6 15. Nf3 cxb5 16. Ne5 Qe8 17. Nxb5
Rdc8 (17... Nbd5 18. Rfc1 $11) 18. Rac1 a6 $4 (18... Nbd5 $142 $11) 19. Nc7 $18
Qa4 (19... Rxc7 20. Rxc7 Nfd5 $18) 20. Nxa8 Rxa8 21. Rc7 Bd8 (21... Nfd5 22.
Rxb7 Qxa2 23. e4 $18) 22. Rxb7 (22. Rxf7 $6 Nbd7 23. Qf3 Qb4 $18) 22... Qxa2
23. Rxf7 (23. e4 Qb3 $18) 23... Nc4 (23... a5 24. Ra1 Qd5 25. Ba3 $18) 24. Rb7
(24. Rxf6 Nxb2 25. Rf7 Qb3 $18) 24... Nxb2 (24... Nd6 25. Ra1 Qd5 26. Rb4 $18)
25. Rxb2 Qd5 26. Rfb1 Ne4 (26... a5 27. Rb8 g6 28. Qc4 Rxb8 29. Rxb8 $18) 27.
Rb7 (27. Rb8 $142 h6 28. Qc4 Rxb8 29. Rxb8 Kh7 30. Qxd5 exd5 31. Rxd8 Nf6 $18)
27... Nc3 (27... Nd6 28. Rd7 Bf6 29. Qxa6 Qe4 $18 (29... Rxa6 $4 30. Rb8+ Nc8
31. Rxc8+ Bd8 32. Rcxd8#)) 28. Qh5 (28. Qh5 Bf6 29. Rb8+ Qd8 30. Qf7+ Kh8 31.
Qc7 Rxb8 32. Rxb8 $18) 1-0

[Event "xix/12"]
[Site "?"]
[Date "1990.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "79"]
[EventDate "1990.??.??"]

1. b4 Nf6 2. e3 d5 3. Bb2 Bf5 4. c4 dxc4 5. Bxc4 e6 6. b5 Nbd7 7. Nf3 Nb6 8.
Be2 Bd6 9. O-O O-O 10. d3 Bg6 (10... a6 11. e4 Bg4 12. e5 axb5 13. exf6 gxf6
14. Qb3 $18) 11. e4 (11. Bd4 c5 12. bxc6 bxc6 $11) 11... Be7 (11... a6 12. e5
axb5 13. exf6 gxf6 14. Re1 $18) 12. Nbd2 (12. Qc2 Bd6 $11) 12... a6 13. a4 axb5
14. axb5 Qd7 15. Qb3 Rfd8 {Attacking the backward pawn on d3} (15... Bc5 16.
Ne5 Qd6 17. Nxg6 Rxa1 18. Bxa1 fxg6 19. e5 $18) 16. Ne5 $14 Qe8 17. Ndf3 (17.
Rfc1 $5 $16) 17... Bh5 $11 18. h3 Nfd7 19. g4 Nxe5 (19... Nc5 20. Qc2 f6 21. d4
$14) 20. Nxe5 (20. Bxe5 Bg6 21. Bxc7 Rxa1 22. Rxa1 Ra8 23. Rxa8 Nxa8 $16) 20...
Bg6 21. f4 (21. Qc3 Bf8 22. Qxc7 Qxb5 23. Rxa8 Rxa8 $14) 21... Rxa1 22. Bxa1
Bc5+ 23. Kg2 f6 (23... Bd4 24. Nxg6 hxg6 25. Rc1 Bxa1 26. Rxa1 $11) 24. Nf3 (
24. Nxg6 $5 hxg6 25. f5 $14) 24... Bf7 25. Qc2 Nd7 (25... Bd6 26. e5 Nd5 27.
Qc1 $15) 26. Qc3 (26. g5 f5 $11) 26... Ra8 27. Bb2 Qe7 28. d4 Bb6 29. Bc4 {
White prepares d5} Ba5 30. Qb3 {White intends d5} (30. Qa3 Qe8 $11) 30... Nb6
31. Ba3 Qd7 32. Be2 e5 33. d5 (33. fxe5 Bxb3) 33... exf4 34. Rd1 h5 35. Nh4 (
35. Nd4 Re8 36. Bf3 Re5 $15) 35... Qe8 $17 36. Bf3 hxg4 37. hxg4 Nd7 (37... g6
$5 $15) 38. Nf5 $11 Ne5 $4 (38... g6 39. Nh6+ Kg7 40. Nxf7 Qxf7 41. g5 $15) 39.
Rh1 (39. Ne7+ Kf8 40. Rh1 $18) 39... Bb6 $4 (39... g6 $142 40. Nh6+ Kg7 $15)
40. Ne7+ $18 (40. Ne7+ Qxe7 41. Bxe7 $18) 1-0

[Event "xvii/19"]
[Site "?"]
[Date "1989.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "65"]
[EventDate "1989.??.??"]

1. b4 d5 2. Bb2 Bf5 3. e3 Nf6 4. b5 e6 5. c4 Bd6 6. cxd5 exd5 7. Nf3 c5 (7...
O-O 8. Be2 $15) 8. Be2 O-O 9. O-O Nbd7 10. d4 (10. a4 Re8 $15) 10... c4 11. Nc3
Rc8 12. Nd2 (12. Qa4 Bb8 $15) 12... Re8 13. Bf3 Be6 (13... Bd3 14. Be2 Bxe2 15.
Qxe2 $15) 14. e4 $15 dxe4 15. Ndxe4 {
The passed pawn on d4 quickly leads to threats} Bb8 (15... Nxe4 16. Bxe4 f5 17.
Bxb7 Bxh2+ 18. Kxh2 Qc7+ 19. f4 Qxb7 20. d5 $15) 16. Nxf6+ (16. Ng3 Bxg3 17.
fxg3 Qb6 $15) 16... Nxf6 $15 (16... Qxf6 $143 17. Bxb7 Rcd8 18. Bc6 $14) 17. g3
Nd5 18. Re1 Qd7 19. a4 b6 (19... a6 20. Qd2 $15) 20. Qd2 $11 Nxc3 21. Bc6 Rxc6
22. bxc6 Qxc6 23. Qxc3 Bd5 24. Rxe8+ Qxe8 25. Re1 {Threatening mate: Rxe8} Qxa4
(25... Qd7 $142 $11) 26. Qe3 $18 {Do you see the mate threat?} Bc6 (26... Be6
27. d5 $1 Qe8 $18) 27. d5 $1 Bd7 (27... Bxd5 {Theme: Deflection from e8} 28.
Qe8+ {A double attack}) 28. Qe7 (28. Qg5 Be5 29. Bxe5 f6 30. Bxf6 g6 31. Qh6
Qd1 32. Qg7#) 28... h6 29. Qd8+ Kh7 30. Qxb8 Qb4 {The mate threat is Qxe1} 31.
Qe5 f6 32. Qe7 Qb5 (32... Qxb2 33. Qxd7 Qc2 $18) 33. Bxf6 (33. Bxf6 Kg6 34.
Qxg7+ Kh5 35. Re5+ Bf5 36. Rxf5#) 1-0

[Event "xx/06"]
[Site "?"]
[Date "1990.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "54"]
[EventDate "1990.??.??"]

1. b4 Nf6 2. Bb2 d5 3. e3 Bf5 4. c4 e6 5. c5 Be7 6. Nf3 O-O 7. d3 a5 8. a3 axb4
9. axb4 Rxa1 10. Bxa1 Na6 11. Qb3 Qd7 12. d4 Ra8 13. Bb2 $4 (13. Ne5 $142 Qd8
14. Bc3 $15) 13... Bxb1 $19 14. Be2 Nb8 15. b5 Ba2 16. Qc2 b6 17. O-O bxc5 18.
dxc5 c6 (18... Ne4 $5 19. Bd4 Bf6 20. Bxf6 Nxf6 21. Bd3 $19) 19. Ra1 Qa7 20.
Bd4 (20. b6 Qa5 21. Bd4 Ne4 $19) 20... Qa4 (20... cxb5 21. Bxb5 Qb7 22. Bd3 $19
) 21. Qb2 (21. Qxa4 Rxa4 22. bxc6 Na6 $19) 21... Qa3 (21... cxb5 22. Bxb5 Qa5
23. c6 $19) 22. Qc2 (22. Qxa3 Rxa3 23. Be5 $19) 22... cxb5 23. Bxb5 Qb4 24. Bd3
Bb3 25. Qb2 Rxa1+ 26. Qxa1 Qa4 (26... Ne4 $5 27. Bxg7 f6 28. Qa7 $19) 27. Qc1 (
27. Qxa4 Bxa4 28. Ng5 Nbd7 $19) 27... Nc6 (27... Nc6 28. Qd2 Ne4 $19) 0-1

[Event "xxiv/07"]
[Site "?"]
[Date "1993.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "67"]
[EventDate "1993.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 e6 5. c5 Be7 6. Nf3 O-O 7. Be2 h6 (7... a5
8. a3 $15) 8. O-O $11 c6 (8... a5 9. a3 $11) 9. a3 Nbd7 (9... b6 10. d4 $11)
10. d4 (10. d3 Qc7 $11) 10... Qc7 11. Nbd2 Ne4 12. Nxe4 Bxe4 13. Nd2 Bh7 (13...
Bg6 14. Re1 $11) 14. Qb3 e5 (14... Bf5 15. Nf3 $11) 15. dxe5 Nxe5 16. Nf3 (16.
Rfd1 Bf5 $11) 16... Bf6 (16... Nxf3+ 17. Bxf3 Rad8 18. Bd4 $14) 17. Nd4 (17.
Bxe5 Bxe5 18. Nxe5 Qxe5 $11) 17... Rfe8 18. Rac1 a6 19. a4 {White prepares b5}
Qd7 20. h3 (20. Qc3 Be4 $11) 20... Be4 21. Rfd1 Rad8 (21... Qe7 22. Qc3 $11)
22. b5 (22. f3 Bf5 $11) 22... axb5 (22... Ra8 23. Ra1 $11) 23. axb5 Ra8 24. f3
(24. Ra1 Qe7 25. Qc3 b6 $11) 24... Bg6 (24... Bh7 25. Ra1 $11) 25. f4 $14 Nc4
26. Bxc4 dxc4 27. Rxc4 Be4 28. Nxc6 (28. Rb4 $142 $14) 28... Qc7 $2 (28... Bd5
$142 $5 29. Rb4 bxc6 30. Bxf6 gxf6 $11) 29. Nb4 (29. Bxf6 $5 gxf6 30. Nb4 Qa5
$18) 29... Bxb2 30. Qxb2 f5 31. b6 (31. Qc3 Qf7 $18) 31... Qf7 (31... Qe7 32.
Qc3 $18) 32. Rcd4 Qg6 (32... Rac8 33. Rd7 Re7 34. Rd8+ Re8 35. Rxc8 Rxc8 36.
Qe5 $18) 33. Kh2 Ra3 $4 (33... Qf7 $142 $18) 34. Rd6 (34. Rd6 Qxg2+ 35. Qxg2
Bxg2 36. Kxg2 Rexe3 37. c6 Rg3+ 38. Kf2 Rgf3+ 39. Ke2 Rfe3+ 40. Kd2 $18) (34.
Rxe4 $5 Rxe3 35. Rxe8+ Qxe8 $18) 1-0

[Event "xxiv/05"]
[Site "?"]
[Date "1993.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "53"]
[EventDate "1993.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 e6 5. c5 Be7 6. Nf3 O-O 7. Be2 h6 (7... a5
8. a3 $15) 8. O-O Nbd7 (8... a5 9. a3 $11) 9. Nh4 (9. Nd4 a5 10. Nxf5 exf5 $14)
9... Bh7 $11 10. f4 (10. a3 a5 $11) 10... c6 (10... a5 11. a3 $11) 11. Nf3 b6 (
11... a5 12. a3 $11) 12. Nd4 Qc7 13. cxb6 (13. Qa4 bxc5 14. Nxc6 Nb6 $11) 13...
Qxb6 $15 14. a3 (14. Bc3 Ne4 $15) 14... c5 $17 15. Nb3 (15. Nc2 Bxc2 16. Qxc2
cxb4 17. axb4 Rfc8 $17 (17... Qxb4 $2 18. Ba3 Rfc8 19. Qa2 $18) (17... Bxb4 $6
18. Bd4 Bc5 19. Ra6 $15)) 15... cxb4 16. Bd4 (16. axb4 Bxb4 (16... Qxb4 $2 17.
Ba3 Qb7 18. Bxe7 $18) 17. Bd4 Qc7 $17) 16... Qc7 17. axb4 Bxb4 18. Nc3 Bxc3 (
18... a5 19. Rc1 Qb7 20. Na4 $17) 19. Rc1 (19. Bxc3 Rfb8 $15) 19... Rfc8 (19...
Ne4 20. Bxc3 Nxc3 21. Rxc3 $17) 20. Rxc3 Qd8 21. Qa1 Rxc3 22. Bxc3 Qb6 23. Nd4
Rb8 (23... a5 24. Bb5 $15) 24. Nb5 a6 25. Bd4 Qb7 (25... Nc5 26. Nc3 Qc6 27.
Bxf6 gxf6 28. Qe1 $15) 26. Nd6 {Attacks the isolani on a6} (26. Na7 $5 $11)
26... Qc6 (26... Qb4 $142 $5 27. Qxa6 Qxd2 $15) 27. Qxa6 $14 1/2-1/2

[Event "xx/10"]
[Site "?"]
[Date "1990.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "51"]
[EventDate "1990.??.??"]

1. b4 d5 $15 2. Bb2 Nf6 3. e3 Bf5 4. c4 e6 $15 5. c5 Nc6 6. a3 Be7 $15 7. Nf3
O-O 8. Be2 a6 (8... a5 9. b5 Nb8 10. Bd4 $15) 9. d4 (9. O-O b6 $11) 9... Ne4
10. Nbd2 Bf6 (10... Nxd2 11. Qxd2 Be4 12. O-O $11) 11. O-O Re8 12. Ne5 Bxe5 13.
dxe5 Nxd2 (13... Qg5 14. Nf3 Qg6 15. Nh4 $14) 14. Qxd2 $14 Qg5 15. f4 Qg6 16.
Rf3 f6 $4 (16... Red8 $142 $11) 17. Rg3 (17. exf6 gxf6 18. Rg3 Qxg3 19. hxg3
Rf8 $18) 17... Qf7 18. exf6 g6 19. h4 (19. Rd1 Rad8 $16) 19... Rad8 20. h5 e5
21. hxg6 hxg6 22. fxe5 Nxe5 23. Rf1 Kf8 $4 (23... Qxf6 $142 24. Rg4 Qe7 $14)
24. e4 $1 $18 dxe4 {Deflection from c4.} (24... Bxe4 25. Qh6+) 25. Qh6+ Kg8 26.
Rxf5 (26. Rxf5 Nf3+ 27. gxf3 Rd5 28. Rxg6+ Qxg6+ 29. Qxg6+ Kf8 30. Qg7#) 1-0

[Event "xiv/17"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "39"]
[EventDate "1987.??.??"]

1. b4 Nf6 2. Bb2 d5 3. e3 Bf5 4. c4 c6 5. Nc3 d4 (5... e5 6. Nf3 $15) 6. exd4
$11 Qxd4 7. Nf3 Qd8 8. Be2 e6 9. a3 Bd6 10. d4 Nbd7 11. O-O O-O (11... a5 12.
b5 $11) 12. Bd3 (12. Nh4 Qc7 $14) 12... Bg4 13. h3 Bh5 14. Be4 (14. Re1 Re8 $11
) 14... Rc8 (14... a5 15. Qb3 $11) 15. Qd3 (15. g4 Bg6 (15... Nxe4 $2 16. Nxe4
Bxg4 17. hxg4 $18) 16. Bxg6 hxg6 $14) 15... Bb8 16. Ng5 (16. Rfe1 $142 $5 $11)
16... Nxe4 $17 17. Ngxe4 (17. Ncxe4 f5 18. Nxe6 fxe4 19. Qe3 $17) 17... Bg6 $4
(17... Ne5 $142 18. Qc2 Nxc4 $19) 18. Qe2 $11 Qc7 19. Ng3 Qf4 20. Qf3 0-1

[Event "xix/10"]
[Site "?"]
[Date "1990.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "38"]
[EventDate "1990.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. f4 Nbd7 5. Nf3 e6 6. a3 Be7 7. c4 (7. Be2 a5
$15) 7... dxc4 8. Bxc4 Nb6 9. Be2 Ne4 (9... a5 $5 $15) 10. O-O Bf6 11. Nd4 Bg6
(11... Nd5 12. Qc1 $11 (12. Nxf5 $143 Bxb2 (12... exf5 $6 13. Qc2 $11) 13. Ra2
Bf6 $17 (13... exf5 $143 14. Rxb2 O-O 15. Bc4 $11))) 12. d3 Nd6 13. e4 {
White intends f5} (13. Bf3 $142 $15) 13... Be7 $4 (13... Nf5 $142 14. e5 Ne3
$17) 14. f5 $18 Bf6 $2 (14... e5 $142 $5 15. Nb3 Bxf5 16. exf5 Nd5 $18) 15.
fxg6 hxg6 16. Qb3 (16. Bc3 Rc8 17. Nc6 bxc6 18. Bxf6 gxf6 $11) 16... Nxe4 17.
Nxe6 $1 Qd6 {Threatening mate... how?} (17... fxe6 18. dxe4) 18. Nf4 $4 (18.
dxe4 $142 Qxh2+ 19. Kf2 Bxb2 20. Nxc7+ Qxc7 21. Qxb2 Qf4+ 22. Ke1 Qg3+ 23. Kd1
Rd8+ 24. Nd2 $18) 18... Bd4+ $19 19. Kh1 (19. Rf2 Bxf2+ 20. Kf1 Qxf4 21. dxe4
Bd4+ 22. Bf3 Bxb2 23. Qxb2 Rxh2 24. Ke2 $19) 19... Ng3# 0-1

[Event "xiv/19"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "43"]
[EventDate "1987.??.??"]

1. b4 Nf6 2. Bb2 d5 3. Nf3 Bf5 4. e3 Nbd7 5. c4 dxc4 6. Bxc4 a6 7. Nc3 e5 8.
Ng5 (8. Qb3 Bg6 $11) 8... Bg6 $15 (8... Bxb4 $4 9. Nxf7 (9. Bxf7+ $6 Ke7 10.
Qf3 g6 $14) 9... Qe7 10. Nxh8 $18) 9. Qb3 {Threatening mate... how?} Qe7 10.
O-O b5 11. Bd5 Rd8 (11... Nxd5 12. Nxd5 Qd6 13. a3 $17) 12. e4 (12. Bb7 Nb8 13.
f4 c5 14. fxe5 Ng4 $15) 12... h6 (12... Nxd5 13. Nxd5 Qxg5 14. Nxc7+ Ke7 15.
Nd5+ Kd6 16. Qc2 $11) 13. Nf3 Qxb4 14. Bc6 Qd6 (14... Qxb3 15. axb3 Bd6 16.
Rxa6 $11) 15. Nxe5 Qxe5 16. Nd5 $4 (16. Nxb5 Qf4 17. g3 $18) 16... Qd6 $19 17.
e5 $2 (17. Bxf6 $142 gxf6 18. Rac1 $19) 17... Qxc6 18. exf6 gxf6 $4 (18... Nxf6
$142 19. Nxf6+ gxf6 20. Rfe1+ Be7 $19) 19. Rfe1+ $18 Ne5 20. Nxf6+ $1 Qxf6 {
Decoy to f6} 21. Bxe5 Qc6 (21... Qf5 22. Bxh8+ Kd7 23. Re5 $18) 22. Bf6+ (22.
Bf6+ Be7 23. Bxh8 $18 (23. Bxe7 $143 Rd3 24. Qb2 Rg8 $18) (23. Rxe7+ Kf8 24.
Qa3 Kg8 25. Bxh8 Kxh8 $18)) 1-0

[Event "xiv/21"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "73"]
[EventDate "1988.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 c6 4. Be2 Bf5 5. Nf3 Nbd7 6. c4 (6. a3 e6 $11) 6...
dxc4 $15 7. Bxc4 e6 8. a3 Bd6 9. Nc3 O-O 10. O-O Ne5 (10... b5 11. Be2 $15) 11.
Nxe5 $11 Bxe5 12. f4 Bc7 13. Qe2 $2 (13. b5 $142 $5 $11) 13... b5 $17 14. Ba2 (
14. Nxb5 cxb5 15. Bxb5 Bg4 $17) 14... Bd3 $19 15. Qf2 Bxf1 16. Rxf1 a5 17. Qg3
$2 (17. Bb1 axb4 18. axb4 Qe7 $19) 17... g6 (17... axb4 $142 $5 18. Ne4 Ne8 19.
Rc1 bxa3 20. Ba1 $19) 18. d4 Nd5 (18... axb4 $5 19. axb4 Qd6 20. Rb1 $19) 19.
Bxd5 (19. bxa5 f5 $17) 19... exd5 $19 (19... cxd5 $6 20. Nxb5 axb4 21. axb4 $17
) 20. Qe1 (20. e4 axb4 21. axb4 dxe4 22. Nxe4 Re8 $19) 20... Re8 21. Nd1 Qd7 (
21... axb4 22. Qxb4 Bd6 23. Qc3 $19) 22. Qc3 (22. Bc3 axb4 23. Bxb4 Qe6 $19)
22... Bd6 (22... axb4 23. Qxb4 Bd6 24. Qc3 $19) 23. h3 (23. bxa5 Bc7 $19) 23...
axb4 24. axb4 Ra4 25. Qe1 (25. f5 Bxb4 26. Qc2 Bd6 $19) 25... Bxb4 26. Qg3 Qf5
27. Nf2 (27. Bc3 Bf8 $19) 27... Ra2 28. Bc1 Ba3 (28... Ra1 29. Qg4 $19) 29. Ng4
$4 (29. e4 $142 Qf6 30. Bxa3 Qxd4 31. e5 $17) 29... Kg7 (29... Bf8 $142 $5 30.
Kh2 $19) 30. e4 Qxe4 (30... Rxe4 31. Bxa3) 31. Bxa3 Qxd4+ 32. Kh1 Ree2 $4 (
32... b4 $142 33. Bc1 Qc3 34. Qxc3+ bxc3 $19) 33. Qh4 $4 (33. f5 Qe4 34. fxg6
Qxg6 35. Qc3+ f6 36. Rxf6 Ra1+ 37. Qxa1 Re1+ 38. Qxe1 Qxf6 39. Nxf6 Kxf6 40.
Qe7+ Kg6 41. Qe6+ Kg7 42. Bc1 h5 43. Bh6+ Kh7 44. Qf6 c5 45. Qg7#) 33... Rxa3
$19 34. f5 (34. Qh6+ Kg8 35. Qh4 $19) 34... h5 35. fxg6 fxg6 (35... Ra1 $142
36. Rxa1 Qxa1+ 37. Kh2 Kxg6 38. Nf2 Qe5+ 39. Qg3+ Qxg3+ 40. Kxg3 $19) 36. Qd8
$4 (36. Rf7+ Kxf7 37. Nh6+ Ke6 38. Qxd4 $19) 36... hxg4 (36... Rxh3+ $142 $1
37. Nh2 Rxh2+ 38. Kxh2 Qe5+ 39. Kg1 Re1 40. Qf8+ Kh7 $19) 37. Qf8+ (37. Qf8+
Kh7 38. Rf7+ Qg7 39. Qxg7#) 1-0

[Event "xix/06"]
[Site "?"]
[Date "1989.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "61"]
[EventDate "1989.??.??"]

1. b4 Nf6 2. Bb2 d5 3. e3 Bf5 4. Nf3 Nbd7 5. Be2 e6 6. a3 c5 7. bxc5 Bxc5 8.
Nh4 Bg6 9. Nxg6 hxg6 10. Nc3 a6 11. h3 d4 12. Na4 dxe3 13. fxe3 Qc7 14. Nxc5 (
14. O-O Bd6 $11) 14... Qg3+ $15 15. Kf1 Nxc5 16. Bxf6 gxf6 17. c3 Rd8 18. Rb1
Ne4 $4 (18... b5 $142 19. Bf3 Nd3 $17) 19. Qa4+ $18 b5 20. Qxe4 Rxd2 (20... Rd5
21. d4 $18) 21. Rd1 (21. Qa8+ Rd8 22. Qxa6 O-O 23. Qxb5 Rb8 $18) 21... Qd6 $2 (
21... Rxd1+ $142 22. Bxd1 O-O $18) 22. Rxd2 Qxd2 23. Kf2 (23. Qa8+ $142 Ke7 24.
Qxh8 Qc1+ 25. Kf2 Qxh1 26. Qa8 $18) 23... Rh5 (23... Kf8 24. Rd1 Qxc3 25. Qa8+
Kg7 26. Qxa6 $18) 24. Qa8+ (24. Rd1 $142 Rf5+ 25. Kg3 Rg5+ 26. Kh2 Qxd1 27.
Bxd1 $18) 24... Ke7 25. g4 Re5 26. Qa7+ Kf8 27. Rd1 Qxc3 28. Rd7 (28. Rd3 Qc8
29. Rd7 Qe8 $18) 28... Kg8 29. Rd3 Qa5 30. Qd4 (30. Qb8+ $142 Kg7 31. Rd8 Qxd8
32. Qxd8 $18) 30... Kg7 31. h4 (31. h4 Rd5 32. Qb2 $18) (31. Bf3 $5 Qc7 $18)
1-0

[Event "xiv/25"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "55"]
[EventDate "1987.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. Nf3 e6 5. a3 c5 6. Bb5+ Nc6 7. Ne5 Rc8 8. g4
Bg6 9. h4 h5 (9... d4 10. Bxc6+ bxc6 11. Nxg6 hxg6 12. g5 $15) 10. g5 Nd7 11.
Nxg6 fxg6 12. Bd3 (12. bxc5 Nxc5 13. Nc3 a6 14. Bxc6+ Rxc6 $11) 12... Nce5 (
12... Nde5 13. Bxe5 Nxe5 14. Bb5+ Kf7 15. d4 $11) 13. Bb5 (13. Be2 cxb4 14.
axb4 Bxb4 $14) 13... a6 (13... Nc6 14. bxc5 Nxc5 15. f4 $11) 14. Bxd7+ (14.
Bxe5 $5 axb5 15. Bc3 $14) 14... Nxd7 $11 15. bxc5 Nxc5 16. Bd4 Ne4 (16... Qc7
17. Nc3 $11) 17. Nc3 (17. d3 Qa5+ 18. c3 Nd6 $11) 17... Nd6 (17... Nxc3 18.
Bxc3 Qc7 19. Qe2 $11) 18. Qe2 Nf5 19. Qd3 Bc5 (19... Bd6 20. e4 dxe4 21. Qxe4
$15) 20. Bxg7 (20. Bxc5 $5 Rxc5 21. Rb1 $11) 20... Nxg7 $15 21. Qxg6+ Kf8 22.
Rh3 Qe7 23. Rf3+ Kg8 24. Rb1 Rf8 (24... Bxa3 25. e4 $17) 25. Rf6 $15 b5 26. Ne2
Qe8 (26... Bxa3 $143 27. Nf4 $14) 27. Rxf8+ Qxf8 28. Nf4 1/2-1/2

[Event "xiv/15"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "28"]
[EventDate "1987.??.??"]

1. b4 Nf6 2. Bb2 d5 3. e3 Bf5 4. c4 e6 5. b5 Nbd7 6. Nf3 Bd6 7. a4 c5 8. d4
cxd4 9. Bxd4 e5 10. Bb2 Bxb1 11. Rxb1 Qa5+ $6 (11... Bb4+ $1 12. Nd2 Ne4) 12.
Nd2 Ne4 13. Qc2 Nxd2 14. Qxd2 $4 (14. Bc3) 14... Bb4 0-1

[Event "xix/22"]
[Site "?"]
[Date "1990.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "46"]
[EventDate "1990.??.??"]

1. b4 Nf6 2. Bb2 d5 3. Nf3 Bg4 4. e3 e6 5. b5 Be7 6. Be2 Nbd7 7. Nd4 (7. O-O
O-O $11) 7... Bxe2 $15 8. Qxe2 O-O 9. f4 Ne4 (9... a6 10. O-O $15) 10. O-O Bf6
11. d3 Nd6 12. a4 a6 13. c4 dxc4 14. dxc4 Nc5 15. Nd2 Re8 16. N2f3 Nde4 17. Ne5
(17. a5 Qe7 $11) 17... Be7 (17... Bxe5 18. fxe5 Qg5 19. a5 $15) 18. Rad1 (18.
Rfd1 Bd6 $14) 18... Bd6 19. Ndf3 (19. Qh5 g6 20. Qg4 f6 21. Nxg6 hxg6 22. Qxg6+
Kf8 $11) 19... f6 $15 20. Nd3 (20. Qc2 $5 $15) 20... Nxa4 $17 21. Nd4 $2 (21.
Qc2 $142 $5 axb5 22. cxb5 Nxb2 23. Nxb2 $17) 21... Nac3 $19 (21... Nxb2 $6 22.
Qxb2 axb5 23. cxb5 $17) 22. Qg4 (22. Bxc3 Nxc3 23. Qf3 e5 24. fxe5 Nxd1 25.
exf6 gxf6 (25... Nxe3 $2 26. f7+ Kh8 27. fxe8=R+ Qxe8 28. Re1 $18) (25... Rxe3
$6 26. Qd5+ Kf8 27. fxg7+ Kxg7 28. Rxd1 $15) 26. Rxd1 b6 $15) 22... Nxd1 23.
Rxd1 Qe7 (23... Qe7 24. bxa6 Rxa6 $19) 0-1

[Event "?"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "28"]
[EventDate "1987.??.??"]

1. b4 d5 2. Bb2 Bf5 3. e3 Nf6 4. Nf3 e6 5. b5 Bd6 6. c4 Nbd7 7. a4 c5 8. d4
cxd4 9. Bxd4 e5 10. Bb2 Bxb1 11. Rxb1 Qa5+ $6 (11... Bb4+ $1 12. Nd2 Ne4) 12.
Nd2 Ne4 13. Qc2 Nxd2 14. Qxd2 $4 (14. Bc3) 14... Bb4 0-1

[Event "xxi/22"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "58"]
[EventDate "1991.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. Nf3 e6 5. c4 Nc6 6. a3 $15 dxc4 7. Bxc4 Bd3 8.
Qb3 Bxc4 9. Qxc4 Be7 10. d4 Qd5 11. Qc2 Qe4 12. Qb3 (12. Qxe4 Nxe4 13. b5 Na5
$11) 12... O-O 13. Nbd2 Qg6 14. O-O {White gets strong initiative} Ne4 (14...
Rfd8 15. b5 Nb8 16. Ne5 $11) 15. Nc4 (15. Nxe4 Qxe4 16. b5 Na5 $16) 15... Bf6 (
15... Bd6 16. Nxd6 cxd6 17. b5 $11) 16. b5 Ne7 17. Nce5 Bxe5 18. Nxe5 Qh5 (
18... Qf6 19. Nd7 Qg6 $18) 19. Qc2 $16 Nf6 (19... Qh4 20. g3 Nxg3 21. hxg3 Qg5
22. Qxc7 a6 $18) 20. Qxc7 $18 Ned5 21. Qxb7 Rfb8 22. Qa6 Qe2 23. Rab1 Rxb5 24.
Ba1 (24. Rfe1 Nc7 25. Rxe2 Nxa6 $18) 24... Rb2 $18 25. Qc6 (25. Qxe2 $5 Rxe2
26. Rb7 Ra2 $18) 25... Rbb8 $16 26. Rfe1 Ne4 27. f3 $4 (27. Qe8+ $142 $1 Rxe8
28. Rxe2 $16) 27... Nxe3 (27... Qxe3+ 28. Kh1 Nf2+ 29. Kg1 Nd3+ 30. Kh1 Nxe1
31. Rxb8+ Rxb8 $19) 28. Qc8+ (28. Rxe2 $4 Rxb1+ 29. Qc1 Rxc1+ 30. Re1 Rxe1#)
28... Rxc8 29. Rxe2 Nc3 (29... Nc3 30. Bxc3 Rxc3 $14) *

[Event "xxiv/09"]
[Site "?"]
[Date "1993.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "83"]
[EventDate "1993.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 Nbd7 6. Nf3 e6 7. Qb3 Nb6 8.
Be2 h6 (8... Nbd5 9. a3 $11) 9. d4 (9. O-O Bd6 $11) 9... Bd6 (9... Qd5 10. b5
$15) 10. Nbd2 O-O 11. O-O c6 (11... Nbd5 12. a3 $11) 12. h3 (12. Rfc1 a5 13.
bxa5 Rxa5 $11) 12... Rc8 (12... Qe7 13. a3 $11) 13. Rac1 Bb8 (13... Ne4 14. a3
$11) 14. a4 (14. b5 cxb5 15. Ba3 Bd6 $11) 14... Ne4 (14... Bd6 15. b5 $11) 15.
a5 (15. Nxe4 Bxe4 16. a5 Nd5 $11) 15... Nd5 (15... Nxd2 16. Nxd2 Nd5 17. a6 $11
) 16. Nxe4 Bxe4 17. Nd2 (17. Ba3 Qc7 18. Ne5 f6 $17) 17... Bg6 (17... Qd6 18.
f4 Bf5 19. Ba3 $11) 18. f4 (18. Nc4 Qe7 $11) 18... Qe7 (18... Bd6 19. Ba3 $15)
19. b5 $11 cxb5 20. Bxb5 Bd6 21. Be2 Rfd8 22. Bf3 Nb4 (22... Bb4 23. Rxc8 Rxc8
24. Nc4 $11) 23. Be4 (23. Nc4 Nd3 24. Nxd6 Rxc1 25. Bxc1 Qxd6 26. Ba3 $16 (26.
Qxb7 $6 Nxc1 27. Rxc1 Qa3 $11)) 23... Bxe4 (23... Bf5 24. Ba3 b6 25. axb6 axb6
26. Rxc8 Rxc8 27. g4 Bxe4 28. Nxe4 $16) 24. Nxe4 Nc6 (24... Nd5 25. Nxd6 Qxd6
26. f5 $11 (26. Qxb7 $2 Rb8 27. Qxa7 Rxb2 $19)) 25. Nxd6 $14 Qxd6 26. Rc5 (26.
Qxb7 Rc7 27. Qa6 Qd5 $16) 26... Qd7 (26... Rc7 27. Qc3 Kf8 28. Rc1 $14) 27.
Rfc1 Ne7 28. e4 Rxc5 (28... Ng6 29. Qf3 $14) 29. Rxc5 Rc8 30. Rb5 {
White prepares the advance d5} (30. Qc3 Rxc5 31. Qxc5 Ng6 $14) 30... Rc7 $11
31. d5 (31. a6 bxa6 32. Rb8+ Kh7 $11) 31... exd5 32. Be5 a6 33. Rb6 (33. Bxc7
$143 axb5 34. Be5 dxe4 $19) 33... Rc1+ 34. Kh2 dxe4 35. Rxb7 (35. Bxg7 $142 Qd1
36. Qxd1 (36. Bxh6 $4 Qh1+ 37. Kg3 Rg1 $19) 36... Rxd1 37. Rxb7 $15) 35... Qd8
$4 (35... Qd3 $142 36. Rb8+ Rc8 37. Rxc8+ Nxc8 $15) 36. Qa3 $18 Rc2 37. Rxe7 (
37. Qxe7 $6 Rxg2+ 38. Kxg2 Qd2+ 39. Kf1 Qd1+ 40. Kf2 Qd2+ 41. Kg3 Qe3+ 42. Kg4
Qg1+ 43. Kh5 Qd1+ 44. Kh4 Qe1+ 45. Kh5 Qe2+ 46. Kh4 Qf2+ 47. Kh5 Qf3+ 48. Kh4
Qf2+ 49. Kh5 Qf3+ 50. Kh4 Qf2+ $11) 37... Rxg2+ (37... e3 38. Rxf7 $1 Kxf7 39.
Qb3+ Ke7 40. Qxc2 Qxa5 $18) 38. Kxg2 Qd2+ 39. Kg3 Qe1+ 40. Kg4 Qe2+ 41. Kh4 (
41. Kf5 $142 Qg2 42. Qd6 Qxh3+ 43. Kxe4 Qh1+ 44. Kd3 Qd1+ 45. Kc3 Qf3+ 46. Kb4
Qe4+ 47. Kc5 Qa4 $18) 41... g6 (41... e3 42. Re8+ Kh7 43. Rh8+ Kg6 44. Qd6+ f6
45. f5+ Kxf5 46. Qd7+ Kxe5 47. Re8+ Kf4 48. Qc7+ Kf5 49. Qxg7 Qf2+ 50. Kh5 Qf3+
51. Qg4+ Qxg4+ 52. hxg4+ Kf4 $18) 42. Re8+ (42. Re8+ Kh7 43. Rh8#) 1-0

[Event "xxii/04"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "52"]
[EventDate "1991.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. Nf3 e6 5. c4 dxc4 $17 6. Bxc4 Nbd7 7. Nd4 Bg4
(7... Nb6 8. Bb5+ c6 9. Nxc6 bxc6 10. Bxc6+ Nbd7 11. Bxa8 Qxa8 12. f3 $17) 8.
Qb3 Be7 (8... c5 9. bxc5 Nxc5 10. Qb5+ Nfd7 11. O-O $11) 9. h3 (9. f3 Bh5 $11)
9... Bh5 $11 10. O-O c5 (10... Nb6 11. d3 $11) 11. bxc5 Nxc5 12. Qb5+ Nfd7 13.
Bc3 (13. d3 a6 14. Qb4 Nxd3 $17) 13... O-O (13... a6 14. Qb2 $11) 14. f4 (14.
d3 a6 15. Qb2 Ne5 $17) 14... a6 15. Qb2 Bf6 (15... Rc8 16. g4 b5 17. Bxb5 axb5
18. gxh5 $14) 16. a4 (16. Rc1 b5 17. Bf1 Na4 $17) 16... Qc8 (16... Nb6 $5 17.
Qb4 Rc8 $17 (17... Nxc4 $6 18. Qxc5 Bxd4 19. Qxd4 Qxd4 20. Bxd4 $11)) 17. a5 (
17. d3 Bg6 18. f5 exf5 19. Nxf5 Qe8 20. Bxf6 Nxf6 21. Nxg7 Qxe3+ 22. Kh2 Qg5
23. Rxf6 Bxd3 $18) 17... Ne4 18. Qb3 (18. Ra4 Nxc3 19. Nxc3 Bxd4 20. exd4 Qc7
$15) 18... Ndc5 19. Qc2 Ng3 (19... Nxc3 $5 20. Nxc3 Rd8 $15) 20. Rc1 $11 Re8 (
20... Nce4 21. Bd3 Bg6 22. Ra4 $11) 21. Kh2 (21. Bb2 Qd7 $14) 21... Nge4 $11
22. d3 (22. Bb2 Nd6 $11) 22... Nxc3 23. Qxc3 e5 (23... Rd8 24. Ra2 $15) 24.
fxe5 $11 Rxe5 25. Qd2 Qc7 26. Kh1 Rae8 (26... Rae8 27. Nc3 Qd6 $15) *

[Event "?"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "45"]
[EventDate "1991.??.??"]

1. b4 d5 2. Bb2 $11 Bf5 3. e3 Nf6 4. Nf3 e6 5. c4 dxc4 $17 6. Bxc4 Nbd7 7. a3
$11 Bd6 8. O-O O-O 9. Be2 (9. d3 c5 $11) 9... c5 $15 10. bxc5 Nxc5 11. Ne1 (11.
d4 Nce4 $15) 11... Qb6 (11... Rc8 $5 $17) 12. Bxf6 $11 gxf6 13. Nc3 Rfd8 (13...
Nb3 14. Na4 Bxh2+ 15. Kh1 $18) 14. d4 $11 Ne4 (14... Nb3 15. Na4 Bc2 16. Nxc2
$16 (16. Qxc2 $6 Nxa1 17. Nxb6 Nxc2 18. Nxa8 Nxa3 $11)) 15. Nxe4 Bxe4 16. Bf3
Bg6 17. Be2 Rac8 18. f4 (18. Nf3 $142 $11) 18... Bc2 $4 (18... Rc3 $142 19. Nd3
Qb3 20. Qxb3 Rxb3 $17) 19. Nxc2 $18 Qb3 20. Bd3 Rc3 (20... f5 21. Rb1 Qd5 22.
Qh5 $18) 21. Qg4+ Kh8 (21... Kf8 22. Rfb1 Qa4 23. Bxh7 $18) 22. Qh4 Rxd3 (22...
Kg7 23. Qxh7+ Kf8 24. Rfb1 Rxd3 25. Rxb3 Rxb3 26. Kf2 $18) 23. Qxf6+ (23. Qxf6+
Kg8 24. Qxd8+ Kg7 25. Ne1 Bxa3 26. Qg5+ Kf8 27. Nxd3 Qxd3 28. Qd8+ Kg7 29. Rf3
$18) 1-0

[Event "xxi/12"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "46"]
[EventDate "1991.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. Nf3 e6 5. c4 dxc4 $17 6. Bxc4 Nbd7 7. a3 Be7 (
7... a5 8. Nd4 Bg6 9. b5 $11) 8. O-O O-O 9. d4 Nb6 10. Bb3 Ne4 (10... a5 11. b5
$15) 11. Nbd2 Bf6 (11... a5 12. Nxe4 Bxe4 13. b5 $11) 12. Rc1 c6 13. Bc2 Nxd2
14. Qxd2 Nc4 (14... Bxc2 15. Qxc2 Be7 16. Bc3 $11) 15. Qc3 Nxb2 (15... Bxc2 16.
Rxc2 Nxb2 17. Rxb2 $11) 16. Qxb2 (16. Bxf5 exf5 17. Qxb2 Re8 $14) 16... Bg4 17.
Ne5 (17. Be4 Qd6 $14) 17... Bxe5 $11 18. dxe5 Qg5 19. f4 Qh4 20. h3 Bh5 21. Be4
Rad8 22. Qc2 Bg6 23. Bxg6 hxg6 (23... fxg6 24. Qc4 Rd5 25. e4 $16) 1/2-1/2

[Event "xxii/14"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "65"]
[EventDate "1992.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 Nbd7 7. Nd4 (7. a3
Nb6 8. Bb5+ c6 $11) 7... Be4 $15 8. O-O Bxb4 9. Bxe6 $4 (9. d3 Bd5 $15) 9... c5
$4 (9... fxe6 10. Nxe6 Qb8 $19) 10. Bxd7+ $15 Qxd7 {Black gets the initiative}
11. Nb3 (11. a3 Ba5 12. Nb3 Bb6 $11) 11... c4 (11... Bd3 $5 12. Re1 Qe6 $17)
12. Bxf6 $15 gxf6 13. Nd4 Bc5 14. Nc3 Bd3 15. Nde2 (15. Re1 O-O-O $15) 15...
O-O-O (15... Rg8 16. Rc1 $15) 16. a4 Rhg8 17. g3 (17. Rc1 Qg4 18. g3 Qf3 $17)
17... h5 $17 18. Re1 h4 19. Nf4 hxg3 20. fxg3 Bf5 21. Ncd5 Qc6 22. Nc3 (22. Qf3
Be6 23. Rac1 Bxd5 $19) 22... Bg4 23. Qc2 Rg5 (23... Qd6 24. Ne4 Qxf4 25. Nxc5
$11 (25. gxf4 Bd1+ 26. Kf2 Bxc2 27. Nxc5 Rxd2+ 28. Kf3 b6 $19)) 24. Rf1 Bf5 25.
Qb2 Rgg8 26. Rf2 Rh8 27. Raf1 (27. Qb5 $142 $11) 27... Be7 $4 (27... Qd6 $142
$15) 28. Nfd5 $1 $18 Rxd5 (28... Qxd5 29. Nxd5) 29. Nxd5 (29. Rxf5 $6 Rd3 $11)
29... Qxd5 30. Rxf5 Qd3 31. Rxf6 $4 (31. Qc3 $142 Qe2 32. R5f2 $18) 31... Bxf6
$14 32. Qxf6 Qh7 {Do you see the mate threat?} 33. Qf5+ 1/2-1/2

[Event "xxii/16"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "60"]
[EventDate "1992.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 Nbd7 7. Nd4 (7. a3
Nb6 8. Bb5+ c6 $11) 7... Be4 $15 8. O-O Nb6 (8... Bxb4 9. d3 Bd5 10. Nc3 $15)
9. Bb3 (9. Bb5+ c6 10. d3 Bd5 $15) 9... Bxb4 $17 10. d3 Bg6 11. Ba4+ Nbd7 (
11... c6 12. Nxc6 bxc6 13. Bxc6+ Nfd7 14. Bxa8 Qxa8 15. Qe2 $17) 12. Qb3 $15
Be7 13. e4 (13. Qxb7 Bxd3 14. Rd1 Qb8 $11) 13... O-O (13... e5 14. Nf3 O-O 15.
Nxe5 Nxe5 16. Bxe5 Ng4 $11) 14. Bxd7 $11 Qxd7 15. Nd2 (15. Qxb7 Rab8 16. Qxa7
Rxb2 17. Rc1 $19) 15... c5 16. N4f3 Rfd8 (16... b6 17. Ne5 Qc7 18. Nxg6 hxg6
19. Rfc1 $15) 17. Ne5 Qc7 18. Rac1 (18. Nxg6 hxg6 (18... fxg6 $143 19. Qxe6+
Kf8 20. Be5 $15) 19. Nc4 Qd7 $17) 18... Nd7 (18... Bd6 19. Ndc4 Bh5 20. Nxd6
Rxd6 21. f3 $15) 19. Ndc4 (19. Nxg6 hxg6 20. d4 Qb6 $15) 19... Rac8 (19... Nxe5
20. Bxe5 Qd7 21. Rfe1 $17) 20. f4 (20. Nxg6 hxg6 21. Rfd1 Bg5 $15) 20... f6 (
20... Nxe5 $5 21. Nxe5 Bh5 $17) 21. Nxg6 $11 hxg6 22. Ne3 {
White prepares the advance f5} (22. d4 cxd4 23. Bxd4 Nc5 $15) 22... Qb6 23. Qc2
c4 24. d4 Qa6 25. Ba1 (25. Bc3 b5 $15) 25... b5 26. f5 (26. a4 $5 $15) 26...
gxf5 $17 27. exf5 e5 28. Nd5 (28. Rfd1 Ba3 29. Bb2 Bxb2 30. Qxb2 exd4 31. Qxd4
Qa3 $17) 28... Ba3 (28... Qd6 29. Nxe7+ Qxe7 30. Rfd1 $17) 29. Rcd1 Qb7 (29...
Qd6 $5 30. Ne3 Qc7 $17) 30. Ne7+ $4 (30. Qe4 $142 Qc6 31. Rf3 $17) 30... Bxe7
$19 (30... Bxe7 31. Bc3 b4 $19) 0-1

[Event "xxii/18"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "55"]
[EventDate "1992.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 Nbd7 7. Nd4 (7. a3
Nb6 8. Bb5+ c6 $11) 7... Be4 $15 8. Bxe6 $2 (8. f3 $142 $5 Bxb1 9. Rxb1 Bxb4
10. Nxe6 fxe6 11. Bxf6 Bxd2+ 12. Qxd2 Qxf6 13. Qc2 $15) 8... fxe6 $19 9. Nxe6
Qc8 10. O-O Bd5 (10... Bd3 11. Nxf8 Rxf8 12. Re1 $19) 11. Nf4 Bf7 (11... Bxb4
12. Nxd5 Nxd5 13. Qh5+ g6 14. Qxd5 $18) 12. e4 (12. a3 Bd6 $17) 12... Nb6 (
12... Bd6 $142 $5 13. Nd3 Bc4 $19 (13... Nxe4 $6 14. Re1 $11)) 13. Bxf6 $17
gxf6 14. Nc3 (14. a3 Bd6 15. Qf3 Qd7 $19) 14... Qd7 (14... Bxb4 $5 15. a3 Bd6
16. Nh5 $19) 15. Nh5 O-O-O 16. Nxf6 Qxd2 (16... Qe6 17. Nfd5 $19) 17. Qg4+ Nd7
18. Rac1 (18. Nb5 Kb8 (18... Bxb4 19. Rfd1 $16) (18... Qxb4 $6 19. Nxa7+ Kb8
20. Nc6+ bxc6 21. Nxd7+ Ka8 22. Rfb1 $11) 19. Rad1 Nxf6 20. Rxd2 Rxd2 $18 (
20... Nxg4 $4 21. Rxd8#)) 18... Qd6 (18... h5 19. Qf5 Bxb4 20. Rfd1 Bxc3 21.
Rxd2 Bxd2 22. Rd1 $15) 19. Nb5 Qxf6 20. Rxc7+ Kb8 21. Rxd7 Rxd7 22. Qxd7 {
Threatening mate: Qc7} Qc6 $4 (22... Bxb4 23. Nxa7 Be8 $19 (23... Kxa7 $6 24.
Qa4+ Kb8 25. Qxb4 $11)) 23. Qd8+ $18 (23. Qxf7 Qxb5 24. Qf6 Bg7 25. Qxg7 Rc8
$18) 23... Qc8 24. Qf6 (24. Qd4 $5 Bc5 25. Qe5+ Ka8 26. Nc7+ Kb8 27. Ne8+ Ka8
28. Qxh8 Bxb4 29. Nc7+ Kb8 30. Qxc8+ Kxc8 $18) 24... Bxb4 25. Qxf7 Ba5 (25...
Qg4 26. Qc7+ Ka8 27. f4 $18) 26. a4 (26. Nd6 Qc7 27. Qxc7+ Bxc7 $18) 26... a6 (
26... Qc6 27. Qf4+ Ka8 28. Rc1 $18) 27. Nd6 Qc6 28. Rb1 (28. Rb1 Ka8 29. Qxb7+
Qxb7 30. Rxb7 $18 (30. Nxb7 $6 Rb8 $14)) 1-0

[Event "xxii/20"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "52"]
[EventDate "1992.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 Nbd7 7. Nd4 (7. a3
Nb6 8. Bb5+ c6 $11) 7... Be4 $15 8. Bxe6 $2 (8. f3 $142 $5 Bxb1 9. Rxb1 Bxb4
10. Nxe6 fxe6 11. Bxf6 Bxd2+ 12. Qxd2 Qxf6 13. Qc2 $15) 8... fxe6 $19 9. Nxe6
Qc8 10. O-O Bd5 (10... Bd3 11. Nxf8 Rxf8 12. Re1 $19) 11. Nf4 Bf7 (11... Bxb4
12. Nxd5 Nxd5 13. Qh5+ g6 14. Qxd5 $16) 12. e4 (12. a3 Bd6 $17) 12... Nb6 (
12... Bd6 $142 $5 13. Nd3 Bc4 $19 (13... Nxe4 $6 14. Re1 $11)) 13. Bxf6 $17
gxf6 14. Nh5 (14. a3 Bd6 15. Qf3 Qd7 $19) 14... Qe6 $19 15. Qf3 (15. d4 O-O-O
$19) 15... O-O-O 16. Qxf6 Qxf6 (16... Bxb4 17. Qxe6+ Bxe6 18. Nf4 $19) 17. Nxf6
Bg7 (17... Bxb4 18. Rd1 $19) 18. e5 Bxf6 (18... Nc4 19. f4 Bxf6 20. exf6 $19)
19. exf6 Nd5 20. Nc3 (20. Re1 Rhf8 $19) 20... Nxf6 21. Rad1 Rd3 22. f3 (22.
Rfe1 Re8 23. Rxe8+ Nxe8 $19) 22... Rhd8 23. Rf2 $4 (23. Nb5 a6 24. Nc3 Rxd2 25.
Rxd2 Rxd2 $19) 23... Nd5 (23... Rxc3 $142 24. d4 Rc4 $19) 24. Ne4 (24. Nxd5
Bxd5 25. Re2 Bxa2 $19) 24... Nxb4 25. Rb1 (25. Nc5 Re3 $19 (25... Bxa2 $6 26.
Nxd3 Nxd3 27. Re2 $19) (25... Nxa2 $6 26. Nxd3 Rxd3 27. Re1 $19)) 25... a5 (
25... Nxa2 26. Nc5 Rxd2 27. Rxd2 Rxd2 28. Rxb7 $19) 26. Rb2 (26. a4 $19) 26...
Bxa2 (26... Bxa2 27. f4 Bd5 $19) (26... Nxa2 $6 27. Nc5 $19) 0-1

[Event "xxiii/02"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "61"]
[EventDate "1992.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 Nbd7 7. Nd4 (7. a3
Nb6 8. Bb5+ c6 $11) 7... Be4 $15 8. Bxe6 $2 (8. f3 $142 $5 Bg6 9. Qa4 $15) 8...
fxe6 $19 9. Nxe6 Qc8 10. Nc3 Bd3 (10... Ne5 11. Nxe4 Nd3+ 12. Ke2 Nxe4 13. Bxg7
Bxg7 14. Nxg7+ Kf8 15. Rf1 Nexf2 16. Rxf2+ Nxf2 17. Qc2 Kxg7 18. Qc3+ Kg6 19.
Kxf2 Rf8+ 20. Kg1 $19) 11. Qb3 Nb6 12. Nf4 Bc4 13. Qc2 (13. Qa3 a5 14. d3 axb4
15. Qxa8 Qxa8 (15... bxc3 16. Qxc8+ Nxc8 17. Bxc3 $14) 16. dxc4 bxc3 17. Bxc3
Qa3 18. Bxf6 gxf6 $19) 13... Bxb4 14. d3 Bf7 (14... Qf5 15. a3 Bd6 16. Rc1 $19)
15. O-O (15. a3 Bd6 $19) 15... O-O 16. Nb5 c6 (16... Nfd5 17. Nxd5 Nxd5 18. a3
$19) 17. Nd4 (17. Bxf6 cxb5 18. Qb2 gxf6 19. Qxb4 $19) 17... Nbd5 18. Nfe2 (18.
Nxd5 Bxd5 19. e4 Be6 $19) 18... Bd6 19. a3 Ng4 20. h3 Ngf6 21. Rac1 Qd7 22. Qd2
(22. e4 c5 $19) 22... Rad8 (22... c5 23. Nf3 $19) 23. e4 Ne7 24. Nf3 Ng6 $4 (
24... Be6 $142 $19) 25. e5 $17 Bxe5 (25... Bd5 26. exf6 gxf6 27. Ned4 $15) 26.
Bxe5 Qxd3 {Black creates threats along the open d-file} 27. Qxd3 Rxd3 28. Bxf6
gxf6 29. Rb1 b6 30. Ra1 (30. Rfc1 Bd5 31. Nfd4 Re8 $19) 30... Re8 31. Ng3 (31.
Nc1 Rd5 $19) 0-1

[Event "corr SOK-92-80"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "110"]
[EventDate "1992.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 Nbd7 7. Nd4 Bg6 8.
b5 (8. a3 c5 9. bxc5 Bxc5 $15) 8... Nc5 (8... Bd6 9. d3 $15) 9. O-O Bd6 (9...
Nd3 10. Bc3 $15) 10. d3 $11 Nd5 (10... Nfd7 $11) 11. Re1 (11. Nb3 $5 Qh4 12. g3
$11) 11... Nb6 $15 12. a4 (12. Ba3 Nxc4 13. dxc4 Qh4 $17) 12... O-O (12... e5
13. Nf3 Nxc4 14. dxc4 $19) 13. Ra3 (13. a5 Nxc4 14. dxc4 Nd3 $17) 13... e5 14.
Nf3 e4 15. Ne5 Bxe5 16. Bxe5 Nxc4 (16... Nxd3 $6 17. Bxd3 exd3 18. e4 $15) 17.
dxc4 Nd3 18. Bd4 Nxe1 19. Qxe1 f5 (19... a6 20. Nc3 $19) 20. Qc3 $17 c5 21.
bxc6 bxc6 22. Nd2 Rb8 23. Ra1 Rb7 (23... Rf7 24. Be5 Rbb7 25. c5 $19) 24. Nb3 (
24. c5 Qd5 $17) 24... Qb8 25. Nd2 Rd8 26. h3 (26. c5 Bf7 $19) 26... Be8 (26...
Bf7 27. Qa5 Be6 28. Qc3 $19) 27. Qa5 (27. a5 Bh5 $19) 27... Bd7 (27... Qc8 28.
Ra2 $19) 28. Be5 (28. Qc5 Qc8 $17) 28... Qc8 29. Bd6 (29. f3 exf3 30. Nxf3 Re8
$19) 29... Be6 30. c5 Rdd7 31. Qc3 Qe8 32. Re1 (32. Qe5 Qg6 $19) 32... Qg6 (
32... Rd8 33. Nc4 $19) 33. Ra1 (33. Nc4 Bxc4 34. Qxc4+ Qf7 $19) 33... Bd5 (
33... Rd8 34. Nc4 Bd5 35. Bg3 $19) 34. Re1 (34. Nc4 Rd8 $19) 34... Qf6 35. Be5
Qd8 (35... Qf7 36. a5 $19) 36. Bd6 (36. Nc4 Bxc4 37. Qxc4+ Kh8 $19) 36... a5
37. Qe5 Rf7 38. Rc1 (38. Rb1 Rb4 $19) 38... Qd7 (38... Rb4 39. Rb1 $19) 39. Nc4
$17 Bxc4 40. Rxc4 h6 41. Rc1 (41. Kh2 Kh7 $17) 41... Rb4 42. Ra1 Kh7 43. Ra2 (
43. Qf4 g5 44. Qg3 Qe6 $19) 43... Qc8 44. Ra1 Rfb7 45. Ra2 (45. Kh2 Qd7 $19)
45... Rc4 46. Kh2 Qd7 47. Qa1 (47. Ra1 Qf7 $19) 47... Rb3 (47... Qe6 48. Rd2
$19) 48. Qe5 (48. Qd1 Rcb4 $19) 48... Rb1 (48... Qf7 49. Bc7 Rb1 50. Rd2 $19)
49. Bc7 (49. Kg3 Qf7 50. Kf4 g5+ 51. Kg3 Rcc1 $19) 49... Rcc1 50. Rd2 {
Threatening mate... how?} Qf7 (50... Qxd2 $6 51. Qxf5+ Kg8 52. Qe6+ Kh7 53.
Qf5+ Kh8 54. Qf8+ Kh7 55. Qf5+ $11) 51. Bd8 (51. Rd6 Rh1+ (51... Qxc7 $2 52.
Rxh6+ Kxh6 53. Qxc7 $18) 52. Kg3 Qh5 $19) 51... Rh1+ (51... Qg6 52. Rd1 Rxd1
53. g4 Rh1+ 54. Kg3 Rbg1+ 55. Kf4 Rxg4+ 56. hxg4 Qxg4#) 52. Kg3 $19 Rxh3+ (
52... Rbg1 $142 $5 53. Qc7 Rxh3+ 54. Kf4 Qxc7+ 55. Bxc7 Rxg2 56. Kxf5 Rh5+ 57.
Kxe4 Rxc5 58. Bg3 Rc4+ 59. Rd4 Rxd4+ 60. exd4 $19) 53. gxh3 Qh5 $4 (53... Rg1+
$142 54. Kh2 Qg6 $19) 54. Rd7 $11 {Threatening mate: Qxg7} (54. Bxa5 $4 Qg6+
55. Kh2 Qg1#) 54... Rg1+ 55. Kh2 Qg6 {Do you see the mate threat?} (55... Qg6
56. Rxg7+ Qxg7 57. Qxf5+ Rg6 58. Bxa5 Qa1 59. Qf7+ Rg7 60. Qf5+ Rg6 61. Qd7+
Rg7 62. Qf5+ Rg6 $11) *

[Event "xxiii/04"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "48"]
[EventDate "1992.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 Nbd7 7. a3 (7. Qa4
a5 8. b5 Nb6 $17) 7... Bd6 $15 8. d4 O-O 9. Nbd2 (9. O-O Nd5 $11) 9... c6 (9...
a5 10. b5 $15) 10. O-O $11 a5 11. bxa5 (11. b5 cxb5 12. Bxb5 Rc8 $11) 11...
Qxa5 $15 12. Re1 Ne4 13. Nxe4 Bxe4 14. Nd2 Bg6 15. e4 Rfd8 (15... b5 16. Bd3
$15) 16. e5 (16. Qc2 $5 $11) 16... Be7 $15 17. Nf3 Nb6 {
Black begins to deal mighty blows} 18. Qb3 (18. Bd3 Bxd3 19. Qxd3 Nd5 $15)
18... Nxc4 $17 19. Qxc4 Qa4 20. Qc3 Rd5 21. Rec1 Rb5 22. Ra2 Rb3 23. Qc4 $4 (
23. Qd2 Be4 $17 (23... Bxa3 24. Rca1 $16)) 23... Qxc4 (23... Bxa3 24. Qxa4 Rxa4
25. Rca1 Bxb2 26. Rxa4 $11) 24. Rxc4 Bb1 (24... Bb1 25. Rxc6 bxc6 $19) (24...
Bxa3 $6 25. Rxa3 Rbxa3 26. Bxa3 Rxa3 27. h3 $17) 0-1

[Event "xxiv/03"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "59"]
[EventDate "1992.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 Nbd7 6. b5 (6. Qf3 Be4 7. Qg3
Nb6 $15) 6... e6 7. Nf3 Be7 (7... Nb6 8. Be2 $15) 8. Nc3 (8. O-O Nb6 9. d3 Nxc4
10. dxc4 Bd3 $17) 8... O-O (8... Nb6 9. Be2 $15) 9. O-O Rc8 10. Be2 h6 (10...
c6 11. Nd4 $11) 11. h3 (11. Nd4 Bg6 $11) 11... c6 12. a4 (12. Nd4 Bg6 $11)
12... b6 (12... Ne4 13. Nd4 $11) 13. bxc6 (13. Nd4 Ne5 $14) 13... Rxc6 $11 14.
Nd4 Rc5 15. Ba3 (15. Nxf5 Rxf5 16. Rc1 Rc5 $11) 15... Rc8 (15... Ra5 16. Nc6 (
16. Nxf5 $6 Rxf5 17. d4 Bxa3 18. Rxa3 Qe7 $11) 16... Bxa3 17. Nxd8 $18 (17.
Rxa3 $6 Qc7 18. Nxa5 bxa5 $18)) 16. Nxf5 exf5 {
The passed pawn on d2 quickly leads to threats} 17. Bb2 Nc5 18. d4 Nce4 19. Nb5
(19. Rc1 Re8 $11) 19... Qd7 (19... a6 20. Na3 Ra8 21. Rc1 $11) 20. Qd3 Nd5 21.
Rfc1 Bh4 22. g3 Be7 23. Bf3 Nb4 24. Qe2 Rfe8 25. Nc3 (25. Rxc8 Rxc8 26. Na3 Nd5
$11) 25... Bd6 (25... a6 26. a5 b5 27. Nxe4 fxe4 28. Bxe4 Qxh3 29. Qf3 $14) 26.
Nxe4 (26. a5 $5 $14) 26... Rxc1+ 27. Rxc1 fxe4 28. Bg4 f5 (28... Qxa4 29. Ra1
Na2 30. Bf5 $11) 29. Qc4+ Kh8 30. Be2 1/2-1/2

[Event "xxiv/13"]
[Site "?"]
[Date "1993.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "75"]
[EventDate "1993.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. b5 (6. a3 Bd6 $15) 6...
Nbd7 7. Nf3 Be7 (7... Bd6 8. O-O $11) 8. O-O $11 O-O 9. d4 (9. Nd4 Nb6 10. Be2
Bg6 $11) 9... Rc8 (9... Nb6 10. Be2 $11) 10. Nbd2 (10. Nc3 Nb6 11. Bd3 Bxd3 12.
Qxd3 c6 $11) 10... c5 (10... c6 11. bxc6 Rxc6 12. Rc1 $15) 11. Rc1 $11 b6 (
11... Nb6 12. Be2 $11) 12. Nh4 (12. Qe2 Bg4 $14) 12... Bg4 $11 13. f3 Bh5 14.
g4 Bg6 (14... Ne8 15. gxh5 Bxh4 16. Ne4 $11) 15. Nxg6 $14 hxg6 16. Qe2 cxd4 (
16... Nd5 17. Rfd1 $14) 17. Bxd4 Bc5 18. Nb3 Ba3 19. Rc2 Nc5 20. Rd1 Qe7 21.
Be5 Rfd8 (21... Nxb3 22. Bxb3 Bc5 23. Rcd2 $14) 22. Nd4 $16 Qb7 23. Nc6 (23. g5
Nh7 $16) 23... Rxd1+ $14 24. Qxd1 Ncd7 (24... a6 25. Qd6 axb5 26. Bxb5 $14) 25.
Bd6 $16 Bxd6 26. Qxd6 Kh7 (26... Re8 27. g5 Nh7 28. f4 $16) 27. Qe7 (27. g5
$142 Nd5 28. Bxd5 exd5 29. Rd2 $18) 27... Rf8 $2 (27... Kg8 $142 $5 $16) 28.
Ne5 $1 $18 Kg8 (28... Nxe5 {A pinning theme} 29. Qxb7) 29. g5 Qc7 30. gxf6 (30.
f4 $142 $5 Nd5 31. Qxd7 Qc5 $18) 30... Qxe5 31. Qxd7 Qxe3+ 32. Kg2 Qg5+ 33. Kh1
Qxf6 34. Rf2 $4 (34. Be2 $142 $18) 34... Rd8 35. Qb7 Rd1+ (35... Qd4 $142 $5
36. Qc7 Rd7 37. Qc8+ Rd8 $11) 36. Bf1 Qh4 (36... Qg5 37. Qxa7 Qxb5 38. Qb8+ Kh7
39. Kg2 $16) 37. Qc8+ (37. Qb8+ Kh7 38. Qg3 Qh5 $16) 37... Kh7 {
The mate threat is Qxf2} 38. Qc2 *

[Event "xxiii/16"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "71"]
[EventDate "1992.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 Nbd7 6. Nf3 e6 7. b5 Be7 (7...
Nb6 8. Be2 $15) 8. O-O $11 Nc5 9. d4 Nce4 10. Nh4 Bg4 11. Qb3 (11. f3 Nd6 12.
Nd2 Nxc4 13. Nxc4 Bh5 $11) 11... Nd6 (11... O-O 12. f3 Nd7 13. Ng6 hxg6 14.
fxe4 $14) 12. Bd3 $11 Nd5 13. e4 (13. Nf3 Bxf3 14. gxf3 O-O $11) 13... Nf4 (
13... Nxe4 14. Bxe4 Bxh4 15. Nc3 $15) 14. e5 (14. f3 $142 $5 $11) 14... Bxh4
15. exd6 Qxd6 16. f3 (16. Be4 O-O-O $17) 16... Nxd3 17. Qxd3 Bf5 18. Qc4 Rd8
19. Nd2 (19. d5 Be7 20. Bxg7 Rg8 $19) 19... Be7 (19... Bf6 20. Rfd1 Bxd4+ 21.
Bxd4 Qxd4+ 22. Qxd4 Rxd4 23. Ne4 Rxd1+ 24. Rxd1 Bxe4 25. fxe4 $19) 20. a4 (20.
Ne4 Qf4 $19) 20... Qb4 21. Qxb4 Bxb4 22. Ne4 O-O (22... Rd5 23. Rfc1 Kd8 24.
Nc5 $17) 23. Rac1 Ba5 24. Nc5 Bb6 (24... Bd2 $142 25. Nxb7 Be3+ 26. Kh1 Bxc1
27. Rxc1 Rd7 $17) 25. Nxb7 $11 Bxd4+ 26. Bxd4 Rxd4 27. Nc5 (27. Rxc7 Rxa4 28.
Nd6 Bg6 $11) 27... Rc8 (27... Rfd8 $5 $17) 28. g4 $11 Bg6 29. h4 h5 30. gxh5 (
30. Rfd1 Rxd1+ 31. Rxd1 c6 $17) 30... Bxh5 $17 31. Kg2 c6 32. Ne4 Rxa4 (32...
f5 $5 33. Ng5 Be8 $15) 33. bxc6 $11 f5 34. Ng5 Bf7 (34... e5 35. Rfe1 $11) 35.
c7 (35. Rfe1 Rxh4 36. Nxe6 Bxe6 37. Rxe6 Rh6 $15) 35... Rxh4 (35... e5 $5 36.
Rfd1 Rd4 $11) 36. Rfd1 $14 (36. Rfd1 e5 37. Rd8+ Be8 38. Rxc8 $18) 1-0

[Event "xxv/02"]
[Site "?"]
[Date "1993.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "43"]
[EventDate "1993.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 Nbd7 7. b5 Bb4 8.
O-O O-O 9. d4 (9. d3 Bg4 $11) 9... Nb6 (9... Bd6 10. Ba3 $11) 10. Be2 (10. Ba3
Bxa3 11. Nxa3 Nxc4 12. Nxc4 a6 $11) 10... h6 (10... Bd6 11. Nbd2 $11) 11. Nbd2
(11. Ba3 Bd6 $11) 11... Rc8 (11... Nbd5 12. Qb3 $11) 12. Qb3 (12. a3 Be7 $11)
12... Be7 (12... Qe7 13. Rfc1 $11) 13. Rac1 (13. Rfc1 Bd6 $11) 13... Qd5 $11
14. Bc4 (14. Ne5 Rfd8 $11) 14... Nxc4 15. Rxc4 Ne4 16. Rfc1 Bd6 (16... c5 17.
bxc6 Rxc6 18. Rxc6 bxc6 19. Qb7 Nxd2 20. Nxd2 $11) 17. a4 (17. Ra4 Ra8 $14)
17... Bg6 (17... a6 18. b6 Qa5 19. Nxe4 Bxe4 20. Qc3 $11) 18. h3 (18. Ba3 Rfd8
$14) 18... Rfe8 (18... a6 19. Ba3 axb5 20. axb5 Bxa3 21. Qxa3 Qxb5 22. Rxc7
Rxc7 23. Rxc7 $11) 19. Ba3 $14 Red8 20. Bxd6 Qxd6 21. Qd1 (21. a5 e5 $14) 21...
Bh5 $4 (21... Bf5 $142 $14) 22. Nxe4 $18 (22. Nxe4 Qb6 23. Ng3 Bxf3 24. Qxf3
$18 (24. gxf3 $143 e5 $18)) 1-0

[Event "xxiv/27"]
[Site "?"]
[Date "1993.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "58"]
[EventDate "1993.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 Nbd7 7. b5 Be7 8.
O-O O-O 9. d4 (9. Be2 a6 $11) 9... Rc8 10. Nbd2 (10. Nc3 c6 $11) 10... c6 $15
11. bxc6 Rxc6 12. Rc1 Qb6 13. Qb3 Rfc8 14. d5 (14. Rfe1 Bb4 15. Ba3 Bxa3 16.
Qxa3 Qc7 $11) 14... exd5 $15 15. Bxd5 Nxd5 16. Qxd5 Be6 17. Qd4 (17. Rxc6 $5
Rxc6 18. Qd4 Qxd4 19. Nxd4 $15) 17... Qxd4 $17 18. Nxd4 (18. Bxd4 $4 Rxc1 19.
a4 R1c2 $19) 18... Rxc1 19. Bxc1 Bxa2 20. Bb2 a6 (20... Bb4 21. Ra1 Be6 22. Ne4
$19) 21. Ra1 $17 Bd5 (21... Be6 22. Kf1 $17) 22. e4 Bc6 23. Nf5 (23. N2b3 Nc5
24. Nxc6 Rxc6 $17) 23... Bf8 (23... Bb4 24. f3 $17) 24. Rc1 (24. f3 Nc5 $17)
24... f6 (24... Rd8 25. f3 $19) 25. f3 (25. Nb3 Ne5 26. Bxe5 fxe5 $19) 25...
Rd8 (25... Nc5 26. Bd4 Bd7 27. Ne3 $19) 26. Nc4 (26. Nb3 Ba4 27. Nfd4 Kf7 $19)
26... Nc5 $19 27. Na5 (27. Ba3 Rd3 28. Bxc5 Bxc5+ 29. Kf1 Bb5 $19) 27... Nd3 (
27... Bb5 28. Bd4 b6 29. Be3 $19) 28. Nxc6 bxc6 29. Rc2 $2 (29. Rd1 $142 $19)
29... Rb8 (29... Rb8 30. Bc1 Rb1 31. Rxc6 a5 $19) (29... Nxb2 $6 30. Rxb2 g6
31. Ng3 $19) 0-1

[Event "xxiv/29"]
[Site "?"]
[Date "1993.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "68"]
[EventDate "1993.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 Nbd7 7. b5 Be7 8.
Nh4 (8. O-O O-O $11) 8... Bg4 (8... Nb6 9. Nxf5 Nxc4 10. Nxg7+ (10. Nxe7 $2
Nxb2 (10... Kxe7 $6 11. Bxf6+ gxf6 12. Qf3 $14) (10... Qxe7 $6 11. Bc3 $11) 11.
Qb3 Nd3+ (11... Qxe7 $6 12. Qxb2 e5 13. O-O $15) 12. Ke2 Ne4 $19 (12... Qxe7 $6
13. Qxd3 O-O 14. Qa3 $15) (12... Kxe7 $6 13. Qa3+ Qd6 14. Qxd6+ Kxd6 15. Kxd3
$15)) 10... Kf8 11. Bc3 $15) 9. Be2 (9. Qc2 Nb6 $11) 9... Bxe2 $15 10. Qxe2 O-O
(10... a6 11. bxa6 Rxa6 12. O-O $15) 11. Nf3 Nc5 (11... a6 12. bxa6 Rxa6 13.
O-O $11) 12. O-O (12. Bd4 a6 $11) 12... Qd7 (12... Qd3 13. Re1 $15) 13. a4 (13.
Bxf6 Bxf6 14. d4 Ne4 $11) 13... a6 (13... Qd3 14. Qxd3 Nxd3 15. Ba3 $11) 14.
Ne5 $11 Qd6 (14... Qd8 $5 $11) 15. d4 $14 Nb3 16. Ra3 (16. Ba3 Qd8 17. Bxe7
Qxe7 $14) 16... Na5 $11 17. Bc3 (17. Ra2 Qd5 18. Ba3 Bxa3 19. Rxa3 c5 20. bxc6
Nxc6 $11) 17... Qb6 18. Ra2 c6 $2 (18... axb5 $142 19. axb5 Nb3 $14) 19. Qe1
$18 Bd8 20. Bb4 (20. Bxa5 Qxa5 21. Qxa5 Bxa5 22. bxc6 Rac8 $16) 20... cxb5 (
20... axb5 21. Bxf8 Kxf8 22. Rb2 $16) 21. Bxf8 (21. Bc5 $5 Qc7 22. axb5 axb5
23. Bxf8 Kxf8 24. Qb4+ Kg8 25. Qxb5 Ra7 $18) 21... Kxf8 22. axb5 (22. Rb2 Nc6
$18) 22... Qxb5 $16 23. Nc3 Qb4 24. Ra4 (24. Qa1 Rc8 25. Rc2 Bc7 $16) 24... Qd6
25. Qa1 Nc6 (25... b6 26. Rd1 $16) 26. Nb5 Qd5 27. Nc3 (27. Rb1 Kg8 $16) 27...
Qd6 28. Nxc6 (28. f4 Kg8 $16) 28... Qxc6 29. Ra2 Nd5 (29... Qd6 30. Rc1 $16)
30. Nxd5 (30. Rc1 Nxc3 31. Rxc3 Qd7 $16) 30... Qxd5 31. Rc2 (31. Rc1 Kg8 $16)
31... g6 (31... Kg8 32. Rb1 $16) 32. Qa3+ (32. Rc5 Qe4 $16) 32... Be7 33. Qb2
a5 (33... b5 34. Re1 $16) 34. Rc7 (34. Re1 b5 $16) 34... Bb4 (34... Bb4 35.
Rfc1 b5 $14) *

[Event "xxii/08"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "75"]
[EventDate "1991.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 Nbd7 7. b5 Bd6 8.
Nd4 Bg4 (8... Be4 9. O-O $15) 9. Qb3 (9. f3 Ne5 10. Be2 Bh5 $11) 9... O-O 10.
h3 Nc5 (10... Bh5 11. O-O $15) 11. Qc2 $11 Bh5 12. d3 a6 13. a4 (13. O-O e5 14.
Nf5 axb5 15. Bxb5 Bg6 16. Nxd6 Qxd6 $14) 13... axb5 (13... e5 14. Nf5 $15) 14.
axb5 Rxa1 15. Bxa1 Qa8 (15... e5 16. Nf5 $11) 16. Bb2 $11 Na4 17. O-O (17. Ba3
Bxa3 18. Nxa3 e5 $15) 17... Nxb2 $15 18. Qxb2 Nd7 (18... e5 19. Nf5 $15) 19.
Nd2 $11 Qa3 (19... Bg6 20. Ra1 Qd8 21. Ra7 $11) 20. Qc2 (20. Qxa3 Bxa3 21. Nxe6
fxe6 22. Bxe6+ Rf7 $16) 20... Ra8 (20... Nf6 21. Rb1 $11) 21. Ne4 (21. Nxe6 Nb6
22. Nd4 Bg6 $14) 21... Be5 (21... Ne5 $5 $11) 22. Nxe6 $14 Qe7 23. Nd4 Bg6 (
23... Nb6 24. Rc1 $14) 24. Bd5 Ra7 25. Nf3 Nb6 26. Nxe5 Qxe5 27. Bb3 h6 (27...
Bxe4 28. dxe4 Ra8 29. Rd1 $16) 28. Rc1 (28. Qc5 Qxc5 29. Nxc5 Ra5 $16) 28...
Qxb5 (28... Bxe4 $5 29. dxe4 Ra1 $16) 29. Qxc7 $16 Ra8 (29... Ra3 30. Qd8+ Kh7
31. Bc2 $11) 30. Bc4 (30. Bxf7+ Bxf7 31. Nd6 $11) 30... Nxc4 $16 31. Qxc4 (31.
dxc4 $2 Qb2 32. Nf6+ Qxf6 33. Qxb7 Ra2 $19) 31... Qb2 (31... Qxc4 32. Rxc4 (32.
dxc4 $2 Bxe4 33. f3 Bc6 $19) 32... Rd8 33. Rc3 $14) 32. Rc2 Ra1+ 33. Kh2 Qe5+
34. f4 Qe7 (34... Qa5 35. Qc8+ Kh7 36. Rc3 $14) 35. Qc8+ Kh7 36. Rc7 (36. f5
Bh5 37. f6 Qe5+ 38. g3 Bf3 $11) 36... Qb4 37. f5 (37. Qxb7 $6 Qe1 38. Nc5 Qxe3
$14) (37. Rxb7 Qe1 38. Qc5 Qg1+ 39. Kg3 Ra2 $11) 37... Bh5 38. Rc1 (38. Qe8 Qb1
39. Rc8 Qg1+ 40. Kg3 Qe1+ 41. Nf2 Qxe3+ 42. Qxe3 Ra5 $18) 1/2-1/2

[Event "xxii/10"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "50"]
[EventDate "1991.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. Nf3 e6 5. c4 dxc4 $17 6. Bxc4 Nbd7 7. b5 Bd6
8. O-O O-O 9. d4 Qe7 10. Nbd2 Ne4 11. Nxe4 Bxe4 12. Nd2 Bg6 13. a4 e5 (13...
Rfc8 14. a5 $11) 14. Nf3 (14. Bd5 exd4 15. e4 c6 16. bxc6 bxc6 17. Bxc6 Bxh2+
18. Kxh2 Qd6+ 19. f4 Qxc6 $16) 14... Bh5 15. Be2 (15. dxe5 Nxe5 16. Be2 Rad8
$11) 15... e4 16. Nd2 Bg6 (16... Bxe2 17. Qxe2 Rfd8 18. f3 $11) 17. Nc4 f5 (
17... Bb4 18. Qc2 $11) 18. Nxd6 $14 cxd6 19. Rc1 Rfc8 20. Qb3+ Bf7 21. Bc4 $4 (
21. Qb4 Nb6 $14) 21... Rxc4 $11 22. Rxc4 Nb6 (22... Bxc4 $6 23. Qxc4+ Qf7 24.
Qc7 $14) 23. Rfc1 Nxc4 24. Rxc4 Bxc4 (24... Qe6 $142 25. Ba3 Qxc4 26. Qxc4 Bxc4
27. Bxd6 a5 $19) 25. Qxc4+ $17 Qf7 (25... Qf7 26. d5 Qg6 $17) 0-1

[Event "xxii/12"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "60"]
[EventDate "1992.??.??"]

{A00: Irregular Openings} 1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6
6. Nf3 Nbd7 7. b5 Bd6 8. O-O O-O 9. Nd4 $146 Bg6 10. Bxe6 (10. d3 Nb6 $11)
10... Bd3 (10... fxe6 11. Nxe6 Qe7 12. Nxf8 Rxf8 13. Qb3+ Kh8 14. Ba3 $15) 11.
Re1 (11. Bxd7 Nxd7 12. Re1 a6 $11) 11... fxe6 $15 12. Nxe6 Qe7 (12... Qe8 13.
Nxf8 Kxf8 14. a4 $15) 13. Nxf8 Kxf8 14. a4 Rd8 (14... a6 15. Nc3 $15) 15. Nc3 (
15. Ba3 Nc5 16. Nc3 Kg8 $15) 15... Nc5 (15... Ne5 16. Ne2 $15) 16. Qf3 (16. Ba3
Kg8 $15) 16... Qe5 (16... Kg8 17. Ba3 Nfe4 18. Nxe4 Bxe4 19. Qh5 $17) 17. g3 (
17. Qh3 Kg8 $15) 17... Kg8 $17 18. Qg2 (18. Ba3 Nfe4 19. Bxc5 Nxd2 $17) 18...
Qe6 (18... Qf5 19. Ne2 $17) 19. f4 (19. Ne2 Qf7 $17) 19... Nfe4 20. Nxe4 (20.
Ne2 $142 $17) 20... Bxe4 $19 (20... Qxe4 $6 21. Qxe4 Bxe4 22. Bc3 $15) 21. Qf1
(21. Qe2 Nd3 22. Bd4 c5 23. bxc6 Nxe1 24. Qxe1 Bxc6 $19) 21... Nd3 22. Reb1 $6
(22. Bd4 Nxe1 23. Qxe1 Bb4 $19) 22... Bb4 (22... Nxf4 23. gxf4 Qg4+ 24. Kf2 Be7
$19 (24... Bxb1 $6 25. Rxb1 (25. Qxb1 Bxf4 26. Qa2+ Kh8 27. Bxg7+ Kxg7 28. Qb2+
Kg6 29. exf4 Qxf4+ 30. Ke2 Qxh2+ 31. Ke3 Qg3+ 32. Ke2 Qd3+ 33. Kf2 Rf8+ 34. Kg2
Qe4+ 35. Kg1 Qg4+ 36. Kh1 Qh4+ 37. Kg1 Qg3+ 38. Kh1 Rf2 39. Qc2+ Kh6 40. Qxh7+
Kxh7 41. Re1 Rh2#) 25... Be7 26. Qc4+ Kh8 27. Qe2 $14 (27. Qxc7 $4 Rxd2+ 28.
Kf1 Qg2+ 29. Ke1 Qe2#))) 23. Bd4 (23. Bc3 Bxc3 24. dxc3 Bf5 $19) 23... b6 (
23... Bxd2 24. Rd1 Rxd4 25. Rxd2 $19) 24. Bc3 $4 (24. Rd1 c5 25. bxc6 Qxc6 $19)
24... Bc5 (24... Bxc3 $142 25. dxc3 Bb7 $19) 25. Rd1 {
White prepares the advance a5} (25. a5 $142 $17) 25... Qg4 26. Be5 (26. Re1 $19
) 26... Rd7 27. a5 Rf7 (27... Nxe5 $142 28. fxe5 Rf7 $19) 28. Ra4 Qg6 (28...
Nxf4 29. Bxf4 Rxf4 30. Qc4+ Kh8 31. Rf1 $17) 29. Qe2 (29. axb6 $5 Bxb6 30. Qh3
Nxe5 31. fxe5 $19) 29... Nxe5 (29... bxa5 30. Rda1 $19) 30. fxe5 (30. Rxe4 $142
Qxe4 31. fxe5 $19) 30... Bc2 1/2-1/2

[Event "xxiii/22"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "61"]
[EventDate "1992.??.??"]

1. b4 d5 $15 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. b5 Nbd7 7. Nf3 Bd6
8. O-O O-O 9. d4 Rc8 10. Nbd2 c6 11. a4 cxb5 12. axb5 Bb8 (12... Nb6 13. Bb3
Bd3 14. Re1 $15) 13. Rc1 Nb6 14. Be2 Qe7 (14... Rxc1 15. Qxc1 Qd7 16. Ne5 $11)
15. Qb3 Rfd8 16. h3 (16. Bd3 Bxd3 17. Rxc8 Rxc8 18. Qxd3 Nbd5 $11) 16... h6 17.
Rfe1 Ne4 18. Nxe4 Bxe4 19. Ba3 Bd6 (19... Qf6 20. Bc5 $11) 20. Bxd6 Qxd6 21.
Nd2 (21. Qa2 Ra8 $11) 21... Bd5 22. Qd3 f5 (22... e5 23. e4 Be6 24. d5 $11) 23.
Bf3 Qe7 (23... Bxf3 24. Nxf3 (24. gxf3 $143 Rxc1 25. Rxc1 e5 $15) 24... Nd5 25.
Ne5 $14) 24. Bxd5 (24. Ra1 Bxf3 25. Nxf3 Ra8 $16) 24... Nxd5 25. Nf3 Rc7 26.
Rxc7 Qxc7 27. e4 Nf4 28. Qb3 (28. Qe3 fxe4 29. Qxe4 Rd5 $14) 28... Kh8 (28...
fxe4 29. Rxe4 Qc1+ 30. Re1 $14) 29. exf5 exf5 30. Ne5 (30. Qe3 $5 $14) 30...
Nd5 (30... Rxd4 $142 $5 31. Qf3 Kg8 $15) 31. Ra1 $16 1/2-1/2

[Event "xxiv/11"]
[Site "?"]
[Date "1993.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "57"]
[EventDate "1993.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. b5 Nbd7 7. Nf3 Bd6 8.
O-O O-O 9. d4 Rc8 10. Nbd2 c6 11. a4 (11. bxc6 Rxc6 12. Ne5 Rc8 $15) 11... c5 (
11... Nb6 12. Be2 $11) 12. h3 (12. a5 Qe7 $11) 12... h6 (12... Nb6 13. dxc5
Nxc4 14. Nxc4 Bxc5 15. Qxd8 Rfxd8 16. Bxf6 gxf6 17. Rfd1 $11) 13. Re1 (13. a5
Qe7 $11) 13... Nb6 14. Bf1 (14. Rc1 Nxc4 15. Nxc4 Be7 $11) 14... Bh7 (14... c4
$5 15. Rc1 Bb4 $15) 15. e4 Be7 16. a5 Nbd7 17. Qe2 (17. a6 Qc7 $14) 17... cxd4
18. Bxd4 Bc5 (18... Nc5 19. Red1 $14) 19. Bb2 (19. a6 Qc7 $14) 19... Bb4 (19...
Qc7 20. a6 $11) 20. Red1 (20. Qe3 Nc5 $11) 20... Rc2 (20... Bxa5 $143 21. Bxf6
gxf6 22. Nc4 $16) 21. Bxf6 Qxf6 (21... Nxf6 22. a6 Qb6 23. Ra4 Nxe4 24. Rxb4
$11) 22. Qd3 (22. Ra4 Rb2 $11) 22... Rc7 $15 23. Qb3 Bxd2 (23... Bc5 24. a6 $15
) 24. Nxd2 $11 Rfc8 (24... Rc3 25. Qb2 Rd8 26. Rac1 Rxc1 27. Qxc1 $14) 25. Qe3
b6 (25... Rc5 26. Ra4 $11) 26. axb6 (26. Bd3 Rc3 27. Nb1 R3c7 $11) 26... Nxb6 (
26... axb6 27. Bd3 $11) 27. Nf3 (27. Ra6 $11) 27... Rc3 (27... e5 $5 $11) 28.
Qd4 (28. e5 Rxe3 29. exf6 Rec3 30. Rxa7 gxf6 $16) 28... Qxd4 $14 29. Rxd4 *

[Event "xxiv/01"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "43"]
[EventDate "1992.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 c5 7. Qa4+ Nbd7 (
7... Nc6 8. bxc5 Bxc5 9. d4 $11) 8. bxc5 Bxc5 9. d4 Be7 10. O-O O-O 11. Nbd2 (
11. Rc1 Nb6 12. Qb5 Nxc4 13. Qxc4 Rc8 $17) 11... Nb6 $15 12. Qb3 Nxc4 13. Nxc4
b6 (13... Be4 14. Rfc1 $15) 14. Ncd2 (14. Ba3 Bxa3 15. Qxa3 Rc8 $11) 14... Ne4
(14... Qd6 15. Nc4 Qd5 16. Ba3 Bxa3 17. Nxa3 $15) 15. Rac1 Rc8 16. Rxc8 Qxc8
17. Rc1 Qb7 18. Qc4 Nd6 19. Qc7 Rc8 20. Qxb7 Rxc1+ (20... Nxb7 $4 21. Rxc8+ Nd8
22. Rc7 $18) 21. Bxc1 Nxb7 22. e4 1/2-1/2

[Event "xxiii/14"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "62"]
[EventDate "1992.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 c5 7. b5 Nbd7 8. O-O
Bd6 9. Nc3 O-O 10. h3 (10. d3 Nb6 $15) 10... Rc8 11. Nh4 Bg6 (11... Ne5 $142 $5
12. Nxf5 Nxc4 (12... exf5 $6 13. d3 $11) 13. Nxd6 Qxd6 $15 (13... Nxd6 $143 14.
Qa4 $11)) 12. Nxg6 $14 hxg6 13. f4 (13. Qf3 Ne5 14. Qe2 Nxc4 15. Qxc4 Qa5 $11)
13... Nb6 14. Be2 (14. d3 Nxc4 15. dxc4 Qc7 $14) 14... Nfd5 (14... c4 15. Qc2
$11) 15. Rf2 (15. Qc2 c4 $14) 15... Be7 (15... c4 16. Qc2 $11) 16. a3 (16. e4
Nxc3 17. dxc3 c4 $11) 16... Bf6 (16... Bh4 17. Rf3 $11) 17. Qc2 Qe7 18. Rc1 (
18. e4 Nxc3 19. dxc3 Rfd8 $14) 18... Rfd8 19. Bf3 (19. e4 Nxc3 20. Bxc3 Bd4 21.
Bxd4 cxd4 $11) 19... Nxc3 (19... c4 20. a4 $11) 20. Bxc3 $14 Nd5 21. Bxf6 Qxf6
22. Qa4 b6 (22... Qb2 23. Rc4 $14) 23. Bxd5 exd5 24. f5 (24. Re1 Rd7 $14) 24...
gxf5 $11 25. Rcf1 (25. Qxa7 Ra8 26. Qc7 Rxa3 27. Rxf5 Qxf5 28. Qxd8+ Kh7 29.
Qxb6 Ra2 $16) 25... g6 {Black intends d4} 26. Qxa7 (26. Rf3 d4 $11) 26... Ra8
$15 27. Qc7 Rxa3 28. g4 (28. Qc6 Qxc6 29. bxc6 Rc8 $19) 28... d4 $17 29. gxf5
dxe3 30. dxe3 Qg5+ (30... g5 $5 31. Qg3 Kf8 $15) 31. Kh2 $11 Rxe3 1/2-1/2

[Event "xxiii/12"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "69"]
[EventDate "1992.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 c5 7. Qa4+ Nbd7 8.
bxc5 Bxc5 9. d4 Be7 10. O-O O-O 11. Be2 Qb6 12. Bb5 (12. Ba3 Bxa3 13. Nxa3 Rfc8
$11) 12... Rfd8 (12... a6 13. Bxd7 Qxb2 14. Nbd2 $19) 13. Bc3 (13. Ba3 Bxa3 14.
Nxa3 a6 15. Bxd7 Rxd7 $11) 13... a6 $15 14. Bxd7 (14. Bc4 Rac8 $15) 14... Rxd7
(14... Nxd7 $143 15. Ba5 Qd6 16. Bxd8 Rxd8 17. Rc1 $16) 15. Nbd2 Bd3 (15... Rc8
16. Rfc1 $17) 16. Rfc1 (16. Ne5 Bxf1 17. Nxd7 Qb5 18. Nxf6+ Bxf6 19. Qxb5 Bxb5
$11 (19... axb5 $4 20. Kxf1 (20. Rxf1 $6 Rxa2 21. Rb1 Rc2 $18) 20... Be7 21. e4
$18)) 16... Rc7 (16... Rc8 17. Ne5 Rdc7 18. Nxd3 Rxc3 19. Rxc3 Rxc3 20. Ne5 $11
) 17. Ne5 Bb5 18. Qa5 (18. Rab1 Rac8 19. Qb3 Nd5 $15) 18... Qd6 $15 19. a3 Rac8
20. Bb2 $2 (20. e4 $142 $15) 20... b6 $19 21. Qb4 Rxc1+ 22. Rxc1 Rxc1+ 23. Bxc1
Qc7 (23... Qxb4 $142 24. axb4 Bxb4 $19) 24. Qb2 $15 Nd5 25. h3 (25. e4 Nc3 26.
Kh1 Nd1 $17) 25... Nc3 $15 26. Nb3 Ne2+ 27. Kh1 Nxc1 (27... Qd6 28. a4 Qb4 29.
Kh2 $19) 28. Nxc1 Qd6 29. Qc2 f6 (29... Qxa3 $5 30. Qc8+ Bf8 $17) 30. Qc8+ $11
Bf8 31. Ned3 Qc6 32. Qxc6 (32. Qd8 Kf7 33. a4 Bxa4 $17) 32... Bxc6 $15 33. Nb4
Bb7 34. Ncd3 a5 35. Nc2 1/2-1/2

[Event "xxiii/10"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "56"]
[EventDate "1992.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 c5 7. Qa4+ Nbd7 8.
Ne5 (8. bxc5 Bxc5 9. d4 Qb6 $11) 8... a6 (8... cxb4 9. d3 $15) 9. bxc5 $11 Bxc5
10. Nxd7 Nxd7 (10... Qxd7 11. Qxd7+ Kxd7 12. Bxf6 gxf6 13. d4 $15) 11. Qd1 (11.
Bxg7 Rg8 12. d4 $19) 11... O-O $15 12. O-O (12. d4 Bb4+ 13. Nd2 b5 $17) 12...
Qh4 (12... b5 13. Be2 $17) 13. f4 (13. d4 Bd6 14. f4 Rfc8 $15) 13... Rac8 (
13... b5 14. g3 Qh3 15. Be2 $17) 14. Be2 Rfd8 15. Nc3 Nf6 16. d4 Bb4 (16... Ng4
17. Bxg4 Bxg4 18. Qb3 $15) 17. Rc1 (17. Qb3 a5 18. a3 Bxc3 19. Bxc3 $15) 17...
h5 (17... Ng4 18. Bxg4 Bxg4 19. Qb3 $15) 18. h3 (18. Qb3 a5 $11) 18... Qg3 (
18... Bxh3 $5 19. Qb3 Qg3 $17) 19. Rf3 $15 Qg6 20. Kh2 (20. Qb3 a5 $11) 20...
h4 21. g4 (21. Qb3 a5 $15) 21... hxg3+ 22. Rxg3 Qh6 23. Bf3 (23. Qb3 a5 $15)
23... Rc7 (23... Nd5 24. Nxd5 Rxc1 25. Ne7+ Bxe7 26. Qxc1 Bh4 $17) 24. e4 $2 (
24. Qb3 a5 25. a3 Bxc3 26. Rxc3 Rxc3 27. Bxc3 $14) 24... Bxc3 $19 25. exf5 Rxd4
(25... Bxb2 26. Rxc7 Rxd4 27. Rc8+ Kh7 28. Qc2 Qxf4 29. fxe6+ g6 30. Qc7 (30.
Qxb2 Rd2+ 31. Qxd2 Qxd2+ 32. Rg2 Qd6+ 33. Kg1 Qxe6 $17) (30. exf7 Rd2+ 31. Bg2
Rxc2 $14) 30... Rd2+ 31. Kh1 Qxc7 32. Rxc7 $18) 26. Qg1 $2 (26. Qe2 Rd2 27.
Qxd2 Bxd2 28. Rxc7 Bxf4 29. Rc2 Bxg3+ 30. Kxg3 Qg5+ 31. Kf2 Qxf5 32. Re2 $19)
26... Rd2+ $19 (26... Bxb2 $6 27. Rxc7 Rd2+ 28. Kh1 $11) 27. Rg2 (27. Bg2 Rxb2
28. Rcxc3 Rxc3 29. Rxc3 Qxf4+ 30. Kh1 $19) 27... Qxf4+ 28. Kh1 Qxf3 (28... Qxf3
29. Bxc3 Rxg2 30. Qxg2 Rxc3 31. Qxf3 Rxf3 (31... Rxc1+ $6 32. Kg2 $17) 32. fxe6
fxe6 $19) 0-1

[Event "xxv/04"]
[Site "?"]
[Date "1994.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "53"]
[EventDate "1994.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 c5 7. b5 Nbd7 8. O-O
Be7 9. h3 h6 (9... O-O 10. a4 $11) 10. d4 $11 O-O (10... Rc8 11. Nbd2 $11) 11.
Nbd2 Rc8 12. a4 (12. Rc1 Nb6 $11) 12... b6 (12... cxd4 13. Nxd4 Bg6 14. Qe2 $11
) 13. Re1 (13. Rc1 Qc7 $14) 13... Ne4 (13... Bg6 14. Rc1 $11) 14. Nxe4 Bxe4 15.
Bd3 (15. Rc1 Bf6 $11) 15... Bxd3 (15... Nf6 16. Ne5 $11) 16. Qxd3 Bf6 17. Red1
(17. e4 cxd4 18. e5 Nc5 $14) 17... Qe7 18. Rac1 Rfd8 19. Qe2 cxd4 20. Bxd4 (20.
Rxc8 Rxc8 21. Nxd4 Nb8 $11) 20... Rxc1 21. Rxc1 Bxd4 (21... e5 22. Bb2 $11) 22.
Nxd4 $14 Qa3 (22... Ne5 23. Qh5 Qf6 24. Rc7 $14) 23. Qc4 (23. Rc7 $142 $5 $16)
23... Nc5 $11 24. Nc6 (24. Qf1 Rd7 $11 (24... Qxa4 $143 25. Ra1 Rxd4 26. exd4 (
26. Rxa4 $6 Rxa4 27. f4 a6 $11) 26... Qxd4 27. Rxa7 $16)) 24... Ra8 (24... Rd7
25. Rc2 $11) 25. Rd1 (25. a5 Nb3 26. axb6 Nxc1 $11 (26... Qxc1+ $4 27. Qxc1
Nxc1 28. b7 $18)) 25... Qxa4 26. Qxa4 Nxa4 27. Ra1 1/2-1/2

[Event "xxv/08"]
[Site "?"]
[Date "1994.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "65"]
[EventDate "1994.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 c5 7. b5 Nbd7 8. O-O
Be7 9. d4 Rc8 10. Nbd2 O-O 11. Rc1 Ne4 12. Nxe4 Bxe4 13. Nd2 Bg6 14. a4 (14. d5
exd5 15. Bxd5 Qc7 $11) 14... Bf6 (14... cxd4 15. Bxd4 Ba3 16. Ra1 $15) 15. Nf3
(15. Nb3 cxd4 16. Bxd4 Nb6 17. Bxb6 Qxb6 $11) 15... Nb6 (15... cxd4 16. Bxd4
Bxd4 17. Nxd4 $11) 16. Be2 Re8 (16... cxd4 17. Rxc8 (17. Nxd4 $143 Rxc1 18.
Bxc1 e5 $17) 17... Qxc8 18. Bxd4 Bxd4 19. Qxd4 $11) 17. Qb3 (17. a5 Nd5 18. Qd2
cxd4 19. Rxc8 Qxc8 20. Bxd4 Nc3 21. Bxa7 e5 $14) 17... Qd5 $11 18. Qxd5 Nxd5 (
18... exd5 19. Rxc5 Nxa4 20. Rxc8 Rxc8 21. Rc1 Rxc1+ 22. Bxc1 $11) 19. Ba1 (19.
Ne5 Bxe5 20. dxe5 Red8 $11) 19... cxd4 20. Bxd4 (20. Nxd4 e5 21. Nf3 Bc2 $15)
20... Bxd4 21. Nxd4 Nc3 22. Bf3 Be4 $4 (22... Bd3 $142 23. Bxb7 Rc4 $11) 23.
Rxc3 $1 $18 Rxc3 24. Bxe4 Re7 25. Ra1 Rec7 (25... f5 26. Ne2 Rc5 27. Bd3 $18)
26. g3 (26. Kf1 e5 27. Nf3 f6 $18) 26... Rc1+ (26... g6 27. a5 $18) 27. Rxc1
Rxc1+ 28. Kg2 Rc7 (28... b6 29. f4 $18) 29. Kf3 (29. f4 h6 $18) 29... g6 30.
Kg2 (30. g4 $142 $18) 30... f5 $2 (30... e5 $142 31. Nb3 b6 $18) 31. Nxe6 Re7
32. Bd5 Kh8 (32... Rd7 33. Bc4 Re7 34. a5 $18) 33. Nd4 (33. Nd4 Kg7 34. Kf3 $18
) (33. f3 $5 b6 $18) 1-0

[Event "xxv/06"]
[Site "?"]
[Date "1994.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "50"]
[EventDate "1994.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 c5 7. b5 Nbd7 8. O-O
Be7 9. d4 Rc8 10. h3 h6 (10... cxd4 11. Qxd4 e5 12. Qc3 $17) 11. Bd3 (11. Nbd2
Nb6 12. Rc1 Nxc4 13. Nxc4 O-O $11) 11... Bxd3 12. Qxd3 O-O 13. Nbd2 Nb6 {
Black prepares c4} 14. a4 $4 (14. Rfc1 $142 $11) 14... c4 $19 15. Qc2 (15. Qb1
c3 $19) 15... c3 $1 16. Bxc3 (16. Qxc3 Rxc3) 16... Nbd5 17. e4 (17. Nb1 Nxc3
18. Nxc3 Qa5 $19) 17... Nxc3 18. Qd3 Qa5 19. Rfc1 Rc7 (19... Qb4 $142 $5 20.
Kh2 $19) 20. Ne5 Rfc8 $4 (20... Qb4 $142 21. Nc6 bxc6 22. Rxc3 c5 $19) 21. Nec4
$14 Ncxe4 (21... Rxc4 22. Nxc4 Rxc4 23. Qxc4 Nfxe4 24. Rc2 $11) 22. Nxa5 Rxc1+
23. Rxc1 Rxc1+ 24. Kh2 $4 (24. Nf1 $142 $14) 24... Rh1+ $3 $19 25. Kxh1 {
Decoy to h1} Nxf2+ {Theme: Double Attack} (25... Nxf2+ 26. Kh2 Nxd3 27. Nxb7
Nd5 $19) 0-1

[Event "xxi/16"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "55"]
[EventDate "1991.??.??"]

1. b4 Nf6 2. Bb2 d5 3. e3 Bf5 4. Nf3 e6 5. c4 dxc4 $15 6. Bxc4 Be7 7. O-O O-O
8. b5 Nbd7 9. d4 Nb6 10. Be2 Qd7 11. Nbd2 Rfd8 12. a4 c6 (12... Bb4 13. a5 Nbd5
14. Ne5 $14) 13. Ne5 $14 Qe8 14. bxc6 bxc6 15. Bf3 Rac8 (15... Nbd5 16. e4 Rab8
17. Rb1 (17. exf5 $6 Rxb2 18. Qc1 Rb6 $14) (17. exd5 Rxb2 18. dxe6 Bxe6 19.
Nxc6 Rd6 $16) 17... Nxe4 18. Bxe4 Bxe4 19. Nxe4 $18) 16. Rc1 {
Increasing the pressure on the isolated pawn on c6} (16. e4 $5 Bg6 17. Nxg6
hxg6 18. a5 $14) 16... c5 $11 17. dxc5 (17. a5 $5 Nbd5 18. g4 $11) 17... Nxa4
$17 (17... Rxc5 $6 18. Nc6 Rxc1 19. Qxc1 $11) 18. Bd4 Nxc5 19. Nb3 Nfe4 20.
Bxe4 Bxe4 21. Nxc5 Rxc5 22. Qg4 (22. Rxc5 Bxc5) 22... Rxc1 23. Rxc1 Bf5 24. Qe2
(24. Qf3 a5 $17) 24... a5 25. Nc6 Ra8 (25... Ba3 26. Ra1 Qxc6 27. g4 $19) 26.
Qb5 (26. Nxe7+ $142 Qxe7 27. e4 $15) 26... Be4 $4 (26... a4 27. Nxe7+ Qxe7 28.
Qc6 $17) 27. Nxe7+ $4 (27. Qe5 $142 Bf6 28. Qxe4 Bxd4 29. exd4 $18) 27... Qxe7
$17 28. Qe5 {The mate threat is Qxg7} (28. Qe5 Qf8 29. Qxe4 $18) 1-0

[Event "xviii/18"]
[Site "?"]
[Date "1989.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "45"]
[EventDate "1989.??.??"]

1. b4 d5 2. Bb2 Bf5 3. e3 Nf6 4. Nf3 e6 5. c4 h6 6. a3 (6. c5 a5 $11) 6... Nbd7
(6... a5 7. c5 $11) 7. Nc3 c6 (7... a5 8. b5 $11) 8. c5 Be7 9. d4 Ne4 10. Bd3
Ndf6 11. Qc2 O-O 12. O-O Bh7 (12... Nxc3 13. Qxc3 Bxd3 14. Qxd3 $11) 13. Ne5
$14 Ng5 14. Bxh7+ Ngxh7 15. f4 Nd7 16. Rf3 Nhf6 17. Raf1 (17. a4 Qc7 $14) 17...
Qc7 $11 18. Rh3 Rfe8 19. Rff3 Nf8 (19... Red8 20. Rfg3 Nf8 21. Rxh6 $16) 20.
Rfg3 Ng6 $4 (20... h5 $142 $14) 21. Nxg6 $18 fxg6 22. Qxg6 Bf8 (22... Bd8 23.
Qxh6 Kf8 24. Qh8+ Ng8 $18) 23. Qxf6 (23. Qxf6 a5 24. Qxh6 axb4 25. axb4 $18)
1-0

[Event "xxi/14"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "53"]
[EventDate "1991.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 e6 5. Nf3 Nbd7 6. c5 Be7 7. Be2 c6 8. O-O
$11 b6 (8... a5 9. a3 $11) 9. d4 (9. Nd4 $5 Qc7 10. Nxf5 exf5 11. cxb6 axb6 12.
b5 $14) 9... O-O $11 10. Nbd2 (10. Nh4 Be4 $11) 10... bxc5 (10... a5 11. a3 $11
) 11. dxc5 $11 Rb8 (11... a5 12. a3 $11) 12. Bc3 (12. Nd4 Qc7 13. Nxf5 exf5 $14
) 12... Ne4 13. Nxe4 Bxe4 14. Nd4 Qc7 15. Qa4 Bf6 16. Rac1 Bxd4 (16... Ne5 17.
f3 Bg6 18. f4 $14) 17. Bxd4 a5 (17... e5 18. Bc3 $11) 18. bxa5 (18. Qxa5 Qxa5
19. bxa5 e5 $14) 18... Ra8 (18... e5 19. Bc3 $11) 19. a6 e5 20. Ba1 Bg6 (20...
Rfb8 21. f4 $11) 21. Rc3 (21. f4 f6 $14) 21... Rfb8 $11 22. Rfc1 Ra7 23. Rb3 f6
(23... Be4 24. f3 Bf5 25. e4 $14) 24. Qg4 $14 Qa5 $4 {
The isolani on c5 becomes a target} (24... Rxb3 25. axb3 Kh8 $16) 25. Rxb8+ $18
Nxb8 26. Qc8+ Kf7 27. Qxb8 (27. Qxb8 Qc7 28. Qxc7+ Rxc7 29. Rd1 $18) 1-0

[Event "xxi/18"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "49"]
[EventDate "1991.??.??"]

1. b4 Nf6 2. Bb2 d5 3. e3 Bf5 4. Nf3 e6 5. c4 Nbd7 6. c5 $15 c6 7. Be2 Be7 8.
d3 (8. O-O O-O $11) 8... a5 9. a3 axb4 10. axb4 Rxa1 11. Bxa1 O-O (11... b6 12.
Nd4 Qc7 13. Qa4 $11) 12. O-O (12. Nh4 Bg6 $11) 12... Qc7 (12... b6 13. Nd4 bxc5
14. Nxc6 $16 (14. Nxf5 $143 exf5 15. bxc5 Bxc5 $15)) 13. Nbd2 (13. Nh4 Bg6 $14)
13... Ra8 (13... b6 14. cxb6 Qxb6 15. e4 $15) 14. Qb3 (14. Nh4 b6 15. Nxf5 exf5
$11) 14... Ng4 (14... b6 15. cxb6 Qxb6 16. Bc3 $15) 15. h3 (15. e4 Bg5 $11)
15... Ngf6 16. Nh4 Bg6 17. Nxg6 hxg6 18. f4 (18. Bd4 e5 19. Ra1 Rxa1+ 20. Bxa1
b6 $11) 18... Nh5 (18... b6 19. d4 $11) 19. Bxh5 (19. Qc3 Bf6 20. d4 Ng3 $15)
19... gxh5 $11 20. Nf3 Bf6 (20... b6 21. Qc3 Bf6 22. Ne5 $11) 21. Nd4 {
White prepares the advance b5} (21. Bxf6 Nxf6 22. b5 b6 23. bxc6 bxc5 $11)
21... e5 (21... b6 22. Qc2 $11) 22. fxe5 Qxe5 23. Nc2 Qg5 24. Bxf6 Nxf6 25. b5
1/2-1/2

[Event "xviii/14"]
[Site "?"]
[Date "1989.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "67"]
[EventDate "1989.??.??"]

1. b4 Nf6 2. Bb2 d5 3. e3 Bf5 4. Nf3 e6 5. c4 c6 6. c5 Nbd7 7. Be2 Be7 8. d3 h6
(8... a5 9. a3 $15) 9. Nh4 Bh7 10. f4 (10. O-O b6 $11) 10... g5 (10... b6 $5
$17) 11. Nf3 $11 Rg8 12. fxg5 hxg5 13. Ne5 Qc7 14. Nxd7 Kxd7 15. O-O Qd8 (15...
Rg6 16. e4 $11) 16. Rf2 (16. e4 Ke8 17. e5 Nd7 $14) 16... Bg6 (16... g4 17. Qf1
Rg6 18. Be5 $11) 17. Nd2 g4 18. g3 Nh7 19. e4 f5 20. exd5 exd5 (20... cxd5 $5
21. Qa4+ Kc8 $11) 21. Bxg4 $1 $16 Rf8 (21... fxg4 22. Qxg4+) 22. Bh5 Qe8 23.
Be2 Bg5 24. Nf1 Qe7 (24... f4 25. Bg4+ Kd8 26. Re2 $16) 25. Bd4 (25. h4 Bf6 26.
Rb1 Kc8 $16) 25... Rae8 26. a3 (26. Qa4 Bf6 27. Bxf6 Qxf6 $16) 26... Bh6 (26...
f4 27. h4 Bf6 28. Bxf6 Nxf6 29. gxf4 $11) 27. Ra2 (27. Qa4 $5 a6 28. Re1 $16)
27... Ng5 $14 28. Kg2 Qe6 (28... Ne6 29. Bh5 Qg5 30. Bxg6 Qxg6 31. Be5 $11) 29.
b5 (29. h4 Nf7 $16) 29... cxb5 30. h4 Nf7 31. Rc2 (31. Qb3 $5 $16) 31... Ne5
32. Bxe5 Qxe5 33. d4 Qe7 $2 (33... Qe4+ $142 34. Bf3 Qe6 $14) 34. Bxb5+ $18
1/2-1/2

[Event "xix/02"]
[Site "?"]
[Date "1989.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "48"]
[EventDate "1989.??.??"]

1. b4 Nf6 2. Bb2 d5 3. e3 Bf5 4. Nf3 e6 5. c4 c6 6. c5 Be7 7. Be2 Nbd7 8. Nh4
Bg6 9. f4 Ne4 10. Nf3 O-O 11. O-O Bf6 12. Nd4 e5 13. fxe5 Bxe5 (13... Nxe5 $143
14. d3 Nxc5 15. bxc5 $16) 14. Nc3 (14. d3 Ng5 $11) 14... Qc7 $15 15. Nf3 Nxc3
16. Bxc3 Bxc3 17. dxc3 Rae8 18. Qd2 Nf6 {Black gets deadly initiative} 19. Rae1
Ng4 {Attacks the isolani on e3} 20. Bd1 Be4 21. h3 (21. Bb3 $5 $17) 21... Bxf3
$19 {The mate threat is Qh2} 22. hxg4 Bxd1 23. Qxd1 Re4 24. Rf5 Qg3 (24... Qg3
25. Qe2 Rxg4 $19) 0-1

[Event "xix/04"]
[Site "?"]
[Date "1989.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "43"]
[EventDate "1989.??.??"]

1. b4 Nf6 2. Bb2 d5 3. e3 Bf5 4. Nf3 c6 5. c4 e6 6. c5 Nbd7 7. Be2 Be7 8. O-O
Qc7 9. Nd4 (9. Nc3 b6 10. cxb6 axb6 $11) 9... Bg6 10. f4 b6 {
Black fights for the Initiative} 11. b5 (11. cxb6 axb6 12. b5 c5 $15) 11...
Bxc5 (11... cxb5 12. Nxb5 Qxc5 13. Ba3 $15) 12. bxc6 (12. Nxc6 a6 $11) 12...
Nb8 13. Nb5 Qxc6 14. d4 (14. Be5 $142 $5 O-O 15. Nc7 $14) 14... Be7 $17 15.
N1a3 Qb7 16. Rc1 Nc6 (16... Na6 17. Nd6+ Bxd6 18. Qa4+ Kd8 19. Bxa6 $11) 17.
Qa4 (17. Nc7+ Qxc7 18. Bb5 O-O $15) 17... O-O $17 18. Rxc6 $2 (18. Nc7 $142 $1
Qxc7 19. Bb5 $17) 18... Qxc6 $19 19. Rc1 Qe8 20. Qa6 Rc8 (20... Qd7 $142 $19)
21. Nc7 $2 (21. Rxc8 Qxc8 22. Qxa7 $19) 21... Qd8 (21... Qd7 $5 22. Qxa7 Bb4
23. Nab5 $19) 22. Nab5 (22. Qxa7 Bb4 23. Ba6 Ng4 $19) *

[Event "xvii/07"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "40"]
[EventDate "1988.??.??"]

1. b4 Nf6 2. Bb2 d5 3. b5 Bg4 4. h3 Bh5 5. Nf3 Nbd7 6. e3 c6 7. a4 Qc7 8. c4 e5
9. Be2 (9. cxd5 Nxd5 10. Nc3 Nb4 11. bxc6 bxc6 $15) 9... dxc4 10. Na3 (10. g4
Bg6 11. Bxc4 e4 $15) 10... Be7 (10... Bxa3 $142 $5 11. Rxa3 cxb5 12. axb5 e4
$19) 11. Nxc4 {Increases the pressure on e5} e4 12. Ng5 $2 (12. bxc6 $142 Qxc6
13. Nfe5 Bxe2 14. Qxe2 $15) 12... Bxe2 $19 13. Qxe2 h6 14. Nxf7 (14. Nxe4 $5
Nxe4 15. Bxg7 $17) 14... Kxf7 $19 15. O-O Rhe8 16. f3 Kg8 17. f4 (17. fxe4 Nxe4
18. d3 cxb5 19. axb5 Nef6 $19) 17... Rac8 18. Ne5 Bd6 19. Qc4+ Kh8 20. Qf7 $2 (
20. Nxd7 Qxd7 21. Bxf6 gxf6 22. Qd4 $19) 20... Nxe5 (20... Nxe5 21. Qxc7 Rxc7
22. fxe5 Bxe5 23. Bxe5 Rxe5 $19) 0-1

[Event "xiv/09"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "50"]
[EventDate "1988.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 a6 4. c4 Bg4 5. Qc2 Nbd7 6. cxd5 (6. f3 Be6 $11) 6...
Nxd5 $15 7. a3 e6 8. Nc3 N7f6 9. Bd3 Be7 10. Nge2 Rc8 11. b5 axb5 12. Nxd5 (12.
f3 $5 Bf5 13. e4 Nxc3 14. Nxc3 $11) 12... Qxd5 $17 (12... Nxd5 $143 13. Bxg7
Rg8 14. Bxb5+ c6 15. Qxh7 $18) (12... exd5 $6 13. Bxb5+ c6 14. Bd3 $11) 13. Nf4
Qc6 (13... Qd7 14. h3 Bf5 15. Bxf5 exf5 16. O-O $15) 14. Rc1 (14. Qxc6+ $142 $5
bxc6 15. h3 $11) 14... Qxc2 $17 15. Rxc2 c6 16. Bxb5 e5 17. Bxc6+ $2 (17. Bxe5
cxb5 {Discovered attack}) 17... Rxc6 $19 18. Rxc6 bxc6 (18... exf4 $6 19. Rc7
fxe3 20. fxe3 $11) 19. Bxe5 O-O (19... Bxa3 20. Bxf6 gxf6 21. f3 $19) 20. a4 (
20. Bxf6 $142 $5 Bxf6 21. d4 $17) 20... Ra8 $19 21. O-O (21. h3 Bf5 22. d3 Rxa4
$19) 21... Rxa4 22. h3 Bf5 23. Rc1 c5 (23... Nd7 $142 $5 24. Bd4 c5 25. Nd5 $19
) 24. Bxf6 Bxf6 25. Rxc5 Be6 (25... Be6 26. d4 Ra1+ 27. Kh2 g5 28. Nxe6 fxe6
$17) 0-1

[Event "xii/25"]
[Site "?"]
[Date "1985.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "62"]
[EventDate "1985.??.??"]

1. b4 Nf6 2. Bb2 a6 3. e3 d5 4. c4 Bg4 5. Nf3 Nbd7 6. cxd5 Nxd5 7. a3 e6 8. Bc4
N5f6 9. d4 Be7 10. Nbd2 O-O 11. O-O Nb6 12. h3 (12. Bd3 $5 $14) 12... Nxc4 $11
13. Nxc4 Bh5 14. Nce5 Ne4 15. Qd3 (15. Qc2 Nd6 $11) 15... Qd5 $15 16. g4 Bg6
17. Nxg6 hxg6 18. Rac1 (18. Ne5 Bd6 19. Qc4 Rfe8 $11) 18... Rac8 (18... c5 19.
bxc5 Nxc5 20. Qe2 $15) 19. h4 (19. Ne5 a5 $11) 19... Nd6 (19... c5 20. bxc5
Nxc5 21. Qd1 $17) 20. Qe2 f5 (20... b5 21. Rfd1 $11) 21. g5 (21. Ne5 Kh7 $14 (
21... Bxh4 $2 22. Nxg6 Bd8 23. Rc5 $18)) 21... f4 (21... Qe4 $11) 22. exf4 $4 (
22. Rc5 $142 Qa2 23. Qc2 fxe3 24. Ra1 Qxa1+ 25. Bxa1 Rxf3 26. fxe3 Rxe3 27.
Qxg6 $16) 22... Rxf4 $19 23. Ne5 Rxh4 {Do you see the mate threat?.} 24. f3
Bxg5 (24... Nf7 25. Nxg6 Qxg5+ 26. Qg2 $17) 25. Nxg6 $4 (25. Rc5 $142 Qb3 26.
Nxg6 Be3+ 27. Kg2 $14) 25... Rh6 $17 (25... Rxd4 $6 26. Rc5 Rd2 27. Qe1 Rxb2
28. Rxd5 exd5 29. Qe5 $14) 26. Rc5 Rxg6 27. Rxd5 exd5 28. Rf2 Re8 29. Qd3 Re1+
30. Kg2 $2 (30. Rf1 Ree6 31. Rf2 Nc4 $19) 30... Kf7 (30... Ne4 $142 31. fxe4
Bh4+ 32. Kh2 Bxf2 $19) 31. f4 $4 (31. Re2 $142 Rxe2+ 32. Qxe2 Bf4+ 33. Kh1 Rh6+
34. Kg1 $19) 31... Bh4+ (31... Bh4+ 32. Qxg6+ Kxg6 $19) 0-1

[Event "xiii/15"]
[Site "?"]
[Date "1986.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "51"]
[EventDate "1986.??.??"]

{A00: Irregular Openings} 1. b4 d5 2. Bb2 Nf6 3. e3 Nbd7 4. c4 e6 5. c5 Be7 6.
Nf3 O-O 7. Be2 Re8 $146 (7... a5 8. Qa4 $11) 8. d4 Nf8 (8... c6 9. O-O $11) 9.
Nbd2 (9. O-O N8d7 $14) 9... Bd7 $11 10. Ne5 Ng6 (10... a6 11. O-O $11) 11. Ndf3
(11. Nxg6 fxg6 12. O-O a6 $14) 11... Ne4 (11... Nxe5 12. Nxe5 a5 13. b5 $14)
12. Nxg6 hxg6 (12... fxg6 13. Ne5 $14) 13. h4 (13. Ne5 a6 $16) 13... a5 14. b5
Bf6 (14... a4 15. Qc2 $11) 15. Qc2 b6 (15... a4 $5 $14) 16. c6 $16 Bc8 17. a4 (
17. Bd3 Be7 $16) 17... Be7 18. O-O-O $4 (18. Bd3 $142 $16) 18... Nxf2 $17 19.
Rdf1 (19. h5 Bg5 (19... Nxd1 $143 20. hxg6 f5 21. Qxd1 $11) 20. Qc3 Nxd1 21.
Bxd1 gxh5 22. Rxh5 Bf6 $17) 19... Nxh1 20. Rxh1 e5 $1 21. dxe5 (21. dxe5 Bc5 {
Decoy}) (21. Nxe5 Bxh4 {Deflection}) 21... Bf5 (21... Bc5 22. h5 Bxe3+ 23. Kb1
$17) 22. Bd3 Bxd3 (22... Be6 23. h5 gxh5 24. Rxh5 $17) 23. Qxd3 $15 Bc5 24. h5
Re6 (24... gxh5 25. Rxh5 g6 $16) 25. h6 (25. hxg6 $142 $5 fxg6 26. Kb1 $14)
25... gxh6 $17 26. Rxh6 1-0

[Event "xiii/27"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "56"]
[EventDate "1988.??.??"]

1. b4 {last book move} Nf6 2. Bb2 d5 3. e3 Bg4 (3... e5 4. Bxe5 Bxb4 5. a3 $15)
4. Be2 $11 Bxe2 5. Nxe2 e6 6. a3 c5 7. b5 Nbd7 8. O-O Be7 9. d3 O-O 10. Nd2 a6
11. a4 Qb6 12. c4 Rfd8 13. Qc2 Nf8 14. Nf3 Ng6 15. h3 h6 16. Kh1 (16. a5 Qd6
$11) 16... Qc7 (16... Qd6 17. a5 $11) 17. Nd2 (17. Kg1 e5 $11) 17... Nh5 (17...
Qd7 18. Rfd1 $15) 18. f4 (18. cxd5 exd5 19. Rfc1 axb5 20. axb5 Rxa1 21. Rxa1
Qd7 $11) 18... d4 (18... Qd7 $5 19. Rfd1 d4 $15) 19. g4 $14 Nf6 20. exd4 cxd4
21. Bxd4 (21. f5 exf5 22. gxf5 Nh4 $11) 21... axb5 22. axb5 Rxa1 23. Bxa1 (23.
Rxa1 $143 Nxf4 24. Nxf4 Qxf4 (24... Rxd4 $6 25. Ne2 Rd8 26. d4 $15) 25. Bxf6
Qxf6 $17 (25... gxf6 $6 26. Kg2 $17)) 23... Bf8 $2 (23... Nd5 $142 24. Qb2 Bf6
$11) 24. Bxf6 $18 gxf6 25. Ne4 (25. f5 exf5 26. Rxf5 Ne7 27. Rxf6 Nd5 $18)
25... Bg7 26. d4 (26. f5 Ne5 27. Nf4 Qe7 $18) 26... f5 $16 27. gxf5 exf5 28.
N4g3 Nh4 *

[Event "xiv/01"]
[Site "?"]
[Date "1986.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "64"]
[EventDate "1986.??.??"]

1. b4 d5 2. Bb2 Nf6 3. Nf3 Bg4 4. e3 a6 5. a3 b5 (5... e6 6. h3 Bh5 7. g4 $11)
6. d4 (6. a4 bxa4 7. c4 Nbd7 $14) 6... e6 $11 7. Nbd2 (7. c3 Nbd7 $11) 7...
Nbd7 (7... c6 8. h3 Bxf3 9. Qxf3 $11) 8. Bd3 Be7 9. O-O O-O 10. c3 (10. e4 dxe4
11. Nxe4 Nb6 $11) 10... Nb6 (10... e5 11. dxe5 Nxe5 12. Be2 $11) 11. Qc2 Bh5 (
11... Bxf3 12. Nxf3 Bd6 13. Ng5 $11) 12. Ne5 Bd6 (12... Qd6 13. e4 $11) 13.
Ndf3 (13. e4 Nc4 14. Bxc4 dxc4 $11) 13... Nc4 (13... Bxf3 $142 14. Nxf3 Nc4 $11
) 14. Nd2 (14. a4 $142 $5 $11) 14... Nxe5 (14... Bxe5 15. dxe5 Nxe5 16. a4 Nxd3
17. Qxd3 $17) 15. dxe5 Bxe5 {Black gets the initiative} 16. f4 (16. a4 Bg6 $17)
16... Bd6 17. a4 (17. e4 c5 18. e5 c4 $17) 17... c6 (17... c5 18. axb5 c4 19.
Bxc4 $19) 18. axb5 (18. Nb3 Qc7 $17) 18... axb5 19. Rxa8 Qxa8 20. Ra1 (20. Nb3
Qb7 $17) 20... Qb7 (20... Qb8 21. Nf1 $19) 21. Nb3 $17 Qb6 22. Nd4 c5 (22... e5
23. fxe5 Bxe5 24. e4 $17) 23. bxc5 Qxc5 (23... Bxc5 $5 24. Ba3 Ra8 $17) 24. Ba3
Qb6 25. Bxd6 Qxd6 26. Nxb5 Qc5 27. Nd4 Bg6 28. Bxg6 hxg6 29. Ra4 (29. Qd3 Rc8
$15) 29... Rc8 $17 30. Kf2 (30. c4 dxc4 31. Qf2 g5 $17) 30... Ne4+ 31. Kf3 (31.
Ke1 Nxc3 32. Ra1 Qc4 $17) 31... g5 32. Nb3 $2 (32. fxg5 $142 Qd6 33. g3 $17)
32... Qb5 $19 (32... Qb5 33. Rxe4 dxe4+ 34. Kf2 gxf4 35. exf4 Qd3 36. Qxd3 exd3
$19) (32... Qxc3 $6 33. Qxc3 Rxc3 34. Nd4 $19) 0-1

[Event "xiii/23"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "48"]
[EventDate "1988.??.??"]

1. b4 Nf6 2. Bb2 d5 3. e3 Bg4 4. Nf3 a6 5. Be2 (5. h3 Bxf3 6. Qxf3 Nbd7 $11)
5... e6 6. a3 Nbd7 (6... Bd6 7. O-O $11) 7. c4 (7. O-O Bd6 $11) 7... dxc4 $15
8. Bxc4 c5 (8... b5 9. Be2 $15) 9. b5 (9. h3 Bf5 10. g4 Bxb1 11. Qxb1 b5 $15)
9... axb5 10. Bxb5 Be7 (10... Bd6 11. Qb3 $15) 11. O-O (11. h3 Bf5 $11) 11...
O-O $15 12. Be2 Qb6 13. Qc2 Rfc8 (13... e5 14. d3 $15) 14. h3 (14. d3 Qd6 $15)
14... Bf5 15. Qc4 $4 (15. d3 $142 c4 16. Bc3 $17) 15... Qxb2 $19 16. Ra2 Qb6
17. Nc3 Qd8 (17... Qc7 18. a4 $19) 18. g4 (18. Nh4 Nb6 19. Qb5 Be4 $19) 18...
Bg6 19. Kh1 (19. d3 Nb6 20. Qb5 Nfd5 21. Nxd5 Nxd5 $19) 19... Nb6 20. Qb5 Nfd5
(20... c4 21. Qb2 $19) 21. Nxd5 (21. Kg1 Bf6 22. Rc1 Rc6 $19) 21... Nxd5 22.
Qxb7 (22. Qb3 $19) 22... Rcb8 23. Qc6 Be4 (23... Rb6 24. Ne5 Rxc6 25. Nxc6 $19)
24. d3 Nc3 (24... Rb6 $142 25. dxe4 Rxc6 26. Rd1 $19) *

[Event "xiv/03"]
[Site "?"]
[Date "1986.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "55"]
[EventDate "1986.??.??"]

1. b4 Nf6 2. Bb2 d5 3. e3 Bg4 4. Nf3 a6 5. h3 Bh5 6. g4 Bg6 7. c4 (7. Ne5 Qd6
$11) 7... dxc4 $15 8. Bxc4 b5 (8... Nc6 9. a3 $15) 9. Bf1 (9. Be2 e6 $11) 9...
e6 $15 10. a3 c5 11. bxc5 Bxc5 12. d4 (12. g5 Nh5 $11) 12... Be7 (12... Bd6 13.
Nbd2 $15) 13. Bg2 Ra7 (13... O-O 14. Ne5 Be4 15. Bxe4 Nxe4 16. Qf3 $11) 14.
Nbd2 (14. Nc3 Qa5 $11) 14... Ne4 (14... Rc7 15. Rc1 $11) 15. Ne5 Nxd2 16. Qxd2
Nd7 $4 (16... O-O $142 $11) 17. Nc6 $18 (17. Nxg6 $6 hxg6 18. d5 exd5 19. Bxg7
Rh7 $14) 17... Qb6 18. Nxa7 (18. Nxe7 $6 Kxe7 19. d5 f6 $16) 18... Qxa7 19. Rc1
(19. d5 O-O $18) 19... O-O (19... Nb6 20. Bc6+ Kf8 21. Qc3 $18) 20. O-O (20.
Qc3 Bd8 $18) 20... h5 (20... Nb6 21. Rc6 $18) 21. d5 (21. gxh5 Bxh5 22. Rc6 Nb8
$18) 21... exd5 22. gxh5 (22. Qxd5 Nb6 23. Qf3 hxg4 24. Qxg4 Nc4 $18) 22... Be4
23. h6 Bf6 (23... gxh6 24. Rc6 f6 25. Rfc1 $18) 24. hxg7 (24. Bxf6 $142 Nxf6
25. Rc6 $18) 24... Bxb2 $4 (24... Kxg7 $142 25. Kh1 Bxg2+ 26. Kxg2 Kh7 $18) 25.
gxf8=Q+ Nxf8 26. Qxb2 Qe7 (26... Qb6 27. Qe2 Qg6 28. Qg4 $18) 27. f4 (27. Bxe4
dxe4 28. f3 Qe6 29. Qg2+ Ng6 30. fxe4 Kf8 $18) 27... Bxg2 (27... Kh7 28. Qe5
Qxe5 29. fxe5 Bxg2 30. Kxg2 $18) 28. Qxg2+ (28. Qxg2+ Kh7 29. Rc3 $18) 1-0

[Event "xiii/05"]
[Site "?"]
[Date "1986.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "59"]
[EventDate "1986.??.??"]

1. b4 Nf6 2. Bb2 d5 3. e3 Bg4 4. Nf3 Nbd7 5. c4 e5 6. Be2 (6. Qa4 Bxf3 7. gxf3
a6 (7... c6 8. cxd5 Nxd5 9. b5 Nc5 10. Qc4 Nb4 $15 {-0.41/7}) (7... Qe7 8. a3
c6 9. cxd5 Nxd5 10. d4 Qh4 $11 {-0.22/7}) 8. c5 c6 9. d4 exd4 10. Bxd4 a5 $15 {
-0.44/9}) (6. Qb3 Bxf3 (6... e4 7. h3 (7. Ne5) (7. Nd4) 7... dxc4 (7... Bh5 8.
Ne5 dxc4 9. Qxc4 Nb6 10. Qc2 Bxb4 $11 {-0.19/8}) 8. Bxc4 Bh5 9. Ne5 Nxe5 10.
Bxe5 Bd6 $11 {-0.25/8}) (6... Qe7 7. cxd5 (7. a3) 7... Bxf3 8. gxf3 Qxb4 9. Bc4
a6 10. Bc3 Qxb3 $15 {-0.31/10}) 7. gxf3 a5 (7... c6 8. Rg1 Qe7 9. a3 Rd8 10.
cxd5 Nxd5 $11 {-0.13/10}) (7... Qe7 8. a3 dxc4 9. Bxc4 Nb6 10. Be2 Rd8 $11 {
-0.03/9}) (7... dxc4 8. Bxc4 Qe7 9. a3 Nb6 10. Be2 Rd8 $11 {-0.03/9}) 8. cxd5
axb4 9. d4 exd4 10. Bxd4 Bc5 $15 {-0.44/8}) (6. h3 Bxf3 7. Qxf3 (7. gxf3 Bxb4
8. Qb3 Bd6 9. cxd5 O-O 10. d4 c6 $15 {-0.59/8}) 7... e4 (7... Bxb4 8. cxd5 e4
9. Qf5 g6 10. Qf4 O-O $15 {-0.31/9}) 8. Qf5 g6 9. Bxf6 Nxf6 10. Qe5+ Qe7 $15 {
-0.47/10}) (6. cxd5 e4 7. h3 Bh5 8. g4 Nxg4 9. hxg4 Bxg4 10. Be2 exf3 $11 {
-0.13/8}) 6... Bxf3 (6... e4 7. Ng5 (7. Nh4 Be6 (7... Bxe2) 8. Qb3 g5 9. cxd5
Bxd5 10. Bxf6 Nxf6 $19 {-1.75/8}) (7. Ne5 Bxe2 (7... Nxe5) 8. Qxe2 Nxe5 9. Bxe5
Bxb4 10. Nc3 Bxc3 $17 {-0.88/8}) 7... Bxe2 8. Qxe2 $17 h6 9. Nh3 Bxb4 10. cxd5
O-O $15 {-0.59/9}) 7. Bxf3 $15 (7. gxf3 Bxb4 8. Qb3 a5 9. cxd5 O-O 10. a3 Bd6
$15 {-0.50/9}) 7... dxc4 (7... Bxb4 $5 8. cxd5 e4 $15 9. Be2 Nxd5 10. a3 Bd6
$15 {-0.56/8}) (7... e4 8. Be2 dxc4 9. Bxc4 Bd6 10. O-O O-O $15 {-0.34/8}) 8.
Bxb7 $11 Rb8 9. Bc6 Bxb4 10. Bxe5 O-O 11. Bd4 Bc5 12. Bc3 Rb6 (12... Qe7 13.
Bxd7 Nxd7 14. Qg4 $11) 13. Qa4 $14 Nb8 14. Bb5 Qd3 15. Qxc4 (15. Bxc4 $2 Rxb1+
16. Rxb1 Qxb1+ 17. Qd1 Qe4 $19) 15... Qxc4 (15... Qf5 16. Bxf6 Qxf6 17. Nc3 $14
) 16. Bxc4 Nbd7 17. O-O Ne4 18. f3 (18. d3 Nxc3 19. Nxc3 Bd6 $16) 18... Nxc3
19. Nxc3 (19. dxc3 Ne5 20. Bd5 Rd8 $19) 19... c6 (19... Ne5 20. Bb3 Nd3 21. Bc2
$16) 20. Bb3 Bb4 21. Ne4 Kh8 22. h3 (22. Kf2 f5 23. Ng5 h6 $16) 22... f5 $14
23. Nc3 Nc5 24. Rab1 Rfb8 25. Rfc1 (25. Bc2 g6 $14) 25... Nd3 (25... Ba3 $5 26.
Rc2 Nxb3 27. Rxb3 Rxb3 28. axb3 Rxb3 $14) 26. Rc2 $16 c5 (26... Ba5 $5 $16) 27.
Nd5 Rd6 28. Bc4 Ne5 29. e4 Rf8 30. a3 *

[Event "corr"]
[Site "?"]
[Date "1986.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "33"]
[EventDate "1986.??.??"]

1. b4 d5 2. Bb2 Nf6 3. Nf3 Bg4 4. e3 Nbd7 5. h3 Bf5 (5... Bxf3 6. Qxf3 e5 7.
Nc3 $11) 6. c4 (6. a3 h6 $11) 6... dxc4 7. Bxc4 Nb6 (7... e6 8. a3 $11) 8. Bb3
(8. Be2 a5 9. b5 e6 $11) 8... Bd3 (8... e6 9. a3 $15) 9. Ne5 $11 {
Threatening mate: Bxf7} e6 10. Nc3 (10. a3 $142 $5 $11) 10... Bxb4 $17 11. Ba4+
(11. a3 Ba5 $17) 11... Ke7 (11... c6 $5 $17) 12. Qb3 (12. a3 Ba5 $15) 12... a5
13. Ba3 (13. a3 Bxc3 14. Bxc3 Nxa4 15. Qxa4 Ne4 $15) 13... c5 $17 14. Bc6 (14.
Rd1 Ba6 (14... Nxa4 $6 15. Nxa4 Be4 16. Bxb4 cxb4 17. f3 $15) 15. Bb2 Qd6 $17)
14... Ba6 (14... Qd6 15. Nxd3 bxc6 16. Ne2 $19) 15. Bxb4 (15. d4 Qd6 16. Bxb4
axb4 $19 (16... cxb4 $6 17. Nb5 Bxb5 18. Bxb5 $15)) 15... axb4 $19 (15... bxc6
$4 16. Nxc6+ Ke8 17. Nxd8 cxb4 18. Nxe6 $18) 16. Na4 Nxa4 17. Bxa4 0-1

[Event "xiii/25"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "56"]
[EventDate "1988.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bg4 4. Nf3 Nbd7 5. Be2 (5. h3 Bxf3 6. Qxf3 e5 $15)
5... a6 (5... e6 6. a3 $15) 6. c4 (6. a3 e6 $11) 6... e6 (6... dxc4 7. Bxc4 e5
8. Qb3 $15) 7. c5 $11 Be7 8. O-O O-O (8... a5 9. a3 $11) 9. d4 Ne4 (9... Qe8
10. Nc3 $11) 10. Nbd2 Nxd2 11. Qxd2 Nf6 12. h3 (12. Ne5 Bxe2 13. Qxe2 Nd7 $11)
12... Bf5 13. Ne5 Ne4 14. Qd1 (14. Qe1 Ra7 $11) 14... f6 15. Nd3 Bg6 (15... a5
16. bxa5 Rxa5 17. Qe1 $11) 16. Nf4 Qd7 (16... Bf7 17. Bd3 $14) 17. a4 {
White prepares b5} (17. Nxg6 hxg6 18. Qe1 Qa4 $16) 17... Bf7 (17... Bf5 18. g4
g5 19. Nxd5 (19. gxf5 $6 gxf4 20. exf4 Kh8 $14) 19... Qxd5 20. gxf5 exf5 21.
Kh2 $18) 18. Bd3 (18. Qe1 Be8 $14) 18... g5 (18... f5 19. Qe1 $14) 19. Ne2 $16
f5 20. f3 Nf6 {Black prepares the advance g4} 21. b5 axb5 22. axb5 Bg6 (22...
Rxa1 23. Qxa1 g4 24. hxg4 fxg4 25. Nf4 $16) 23. Qc2 $16 {
White prepares the advance c6} Rfc8 24. f4 (24. Ba3 Bf8 $16) 24... g4 $14 25.
hxg4 (25. Rfb1 gxh3 26. gxh3 Ne4 $14) 25... Nxg4 $11 26. c6 (26. Qd2 $142 $11)
26... Qd6 $4 (26... bxc6 $5 27. bxc6 Qd8 $15) 27. Rxa8 (27. cxb7 $142 Rab8 28.
bxc8=R+ Rxc8 29. Rf3 $18) 27... Rxa8 $14 28. cxb7 Rb8 1/2-1/2

[Event "xiii/01"]
[Site "?"]
[Date "1986.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "50"]
[EventDate "1986.??.??"]

1. b4 Nf6 2. Bb2 d5 3. e3 Bg4 4. Nf3 Nbd7 5. Be2 e6 6. a3 Nb6 7. Ne5 (7. O-O
Bd6 $11) 7... Bxe2 8. Qxe2 c5 (8... Bd6 9. O-O $11) 9. bxc5 Bxc5 10. d4 (10.
Qb5+ $5 Nbd7 11. Nxd7 (11. Qxb7 $2 Rb8 12. Nxf7 Kxf7 13. Bxf6 Rxb7 14. Bxd8
Rxd8 $19) 11... Nxd7 12. Bxg7 $11 (12. Qxb7 $2 Rb8 13. Qa6 Rxb2 $19)) 10... Bd6
11. Nd2 O-O 12. O-O (12. c4 Na4 13. Nd3 b6 $15) 12... Na4 13. Rfb1 (13. Qb5 Qe8
14. Qb3 b5 $15) 13... a6 (13... Qc7 14. c4 $17) 14. c4 $11 dxc4 (14... Rc8 15.
e4 $11) 15. Ndxc4 b5 {White creates threats along the open c-file} 16. Nxd6
Qxd6 17. Rc1 Rfc8 (17... Rac8 18. Rxc8 Rxc8 19. Rc1 Rxc1+ 20. Bxc1 $11) 18. h3
(18. Rc2 Nxb2 19. Rxc8+ Rxc8 20. Qxb2 Qc7 $11) 18... h6 19. Rc2 Rxc2 (19... Nd7
20. Rac1 Rxc2 21. Rxc2 Nxb2 22. Qf3 $11) 20. Qxc2 Nxb2 (20... Nd7 21. Nxd7 Qxd7
22. Rc1 $15) 21. Qxb2 Rc8 (21... Nd7 22. Rc1 $11) 22. Rc1 Rxc1+ (22... Rc7 23.
a4 Rxc1+ 24. Qxc1 bxa4 25. Qc8+ Qf8 26. Qxa6 $14) 23. Qxc1 $14 a5 {
Black prepares the advance b4} 24. Qc8+ Qf8 25. Qc3 (25. Qb7 a4 $14) 25... b4
$11 1/2-1/2

[Event "xix/08"]
[Site "?"]
[Date "1989.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "66"]
[EventDate "1989.??.??"]

1. b4 d5 2. Bb2 Bg4 3. Nf3 Nf6 4. e3 e6 5. a3 c5 6. b5 (6. bxc5 Bxc5 7. h3 Bf5
$11) 6... Nbd7 7. h3 Bh5 8. g4 Bg6 9. c4 h6 10. Nc3 Nb6 11. cxd5 Nfxd5 12. Ne5
Bh7 13. Bg2 Qc7 14. Nxd5 Nxd5 15. Rc1 b6 (15... f6 $5 16. Nc4 Qd7 $11) 16. Qb3
Rd8 17. d4 Bd6 (17... f6 $142 $5 18. Nc6 Rd7 $14) 18. Nc6 $18 (18. Bxd5 $6 exd5
19. Qxd5 Bxe5 20. Qxe5+ Qxe5 21. dxe5 Ke7 $14) 18... Rd7 (18... O-O $5 19. Nxd8
Rxd8 20. Bxd5 exd5 21. Qxd5 Qe7 22. dxc5 bxc5 $18) 19. dxc5 Bxc5 20. Bxg7 (20.
Be5 Qb7 21. Bxg7 Rg8 22. Bxh6 Qc7 $18) 20... Rg8 $2 (20... Nxe3 21. Bd5 Rxd5
22. Bxh8 Qf4 $17) 21. Be5 Bd6 22. Bb2 Bc5 23. Nd4 Qd6 24. Bxd5 (24. Rd1 $5 $18)
24... Qxd5 $16 25. Qxd5 Rxd5 26. Nc6 Rd7 27. Ne5 Rc7 28. Rd1 (28. Ke2 f6 29.
Nd3 Ke7 $16) 28... Be4 29. f3 (29. Rg1 $5 $16) 29... Bc2 $11 30. Rd2 Bxe3 31.
Rd6 Bc5 32. Rd2 (32. Rc6 $142 $5 Rxc6 33. Nxc6 $14) 32... Ba4 33. Nc6 {
Do you see the mate threat?} Be7 (33... Be7 34. Nxe7 Kxe7 $15) *

[Event "xiii/09"]
[Site "?"]
[Date "1986.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "46"]
[EventDate "1986.??.??"]

1. b4 Nf6 2. Bb2 d5 3. e3 Bg4 4. Nf3 e6 5. c4 Bxb4 (5... Nbd7 6. a3 $15) 6.
cxd5 (6. Qa4+ Nc6 7. Ne5 $16) 6... exd5 $4 (6... Qxd5 $142 7. Qa4+ Nc6 $15) 7.
Qa4+ $18 Nc6 (7... Nbd7 8. Qxb4 Bxf3 9. gxf3 $18) 8. Ne5 Qd6 9. Bb5 $4 (9. a3
$142 $18) 9... Bd7 $11 10. Nxd7 Nxd7 11. a3 Bc5 12. Qg4 O-O-O (12... Rg8 13. d4
(13. Bxg7 $143 a6 14. Bf1 Nd8 $19) 13... Bb4+ 14. Nc3 $15) 13. O-O (13. Qxg7
Rhg8 14. Qxh7 Rxg2 $11) 13... h5 (13... Qg6 $5 14. Qxg6 hxg6 15. Bxg7 Rh7 16.
Bxc6 bxc6 $11) 14. Qxg7 $14 Rhg8 (14... Qe6 15. Qxh8 Rxh8 16. Bxh8 $14) 15.
Qxf7 Rdf8 (15... d4 16. Qf5 $14 (16. Qxh5 $2 Rh8 17. Qxh8 Rxh8 $19)) 16. Qxh5
$16 d4 17. exd4 (17. Qh3 $142 $16) 17... Nxd4 $15 18. Bxd7+ Kxd7 (18... Qxd7
19. Kh1 Rh8 $19) 19. Qh3+ $14 Kd8 20. Qh4+ Kc8 21. Bxd4 Bxd4 22. Nc3 a6 (22...
Rh8 $5 23. Qg4+ Kb8 $11) 23. Rac1 (23. Rab1 Rh8 24. Qg4+ Kb8 $16) 23... Rf4 (
23... Rf4 24. Qh3+ Kd8 $16) (23... Rh8 24. Qg3 Qxg3 25. hxg3 $14) *

[Event "xiii/13"]
[Site "?"]
[Date "1986.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "38"]
[EventDate "1986.??.??"]

1. b4 Nf6 2. Bb2 d5 3. e3 Bg4 4. Nf3 e6 5. c4 Bxf3 (5... Bxb4 $143 6. Qa4+ Nc6
7. Ne5 $16) 6. Qxf3 Bxb4 7. cxd5 (7. Bxf6 Qxf6 8. Qxf6 gxf6 9. cxd5 exd5 $11)
7... Nxd5 (7... exd5 8. Bxf6 Qxf6 9. Qxf6 gxf6 10. a3 $11) 8. Bxg7 Rg8 9. Bb2
Nc6 (9... Nd7 10. e4 N5f6 11. Be2 $11) 10. a3 $14 Bd6 11. Bb5 (11. e4 Ne5 12.
Qh3 Nf4 $11) 11... Qg5 $11 12. h3 (12. O-O $142 $5 $11) 12... Qxg2 $17 13. Qxg2
Rxg2 14. d4 $2 (14. Kf1 Rg8 15. Ke2 $17) 14... Ke7 $4 (14... Nxe3 $142 $5 15.
fxe3 Rxb2 $19) 15. Nd2 (15. e4 Ne3 16. e5 Nc2+ 17. Kf1 Rag8 18. Bxc6 bxc6 $14)
15... Rag8 (15... f6 $142 $17) 16. Ne4 $2 (16. e4 Nf4 17. e5 Rg1+ 18. Rxg1
Rxg1+ 19. Nf1 a6 20. exd6+ cxd6 21. Bxc6 bxc6 $11) 16... Rg1+ (16... Nxe3 $142
$5 17. Rc1 Nd8 $19) 17. Rxg1 (17. Ke2 Rxa1 18. Rxa1 Na5 $17) 17... Rxg1+ 18.
Ke2 (18. Bf1 $5 $17) 18... Rxa1 $19 19. Bxa1 Bxa3 (19... Bxa3 20. Bxc6 bxc6 $19
) 0-1

[Event "xiii/19"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "67"]
[EventDate "1988.??.??"]

1. b4 Nf6 2. Bb2 b6 3. e3 Bb7 4. Nf3 e6 5. a3 d5 6. Be2 (6. Nc3 c5 $11) 6...
Be7 (6... c5 7. Ne5 $11) 7. d4 Ne4 (7... O-O 8. O-O $11) 8. Nbd2 (8. O-O O-O
$11) 8... Nd7 (8... O-O 9. O-O $11) 9. Nxe4 (9. O-O O-O $11) 9... dxe4 10. Nd2
O-O 11. c4 f5 (11... c5 12. dxc5 bxc5 13. b5 $11) 12. Qb3 c5 (12... Nf6 13. O-O
$14) 13. bxc5 Rb8 (13... bxc5 14. Qxb7 Rb8 15. Qxa7 Rxb2 16. Rb1 Rxb1+ 17. Nxb1
cxd4 18. exd4 $14) 14. cxb6 $16 Nxb6 {
The passed pawn on c4 quickly leads to threats} 15. Rb1 Kh8 (15... Ba6 16. Qc2
$16) 16. O-O f4 (16... Bc6 17. Qa2 $16) 17. exf4 $18 Rxf4 18. d5 (18. c5 $142
$5 Nd5 19. Bc1 $18) 18... exd5 $14 19. c5 Bxc5 (19... Nd7 20. Qg3 Bg5 21. Bb5
$16) 20. Bxg7+ $16 {Demolition of pawn structure} Kxg7 {Decoy to g7} 21. Qg3+ {
A double attack} Kh8 22. Qxf4 Bd6 23. Qf7 (23. Qe3 $142 Qf6 24. Nb3 $16) 23...
Bc6 $2 (23... Qg5 24. Rb3 $16) 24. Qh5 (24. Qxa7 $5 d4 $18) 24... Rb7 (24...
Be8 25. Qh3 $16) 25. Rb3 (25. Rfc1 Rc7 $16) 25... Rg7 (25... Ba4 26. Rc3 $16)
26. Bb5 (26. Re1 Ba4 27. Rc3 Qf6 $11) 26... Bxb5 $14 27. Rxb5 Qg8 (27... Bxa3
28. Kh1 $14) 28. g3 (28. Qh3 Qf7 $16) 28... Rg5 (28... Bxa3 29. Qe5 $14) 29.
Qh6 (29. Qd1 Qe6 $16) 29... Be5 (29... Qg6 30. Qxg6 Rxg6 $16 (30... hxg6 $4 31.
Nxe4 dxe4 32. Rxg5 $18)) 30. Nxe4 (30. Rd1 $142 $5 Rg6 31. Qe3 $16) 30... dxe4
$14 31. Rxe5 (31. Rd1 Rg6 32. Qh4 Bf6 33. Qxe4 Qf7 $14) 31... Rxe5 $11 32. Qf6+
Qg7 33. Qd8+ Qg8 34. Qf6+ (34. Qf6+ Qg7 35. Qd8+ Qg8 36. Qf6+ $11) *

[Event "xix/13"]
[Site "?"]
[Date "1990.??.??"]
[Round "?"]
[White "Merten, Rainer"]
[Black "Gross, Wilhelm"]
[Result "1-0"]
[PlyCount "65"]
[EventDate "1990.??.??"]

1. b4 Nf6 2. Bb2 e6 3. a3 c5 4. bxc5 Bxc5 5. e3 O-O 6. c4 d5 $15 7. Nf3 Nbd7 (
7... Nc6 8. Be2 $15) 8. Nc3 Nb6 9. d4 Be7 10. Nd2 dxc4 11. Nxc4 Bd7 12. Ne5 Rc8
13. Bd3 Bc6 (13... Bd6 14. Rc1 $11) 14. O-O Nfd5 (14... Bd6 15. Rc1 $11) 15.
Rc1 $14 Nxc3 16. Rxc3 Qd5 (16... Bd5 17. Qc2 $14) 17. Nxc6 Rxc6 18. Rxc6 Qxc6
19. Qh5 {Threatening mate: Qxh7} g6 20. Qh6 (20. Qg4 Rc8 $16) 20... Bf6 21. d5
(21. Rc1 $142 $5 Qd6 22. Bb5 $16) 21... Nxd5 (21... Qxd5 22. Bxf6 Qxg2+ 23.
Kxg2 Rd8 24. Qg7#) 22. Bxf6 Nxf6 23. Qg5 Kg7 24. h4 (24. Qa5 Qd5 25. Qc3 Qh5
$15) 24... h6 (24... Qc3 25. Bb1 $17) 25. Qa5 Ng4 (25... a6 $5 $17) 26. Qxa7 h5
(26... Rd8 27. Be2 Ne5 28. Rb1 $11) 27. Be2 (27. f3 Ne5 $14) 27... Nh6 (27...
Rd8 $5 $11) 28. Bf3 Qc4 29. Bxb7 Qxh4 30. Bf3 Nf5 (30... Ng4 31. Bxg4 Qxg4 32.
Qe7 $14) 31. a4 (31. Rd1 Rd8 $14) 31... Re8 (31... Rd8 32. g3 Qg5 33. Rc1 $11)
32. Qc7 (32. Rd1 $5 $14) 32... Qg5 (32... Qxa4 $142 $5 33. Qe5+ f6 $15) 33. a5
$14 (33. a5 e5 34. Ra1 $16) 1-0

[Event "xii/19"]
[Site "?"]
[Date "1985.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "56"]
[EventDate "1985.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 Nbd7 5. Nf3 Nb6 6. Ne5 (6. Be2 Bd6 $11) 6...
Bd6 7. a4 (7. Be2 Nfd7 8. Nxd7 Qxd7 $11) 7... O-O $15 8. d3 (8. f4 Nbd7 $11)
8... a6 9. Nd2 (9. bxa6 Rxa6 10. a5 Nbd7 $15) 9... axb5 $11 10. axb5 Bd7 (10...
Rxa1 11. Qxa1 Bd7 12. c4 $11) 11. c4 (11. Rxa8 Qxa8 12. c4 Qa5 $11) 11... c5 (
11... Rxa1 12. Qxa1 Qe7 13. Qa7 dxc4 14. dxc4 $15 (14. Ndxc4 $2 Bxe5 15. Bxe5
Nxc4 16. dxc4 Qb4+ 17. Ke2 Qxc4+ 18. Kd1 Qb3+ 19. Kc1 Ng4 $19) (14. Nxd7 Nfxd7
15. dxc4 Bb4 $17)) 12. Be2 Qc7 (12... Rxa1 13. Bxa1 Bc8 14. O-O $11) 13. Nxd7 (
13. f4 Rxa1 14. Bxa1 Bc8 $11) 13... Nbxd7 (13... Nfxd7 14. Nf3 $15) 14. Nf3 (
14. cxd5 exd5 15. Nf3 Ra5 $11) 14... dxc4 {Black gets the initiative} 15. dxc4
Rfd8 (15... e5 16. Nd2 $15) 16. O-O (16. Rxa8 Rxa8 17. Qd3 Ra2 18. Bxf6 Nxf6
$11) 16... e5 17. Qc2 (17. Rxa8 Rxa8 18. Nd2 e4 $15) 17... e4 $15 18. Ng5 (18.
Bxf6 Nxf6 19. Rxa8 Rxa8 $15) 18... Bxh2+ 19. Kh1 Be5 20. Rxa8 Rxa8 21. Bxe5 (
21. Bc1 $5 $15) 21... Qxe5 $17 (21... Nxe5 $6 22. Nxe4 Nxe4 23. Qxe4 $11) 22.
Nh3 b6 23. Nf4 h5 (23... Ra3 24. Kg1 $17) 24. Rd1 Ra1 (24... h4 25. Kg1 $17)
25. Rxa1 (25. Qd2 h4 $17) 25... Qxa1+ 26. Qd1 (26. Kh2 $142 $17) 26... Qe5 (
26... Qxd1+ $142 27. Bxd1 Ne5 $17) 27. Nxh5 $11 Nxh5 28. Bxh5 Nf6 (28... Qe6
29. Kg1 $11) 1/2-1/2

[Event "xx/02"]
[Site "?"]
[Date "1990.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "42"]
[EventDate "1990.??.??"]

1. b4 Nf6 2. Bb2 d5 3. e3 Nbd7 4. f4 e6 5. b5 a6 (5... Bd6 6. Nf3 $15) 6. a4 (
6. Nf3 Bd6 $11) 6... Bd6 $15 7. Nf3 O-O 8. Be2 c5 (8... axb5 9. axb5 Rxa1 10.
Bxa1 $11) 9. bxc6 bxc6 10. c4 {Black creates threats along the open b-file} (
10. O-O Qc7 $15) 10... Rb8 11. Qc2 a5 (11... Qb6 12. Be5 c5 13. O-O $15) 12.
Nc3 (12. O-O dxc4 13. Na3 Nb6 $11) 12... Ba6 $15 13. cxd5 Bxe2 14. Nxe2 cxd5
15. Rc1 Qb6 16. Bd4 Qa6 17. Qd1 Rfc8 18. O-O Rxc1 19. Qxc1 $4 (19. Nxc1 $142
Rb1 20. Qc2 $11) 19... Qxe2 $19 20. Qc6 Bb4 21. Qc7 Qc4 (21... Qc4 22. Rc1 Qxc7
23. Rxc7 Bd6 $19) (21... Rf8 22. Qc2 $19) 0-1

[Event "corr"]
[Site "?"]
[Date "1989.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "56"]
[EventDate "1989.??.??"]

{A00: Irregular Openings} 1. b4 Nf6 2. Bb2 c6 3. c4 d5 4. cxd5 cxd5 5. e3 e6 6.
b5 Nbd7 7. Nf3 Bd6 8. a4 b6 9. Be2 Bb7 10. O-O O-O 11. Na3 $146 (11. Nc3 Rc8
$15) 11... Rc8 (11... Qe7 12. Nb1 $15) 12. Nc2 $17 Ne4 (12... e5 13. d4 e4 14.
Nh4 $15) 13. Ncd4 $15 Ndc5 (13... Re8 14. d3 Nc3 15. Bxc3 Rxc3 16. Nc6 Bxc6 17.
Qd2 $15) 14. Nb3 {White intends a5} (14. g3 h6 $15) 14... Qe7 (14... Qd7 15.
Nxc5 Nxc5 16. Ne5 $11) 15. a5 Rc7 (15... Nxb3 16. Qxb3 Nc5 17. Qd1 $15) 16. d3
(16. Nxc5 Nxc5 (16... Rxc5 $143 17. axb6 axb6 18. Bd4 $14) (16... bxc5 $143 17.
d3 Nf6 18. Ne5 $14) 17. d3 Rfc8 $15) 16... Nxb3 17. Qxb3 Nf6 (17... Nc5 18. Qd1
$15) 18. Ne5 (18. a6 Ba8 $11) 18... Rfc8 19. axb6 axb6 20. f4 Nd7 21. Nxd7 Qxd7
22. Rfc1 (22. Ra7 Rc2 23. Bd1 R2c7 $11) 22... h6 (22... Rxc1+ $5 23. Rxc1 Rxc1+
24. Bxc1 d4 $15) 23. Rxc7 $11 Rxc7 (23... Qxc7 24. Rc1 Qd8 25. Rxc8 Bxc8 26. g3
$11) 24. Kf2 (24. Bd4 Bc5 $14) 24... Qc8 (24... e5 25. fxe5 Qf5+ 26. Kg1 Bxe5
27. Bxe5 Qxe5 28. d4 $11) 25. Bd4 $14 Bc5 26. Be5 Rd7 {
Black prepares the advance d4} 27. Qb2 (27. Bg4 Qd8 28. d4 Qh4+ 29. Kf3 f5 30.
Bxf5 exf5 31. dxc5 bxc5 $15) 27... d4 (27... f6 28. Bd4 $11) 28. exd4 Be7 (
28... Be7 29. d5 Rxd5 30. Bxg7 Rf5 $11) 0-1

[Event "xx/04"]
[Site "?"]
[Date "1990.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "39"]
[EventDate "1990.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Nbd7 4. Nf3 e6 5. b5 c5 6. c4 Nb6 7. Na3 Bd7 8. cxd5
exd5 9. Nc2 (9. Be2 c4 $11) 9... Be7 10. a4 O-O 11. Ne5 Be6 (11... Bf5 12. a5
Nbd7 13. Bd3 Bxd3 14. Nxd3 $15) 12. Bd3 (12. a5 Nbd7 $15) 12... Ne4 (12... c4
13. Be2 $17) 13. f3 (13. a5 Nd7 $11) 13... Nd6 14. O-O Qc7 (14... c4 15. Be2
$15) 15. f4 (15. a5 Nbc4 16. Bxc4 dxc4 $17) 15... Ne4 (15... f6 16. Qh5 Ne4 17.
f5 $11) 16. f5 Bc8 17. Bxe4 (17. a5 Nd7 18. Nxd7 Bxd7 19. Bxe4 dxe4 $11) 17...
dxe4 18. Qg4 (18. a5 $142 Nd7 19. Nxd7 Qxd7 20. Qg4 $14) 18... Bf6 (18... f6
19. a5 fxe5 20. axb6 Qxb6 21. Qxe4 Qxb5 22. Bxe5 $11) 19. Qxe4 (19. a5 $5 Nd5
20. Qxe4 $16) 19... Re8 $11 20. d4 (20. a5 $142 $5 Nd7 21. d4 $15) *

[Event "xxviii/12"]
[Site "?"]
[Date "1996.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "53"]
[EventDate "1996.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Be7 6. Nf3 (6. d4 O-O $15) 6...
Nbd7 (6... a6 7. Be2 $15) 7. d3 O-O 8. Nbd2 (8. Be2 a6 $11) 8... Qc7 (8... Bd6
9. Be2 $11) 9. g3 (9. Be2 a6 $11) 9... b6 (9... a6 10. a4 $15) 10. Bg2 Bb7 11.
O-O Rfd8 12. Qc2 h6 (12... a6 13. a4 $15) 13. Rac1 (13. Rfb1 a6 $11) 13... Rac8
(13... a6 14. cxd5 Bxd5 15. e4 $11) 14. Rfd1 Ne8 (14... a6 15. bxa6 Bxa6 16.
cxd5 Nxd5 17. Ne4 $11) 15. cxd5 Bxd5 16. e4 Ba8 (16... Bb7 17. a4 $11) 17. Nc4
Nd6 (17... Bf6 18. Bxf6 Nexf6 19. Qb2 $11) 18. Nxd6 $14 Bxd6 (18... Qxd6 19. d4
$14) 19. Qc3 (19. d4 cxd4 20. Qxc7 Rxc7 21. Nxd4 Rxc1 22. Rxc1 Ne5 $11) 19...
Bf8 (19... e5 20. Nd2 $11) 20. Nd2 Nf6 (20... Bb7 21. d4 $11) 21. Nc4 (21. Qb3
Be7 $14) 21... Rd7 (21... a6 22. a4 $11) 22. Qe1 (22. Qc2 Rdd8 $14) 22... Be7 (
22... Bb7 23. a4 $14) 23. Ne5 (23. d4 Bb7 $14) 23... Rdd8 24. Nc4 (24. d4 Qb8
$14) 24... Ne8 (24... Rd7 25. d4 $14) 25. Be5 (25. d4 Bg5 26. f4 Bf6 $11) 25...
Qd7 $11 {Attacking the backward pawn on d3} 26. a4 Bf6 (26... f6 27. Bc3 $14)
27. Qc3 (27. d4 cxd4 28. Rxd4 Qe7 29. Rxd8 Rxd8 30. Bxf6 Nxf6 $14) 1/2-1/2

[Event "xxv/12"]
[Site "?"]
[Date "1994.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "59"]
[EventDate "1994.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. cxd5 exd5 7. Nf3 Bg4 (7...
O-O 8. Be2 $15) 8. Be2 Nbd7 9. h3 Bh5 (9... Bf5 10. g4 Bg6 11. g5 $11) 10. d3 (
10. Nc3 Nb6 $11) 10... Qa5+ 11. Nc3 Bxf3 (11... d4 12. Qa4 Qxa4 13. Nxa4 dxe3
14. fxe3 $11) 12. Bxf3 $11 (12. gxf3 $143 Be5 13. Rc1 Bxc3+ 14. Bxc3 Qxb5 $17)
12... d4 (12... O-O $142 13. O-O Nb6 $14) 13. exd4 $4 (13. Qa4 Qxa4 14. Nxa4
dxe3 15. Bxb7 exf2+ 16. Kxf2 $16) 13... cxd4 $19 14. Qd2 (14. Qa4 Qb4 15. Qxb4
Bxb4 $19) 14... dxc3 (14... Bb4 $5 15. Rc1 Rc8 16. Qe2+ Kd8 17. O-O dxc3 18. a3
cxb2 19. Rxc8+ Kxc8 20. axb4 Qxb4 21. Rb1 $19) 15. Bxc3 Qxb5 16. a4 (16. O-O
Rb8 $19) 16... Qb3 (16... Qa6 $5 17. O-O $19) 17. O-O Qb6 (17... O-O $5 18.
Rfb1 Qe6 19. Rxb7 $19) 18. Rfe1+ (18. Rfb1 Qc5 19. Rb5 Qc8 20. Bxb7 Qb8 $16)
18... Kf8 19. Rab1 Qd8 20. Rxb7 Rc8 (20... Nc5 $142 $5 21. Rb4 Rc8 $17) 21.
Rxa7 (21. Ba5 Nb6 22. Rxa7 $11) 21... Bb8 (21... Kg8 22. a5 $11) 22. Rb7 (22.
Ba5 $5 Bxa7 23. Bxd8 Rxd8 24. Bc6 $16) 22... Kg8 $11 23. Qb2 (23. d4 Bd6 $11)
23... Nc5 $15 24. Bxf6 gxf6 25. Ree7 $2 (25. Bg4 $142 Be5 26. Qc1 Nxb7 27. Bxc8
$17) 25... Nxb7 $19 26. Rxb7 Kg7 27. Be4 (27. d4 Qa5 28. g3 Qxa4 $19) 27... Qa5
(27... Re8 28. Qa1 $19) 28. g3 Be5 (28... Qe1+ $5 29. Kg2 Rc1 30. Kf3 $19) 29.
Qe2 (29. Qb4 Qd8 $19) 29... Bd4 (29... Rc1+ $142 $5 30. Kg2 h5 $19 (30... Qxa4
$2 31. Qg4+ Kf8 32. Qh5 $18)) 30. Kg2 $2 (30. Qg4+ $142 $5 Kh6 31. Qh4+ Qh5 32.
Qxh5+ Kxh5 33. Rd7 Rc1+ 34. Kg2 $17) 1/2-1/2

[Event "xxvi/02"]
[Site "?"]
[Date "1994.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "77"]
[EventDate "1994.??.??"]

1. b4 e6 2. Bb2 Nf6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. cxd5 exd5 7. Nf3 Bg4 (7...
O-O 8. Be2 $15) 8. Be2 Nbd7 9. h3 Bf5 10. Nh4 (10. g4 Bg6 $15) 10... Be6 11.
Nf3 (11. Qc2 Ne4 12. Nf3 O-O $15) 11... O-O 12. O-O Rc8 (12... Qe7 13. Nc3 $15)
13. d3 (13. Nc3 Re8 $15) 13... Bb8 (13... Re8 14. Nc3 $15) 14. Nbd2 (14. a4 Re8
$11) 14... Re8 15. Rc1 (15. a4 Qb6 $15) 15... Qa5 (15... Qb6 16. a4 $15) 16. a4
$11 a6 17. bxa6 (17. Bc3 Qd8 $11) 17... Qxa6 $15 18. Bxf6 (18. Re1 Bd6 $15)
18... Nxf6 (18... gxf6 $6 19. Re1 $11) 19. d4 (19. Nb3 b6 (19... Qxa4 $6 20.
Nxc5 Qxd1 21. Rfxd1 $11 (21. Bxd1 $143 b6 22. Nb3 Rxc1 23. Nxc1 Bd7 $15)) 20.
a5 d4 21. axb6 Qxb6 $17) 19... c4 $17 20. Qc2 Bd7 21. Ra1 Bd6 (21... Qa5 22.
Rfb1 b6 23. Ra2 $17) 22. Ne5 (22. Rfb1 $5 $15) 22... Bxe5 $17 23. dxe5 Rxe5 24.
Rfb1 (24. a5 Bf5 25. Qc3 Ree8 $17) 24... Bc6 (24... Qa7 25. Qc1 $17) 25. Qb2 (
25. Nf3 Ree8 $17) 25... Re7 (25... c3 26. Qxc3 Qxe2 27. Qxe5 Qxd2 28. a5 $17)
26. Qd4 (26. Qb4 Rec7 $17) 26... Ra8 (26... Qa5 27. Bf3 $17) 27. Qc5 (27. a5
Qa7 28. Nf3 Qxd4 29. Nxd4 Be8 $17) 27... Ree8 28. Qd4 (28. a5 Qa7 29. Qa3 Rac8
$17) 28... Qa7 (28... Bxa4 29. Bf3 b5 $19) 29. Qb2 $2 (29. Nf3 Bxa4 30. Qxa7
Rxa7 $17) 29... Qa5 (29... c3 $142 $5 30. Qxc3 d4 $19) 30. Nf3 Qc7 (30... Ne4
31. Nd4 $19) 31. Nd4 $17 Rxa4 (31... Ne4 32. Bd1 $17) 32. Rxa4 Bxa4 33. Qxb7
Qxb7 34. Rxb7 Rc8 (34... Kf8 35. Bf3 $17) 35. Ra7 Bd7 36. Bd1 g6 37. Bc2 Kg7
38. f3 (38. Kf1 Rb8 $17) 38... Rb8 (38... Re8 39. Kf2 $17) 39. Rc7 (39. e4 dxe4
40. fxe4 Re8 $17) 0-1

[Event "xxvi/12"]
[Site "?"]
[Date "1995.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "58"]
[EventDate "1995.??.??"]

1. b4 e6 2. Bb2 Nf6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. f4 Nbd7 (6... O-O 7. Nf3 $15
) 7. Nf3 O-O 8. Be2 b6 (8... a6 9. Na3 $11) 9. O-O $11 Bb7 (9... a6 10. Na3 $11
) 10. d4 (10. Ne5 dxc4 11. Nxc4 Be7 $11) 10... Ne4 (10... Qc7 11. Na3 $11) 11.
Nbd2 Ndf6 12. Nxe4 Nxe4 13. Bd3 (13. Nd2 Nf6 $11) 13... Rc8 (13... a6 $142 $11)
14. Nd2 $2 (14. Rc1 $142 $5 $11) 14... Nxd2 $17 15. Qxd2 cxd4 16. Qc2 (16. Bxd4
dxc4 17. Bb1 f5 $17) 16... dxc4 (16... dxe3 $142 17. Bxh7+ Kh8 $19) 17. Bxh7+
$11 Kh8 {Black launches an attack} 18. Be4 (18. Bxd4 $5 Bc5 19. Rad1 $17) 18...
Bxe4 $17 19. Qxe4 c3 20. Rf3 (20. Bc1 dxe3 21. Rf3 Kg8 $17) 20... Kg8 (20...
cxb2 $4 21. Rh3+ Qh4 22. Rxh4+ Kg8 23. Qh7#) 21. Rh3 (21. Bc1 Bc5 22. Rh3 Re8
23. Qh7+ Kf8 24. Qh8+ Ke7 25. Qh4+ Kd7 $19) 21... f5 22. Qxe6+ Rf7 23. Bc1 d3
24. Rh5 (24. Qg6 $142 $19) 24... d2 25. Bxd2 cxd2 26. Rxf5 (26. Rd1 Rc1 27. Qb3
Bxf4 28. Rh3 Bxe3+ 29. Rxe3 $19) 26... Rc1+ 27. Kf2 {Threatening mate: Qxf7}
Qh4+ (27... Rxa1 $4 28. Qxf7+ Kh7 29. Rh5#) 28. Kf3 d1=Q+ (28... Rxa1 $4 29.
Qxf7+ Kh7 30. Rh5+ Qxh5+ 31. Qxh5+ Kg8 32. Qd5+ Kh8 33. Qxd2 $18) 29. Ke4 Qe7 (
29... Qe7 30. Rd5 Qxe6+ 31. Re5 Qdd5#) 0-1

[Event "xxv/22"]
[Site "?"]
[Date "1994.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "48"]
[EventDate "1994.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. f4 Nbd7 (6... O-O 7. Nf3 $15
) 7. Nf3 b6 (7... O-O 8. Be2 $15) 8. Be2 $11 Bb7 (8... a6 9. Na3 $11) 9. O-O
O-O 10. Qc2 (10. Ne5 dxc4 11. Nxc4 Be7 $11) 10... Rc8 (10... a6 11. bxa6 Bxa6
12. Na3 $11) 11. d3 (11. Ne5 dxc4 12. Nxc4 Be7 $11) 11... Ng4 (11... Qc7 12.
Nbd2 $15) 12. Qd2 $11 Re8 (12... Qc7 13. a4 $11) 13. h3 (13. Ng5 Ngf6 $11)
13... Ngf6 14. Nc3 (14. Ne5 Qc7 15. Nxd7 Nxd7 $11) 14... Bb8 (14... Qc7 15. g3
$15) 15. Rf2 e5 (15... Nf8 16. Rd1 $11) 16. cxd5 exf4 (16... Bxd5 17. Nxd5 Nxd5
18. fxe5 Nxe5 19. e4 $11) 17. e4 c4 (17... Ne5 $11) 18. Nd4 (18. dxc4 $142 $5
Bd6 19. Rd1 $16) 18... Nc5 $15 19. Nc6 (19. Rd1 cxd3 20. Bxd3 Nfxe4 21. Nxe4
Nxe4 22. Bxe4 Rxe4 $15) 19... Bxc6 20. bxc6 cxd3 (20... Be5 21. Rf3 $15 (21.
dxc4 $2 Nfxe4 22. Nxe4 Nxe4 $19)) 21. Bxd3 $17 Nfxe4 (21... Nxd3 22. Qxd3 Rxc6
23. Rd1 $17) 22. Nxe4 $15 Nxe4 23. Bxe4 Rxe4 24. Qc2 $2 (24. Qd3 $142 f5 25.
Rd1 $15) 24... Qxd5 $19 (24... Qxd5 25. Rd2 Rc4 $19 (25... Qxc6 $4 26. Qxc6
Ree8 27. Qd7 $18)) 0-1

[Event "xxv/10"]
[Site "?"]
[Date "1994.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "47"]
[EventDate "1994.??.??"]

1. b4 e6 2. Bb2 Nf6 3. b5 c5 4. e3 d5 5. c4 Bd6 6. f4 Nbd7 (6... O-O 7. Nf3 $15
) 7. cxd5 (7. Nf3 O-O $15) 7... exd5 8. Nf3 b6 (8... O-O 9. Be2 $15) 9. Be2 Bb7
(9... O-O 10. O-O $15) 10. O-O (10. Nh4 O-O $11) 10... O-O 11. a4 (11. Nh4 Bc7
$11) 11... Re8 12. Qb3 (12. Nh4 a6 $11) 12... Rc8 {Black plans c4} (12... Bxf4
13. Qd3 $17) 13. Nc3 (13. Nh4 c4 14. Qc2 c3 15. dxc3 Bc5 $15) 13... c4 (13...
d4 14. Nd1 $15 (14. exd4 $2 cxd4 (14... Bxf4 $6 15. Bc4 Re7 16. Ne2 $11) 15.
Bc4 dxc3 16. Bxf7+ Kh8 17. Bxc3 Re7 $19)) 14. Qc2 $11 Nc5 15. Nd4 Bf8 (15...
Ra8 $11) 16. Rf3 (16. Rac1 Be7 $11) 16... Nce4 (16... Nb3 $5 17. Nxb3 cxb3 18.
Qxb3 d4 $17) 17. Rh3 $11 Rc7 (17... Bb4 18. Nxe4 Nxe4 19. Bg4 Bxd2 20. Bf5 $11
(20. Bxc8 $143 Bxc8 (20... Qxc8 $6 21. Rd1 $11) 21. f5 Qg5 $17)) 18. Rf3 (18.
Nxe4 Nxe4 (18... Rxe4 $143 19. Bf3 $16) 19. Bg4 Bb4 $11) 18... Bc5 (18... Bb4
19. Rc1 $15) 19. Nxe4 $11 Nxe4 20. Nf5 (20. Rd1 a6 $11) 20... Bf8 (20... c3 21.
Bxc3 Bb4 22. Bd3 $17) 21. Nd4 (21. Be5 Rc8 $11) 21... Bc8 (21... Bb4 22. d3
cxd3 23. Qxd3 $15) 22. Rff1 (22. Nc6 Qh4 23. Rff1 Bd7 $15) 22... Bb7 (22... Bd7
23. Bf3 $11) 23. Bc3 (23. Bf3 Bb4 24. Rad1 Qd7 $11) 23... Qd7 (23... Nxc3 24.
Qxc3 Bc5 25. a5 $15) 24. Nf3 (24. Bf3 Nxc3 25. Qxc3 Bc5 $15) 1/2-1/2

[Event "?"]
[Site "?"]
[Date "2018.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "65"]
[EventDate "2018.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 e6 4. b5 c5 5. c4 Be7 6. Nf3 O-O 7. Be2 Nbd7 8. O-O
Qc7 9. h3 $146 (9. Qb3 b6 10. d4 Bb7 11. Nbd2 dxc4 12. Bxc4 Rac8 13. Ne5 Rfd8
14. Bxe6 Nxe5 15. Bxc8 Qxc8 16. dxe5 Rxd2 17. exf6 Qg4 18. e4 Bd6 19. Rae1 Bxe4
20. Qh3 Qxh3 21. gxh3 Rxb2 22. Rxe4 gxf6 23. Re8+ Kg7 {
Makowski,Z-Brachaczek,P/Rybnik 1988}) (9. Nc3 b6 (9... dxc4 10. Bxc4 Nb6 11.
Be2 Rd8 12. Qc2 Nbd5 13. a3 b6 14. Ng5 g6 15. Nce4 Nxe4 16. Nxe4 e5 17. Rac1
Bb7 18. d4 exd4 19. exd4 Rac8 20. dxc5 Bxc5 21. Nxc5 Qxc5 22. Qa4 Qe7 23. Bf3
Rxc1 24. Rxc1 {Martine,J-Adam,G/Limoges 2000/1-0}) 10. Rc1 Bb7 11. Qc2 Rac8 12.
Rfd1 dxc4 13. Ng5 Ne5 14. Nce4 Nxe4 15. Nxe4 Bd5 16. f4 Nd3 17. Bxd3 cxd3 18.
Qxd3 Bxa2 19. Qc3 f6 20. d4 Qb7 21. Ng3 cxd4 22. Qxd4 Bc5 23. Qd2 Bb3 {
Berezny,J-Karlik,V (2360)/Decin op 1997/0-1 (31)}) (9. d3 b6 10. Nbd2 Bb7 11.
h3 a6 12. a4 axb5 13. axb5 e5 14. Qc2 d4 15. e4 h6 16. Rxa8 Rxa8 17. Ra1 Nh7
18. Rxa8+ Bxa8 19. Qa4 Qb8 20. Nh2 Bd6 21. Ndf1 Nhf8 22. g4 Ne6 23. Bc1 Kh7 {
Ruhle,E-Luethi,M/Bad Ragaz 2006/0-1 (35)}) (9. cxd5 exd5 10. d3 Bd6 11. Nbd2
Re8 12. Rc1 b6 13. e4 dxe4 14. dxe4 Bb7 15. Bd3 Nxe4 16. Nxe4 Bxe4 17. Bxe4
Rxe4 18. Qd5 Rae8 19. Rcd1 R4e6 20. Ng5 Bxh2+ 21. Kh1 Be5 22. Bxe5 Rh6+ 23. Kg1
Nxe5 {Van der Braak,J-Heyboer,P/corr Netherlands 1990}) (9. Qc2 Nb6 $11) 9...
e5 $15 10. cxd5 Nxd5 (10... e4 11. Nh2 Nxd5 12. Nc3 Nxc3 13. Bxc3 $15) 11. Qb3
N5f6 (11... Qd6 12. Na3 e4 13. Nc4 $11) 12. Rc1 (12. Nc3 Nb6 $11) 12... h6 (
12... e4 13. Ng5 Ne5 14. Na3 $11) 13. d4 $14 e4 (13... exd4 14. exd4 a5 15. Bd3
$14) 14. Nh4 $16 b6 $2 (14... Nb6 15. Ng6 Be6 16. Nxe7+ Qxe7 $16) 15. Ng6 $18
Re8 (15... Qd8 16. Rd1 $18) 16. Bc4 Qd8 (16... Bd6 17. Bxf7+ Kh7 18. Bxe8 Nxe8
$18) 17. Bxf7+ Kh7 18. Nf4 {White prepares d5} (18. Ne5 Nf8 19. Nc6 Qc7 $18)
18... Nf8 (18... Bd6 19. Ne6 Qe7 20. Bxe8 Qxe8 21. dxc5 Nxc5 22. Nxc5 Bxc5 23.
Bxf6 gxf6 24. Nc3 $18) 19. d5 (19. Nc3 $142 $5 Bd7 20. Ncd5 Rc8 21. dxc5 bxc5
$18) 19... Bd6 (19... Bf5 20. Rd1 Ng6 21. Bxe8 Qxe8 22. d6 Nxf4 23. exf4 $18 (
23. dxe7 Nxh3+ 24. Kf1 Qxe7 $16)) 20. Bxe8 Qxe8 21. Na3 (21. Bxf6 gxf6 22. Nc3
Qe5 $18) 21... Be5 (21... Bb7 22. Bxf6 gxf6 23. Rd1 $18) 22. Bxe5 Qxe5 23. Nc4
Qg5 24. Nd6 (24. Rd1 Ng6 25. Qa4 Nh4 $18) 24... Bd7 (24... Ng6 25. Nf7 Qf5 26.
g4 Nxg4 27. Nd6 $18 (27. hxg4 $6 Qxf7 28. d6 Qd7 $11)) 25. Nf7 Qf5 26. Nd6 (26.
g4 $142 Nxg4 27. Nd6 Qe5 $18) 26... Qe5 $4 (26... Qg5 27. Qc2 Ng6 28. Nxe4 Nxe4
29. Qxe4 Bf5 $18) 27. Nc4 $18 Qg5 28. Nd6 (28. d6 $142 $5 Ng6 29. Qa3 Nh4 $18)
28... Ng6 $4 (28... Qe5 $142 29. Nxe4 Nxe4 $11) 29. Nf7 Qf5 30. Nd6 Qe5 $4 (
30... Qg5 $142 $11) 31. Nc4 $18 Qg5 32. Ne6 (32. Rd1 $142 $5 Nxf4 33. exf4 Qxf4
$18) 32... Qf5 $2 (32... Bxe6 $142 $5 33. dxe6 Nh4 $18) 33. Nd6 *

[Event "xxvi/18"]
[Site "?"]
[Date "1995.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "60"]
[EventDate "1995.??.??"]

1. b4 e6 2. Bb2 Nf6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. cxd5 exd5 7. Nf3 Nbd7 8. Be2
O-O 9. O-O b6 (9... Re8 10. Nc3 $15) 10. d4 (10. Nc3 a6 $11) 10... c4 $15 11.
Nc3 (11. Ba3 Bxa3 12. Nxa3 a6 $15) 11... Bb7 (11... a6 12. bxa6 Rxa6 13. a4 $15
) 12. a4 (12. Qc2 a6 $11) 12... Qe7 13. Qc2 (13. Nh4 Qe6 $11) 13... Rac8 (13...
Rfc8 14. Nh4 $11) 14. Nh4 (14. a5 $142 $11) 14... Bb8 $2 (14... Qe6 $142 $11)
15. Ba3 $18 Qe6 (15... Qd8 16. Bxf8 Nxf8 17. Nf5 $18) 16. Bxf8 Kxf8 17. Nf3 (
17. Rfc1 Bc7 $18) 17... h6 (17... Ne4 18. a5 $18) 18. h3 (18. a5 Kg8 $18) 18...
Qd6 (18... Ne4 19. a5 $18) 19. g3 (19. a5 bxa5 20. Rxa5 Ne4 $18) 19... Nh5 (
19... Qe6 20. Kg2 $18) 20. Ne5 (20. Rfc1 Nxg3 21. fxg3 Qxg3+ 22. Kf1 Nf6 $16)
20... Nhf6 (20... Nxe5 $142 21. Bxh5 Nd3 $18) 21. Bg4 (21. Nxd7+ $142 $5 Qxd7
22. Kg2 $18) 21... Nxg4 $14 22. Nxd7+ (22. Nxg4 h5 23. Nh2 h4 $16) 22... Qxd7
23. hxg4 Qxg4 24. Kg2 Re8 25. Qh7 f5 26. Rh1 Bxg3 (26... Kf7 $142 27. Rh4 Qg5
$14) 27. f3 $4 (27. fxg3 $142 f4 28. exf4 $11) 27... Qg5 $19 28. Rh5 $4 (28.
Ne2 Bd6+ 29. Kf1 Rxe3 30. Ng1 $19) 28... Qxh5 29. Kxg3 (29. Rh1 Qg5 30. Nd1 $19
) 29... Rxe3 30. Qh8+ Kf7 (30... Kf7 31. Qxg7+ Kxg7 32. Rf1 Rxc3 33. Kg2 Rc2+
34. Rf2 Qg5+ 35. Kh3 f4 36. Rg2 Rxg2 37. a5 Bc8#) 0-1

[Event "xxv/18"]
[Site "?"]
[Date "1994.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "45"]
[EventDate "1994.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. cxd5 exd5 8. Be2
O-O 9. O-O b6 (9... Qe7 10. Nc3 $15) 10. d3 Bb7 (10... Re8 11. Nc3 $11) 11.
Nbd2 (11. Nc3 Re8 $11) 11... Rc8 (11... Re8 12. Qc2 $15) 12. Rc1 (12. Nh4 Be5
13. Bxe5 Nxe5 $11) 12... Qe7 (12... a6 13. bxa6 Bxa6 14. Re1 $11) 13. h3 (13.
Qc2 a6 14. bxa6 Bxa6 $11) 13... Rfe8 $15 14. Re1 (14. d4 c4 $15) 14... Bb8 (
14... Ra8 15. d4 $15) 15. Qa4 $11 h6 16. Bf1 (16. Bc3 Qe6 $11) 16... Qd6 (16...
Qe6 17. a3 $11) 17. Be2 Qe7 18. Nf1 Ne5 (18... Qe6 19. a3 $11) 19. Nh4 (19.
Bxe5 Bxe5 20. Nxe5 Qxe5 21. Qxa7 Qc7 $14) 19... Nfd7 (19... Qe6 20. Ng3 $11)
20. Nf5 $14 Qe6 (20... Qf6 21. N1g3 $14) 21. Bg4 Qg6 (21... Nxg4 $143 22. Nxg7
Qg6 23. Qxg4 (23. Nxe8 $143 Nge5 24. Red1 Rxe8 $17) 23... Qxg4 24. hxg4 $16)
22. Nh4 (22. Bxe5 Nxe5 (22... Bxe5 $2 23. Nxh6+ gxh6 24. Bxd7 $18) 23. Nh4 Qf6
(23... Qxd3 $2 24. Bf5 $18 (24. Bxc8 $6 Bxc8 25. e4 d4 $11)) 24. Bxc8 Bxc8 $15)
22... Qd6 (22... Qg5 23. Bxe5 Nxe5 24. Bxc8 Bxc8 25. Rc3 $15) 23. Nf5 (23. Bxe5
Rxe5 24. Nf5 Qc7 $11) 1/2-1/2

[Event "xxv/26"]
[Site "?"]
[Date "1994.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "62"]
[EventDate "1994.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. cxd5 exd5 8. Be2
O-O 9. O-O b6 (9... Qe7 10. Qc2 $15) 10. Qc2 Bb7 (10... a6 11. d4 $15) 11. d3 (
11. Nc3 Re8 $11) 11... Rc8 (11... Re8 12. d4 $11) 12. Nbd2 (12. Qa4 a6 $11)
12... Re8 13. Rfe1 Bb8 (13... Ra8 14. Nh4 $11) 14. Bf1 (14. Qa4 Qe7 $11) 14...
Ne5 15. h3 (15. Bxe5 Bxe5 16. Nxe5 Rxe5 $11) 15... Ned7 (15... Nxf3+ 16. Nxf3
d4 17. e4 $15) 16. Rac1 (16. Qa4 Qe7 $11) 16... h6 (16... Bd6 17. g3 $11) 17.
a4 (17. Qa4 Qe7 $11) 17... Re7 (17... Bd6 18. Nh4 $11) 18. Nh4 (18. g3 a6 $11)
18... Ne5 (18... d4 19. Nf5 Re5 20. e4 $11) 19. Qd1 (19. Nf5 Re6 $11) 19... Qc7
(19... Re8 20. Be2 $11) 20. Ndf3 (20. f4 Ned7 $11) 20... Nxf3+ $15 21. Nxf3 Re6
(21... d4 22. e4 Qd7 23. g3 $15) 22. g3 $11 Qe7 (22... Qd7 23. Bg2 $11) 23. Bg2
Nd7 24. Nh4 (24. Qc2 $11) 24... Ne5 (24... Qg5 25. f4 Qxg3 26. Nf5 $14) 25. Nf3
(25. f4 $5 g5 26. Nf5 $14 (26. fxe5 $6 gxh4 27. Qg4+ Rg6 28. Qxh4 Qxh4 29. gxh4
d4 $11)) 25... Nxf3+ (25... Qf6 26. Nxe5 Bxe5 27. d4 $14) 26. Qxf3 (26. Bxf3
Re8 $11) 26... Be5 (26... Re8 27. d4 $11) 27. Bxe5 Rxe5 28. Qg4 Re8 (28... Re6
$11) 29. Qf4 (29. d4 Rg5 30. Qd1 c4 $14) 29... Bc8 (29... d4 30. Bxb7 Qxb7 31.
e4 $15) 30. Qf3 (30. g4 d4 $11) 30... Bf5 (30... d4 31. e4 $15) 31. d4 (31. Qd1
$142 $5 $11) 31... cxd4 $17 (31... cxd4 32. Rcd1 Be4 $17) 0-1

[Event "Chess Game"]
[Site "?"]
[Date "2007.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "75"]
[EventDate "2007.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. cxd5 exd5 8. Be2
O-O 9. d3 Qa5+ 10. Nc3 Re8 11. O-O Ne5 12. d4 Nc4 13. Bxc4 dxc4 14. Qa4 Qxa4
15. Nxa4 cxd4 16. Bxd4 Ne4 17. Nc3 Bg4 18. Nxe4 Rxe4 19. Nd2 Re6 20. f3 Bh5 21.
Nxc4 b6 22. Rac1 f5 23. a4 Rd8 24. Nxd6 Rexd6 25. Rc7 R6d7 26. Rfc1 Be8 27.
Rxd7 Rxd7 28. Rc8 Kf7 29. g3 g6 30. h4 Ke7 31. Rc2 Bf7 32. Rc3 Bd5 33. Kf2 Ke6
34. a5 bxa5 35. Ra3 Bc4 36. Rxa5 Rb7 37. Rxa7 $146 (37. e4 fxe4 38. fxe4 {
wg_ffm-Mensch/Chess Game - 2017 (38)}) (37. e4 Bxb5 38. Bxa7 Bd3 $16) 37...
Rxa7 38. Bxa7 1/2-1/2

[Event "xxvii/03"]
[Site "?"]
[Date "1995.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "73"]
[EventDate "1995.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2 (
8. Be2 Qc7 $15) 8... Qe7 (8... a6 9. d4 $15) 9. g3 (9. Be2 a6 $11) 9... b6 (
9... a6 10. bxa6 Rxa6 11. Bg2 $15) 10. Bg2 Bb7 11. O-O Rfe8 (11... a6 12. Qb3
$15) 12. Re1 (12. cxd5 exd5 (12... Bxd5 $2 13. e4 $18) (12... Nxd5 $143 13. e4
$16) 13. a4 Qe6 $15) 12... Rad8 (12... a6 13. bxa6 Rxa6 14. e4 dxe4 15. dxe4
$11) 13. Qa4 $11 Bb8 14. Qd1 (14. e4 d4 $11) 14... e5 15. cxd5 Bxd5 16. e4 (16.
Qa4 Nf8 $11) 16... Be6 (16... Bb7 17. Qa4 $11) 17. Nc4 Bg4 18. Qc2 (18. h3 Bh5
$11) 18... h6 (18... Bh5 19. a4 $11) 19. h3 Bh5 (19... Bxf3 20. Bxf3 Qe6 21.
Bg2 $11) 20. Nh4 Nh7 (20... Nf8 21. g4 Bg6 22. a4 $11) 21. Nf5 (21. f4 f6 (
21... exf4 $143 22. Nf5 Qg5 23. Nxg7 $16) 22. Qf2 exf4 23. gxf4 Ndf8 $11) 21...
Qe6 $11 22. a4 Ng5 (22... Nhf6 23. a5 $14) 23. Nd2 (23. g4 Bg6 $14) 23... f6 (
23... Nf6 24. h4 Ngh7 25. Bh3 $11) 24. g4 (24. h4 Nh7 $14) 24... Bg6 25. Ne3 (
25. Nc4 Nf7 $11) 25... Nf8 (25... h5 26. Nf3 $11) 26. Nd5 Qd7 (26... Bf7 27. a5
Ng6 28. axb6 axb6 29. Ra6 $11) 27. Rad1 (27. f4 Ngh7 28. f5 Bf7 $11) 27... Nge6
28. Nb3 (28. Nc4 Bf7 $15) 28... Nc7 $15 29. Ne3 (29. Nxc7 Bxc7 30. Nc1 Ne6 $15)
29... Nfe6 {Attacking the backward pawn on d3} 30. Nd5 $2 (30. Nc4 $142 $15)
30... Nxd5 $19 31. exd5 Nf4 32. f3 (32. d6 Qxd6 33. Be4 Nxh3+ 34. Kh2 Ng5 $19)
32... Qxd5 33. Qc4 $4 (33. Nc1 Qd6 $19 (33... Nxd3 $6 34. f4 Qd7 35. Nxd3 Bxd3
36. Qc3 $19)) 33... Bxd3 (33... Qxc4 $142 34. dxc4 Rxd1 35. Rxd1 Nxg2 36. Kxg2
$19) 34. Qxd5+ Rxd5 (34... Nxd5 $143 35. Rxd3 c4 36. Rxd5 Rxd5 37. Bf1 $16) 35.
Bf1 Red8 (35... Bxf1 36. Kxf1 Red8 37. Rxd5 Rxd5 38. Bc1 Nxh3 39. Ke2 $19) 36.
Nc1 (36. Bc1 Bxf1 37. Rxd5 Nxh3+ 38. Kxf1 Rxd5 $19) 36... Bxf1 37. Rxd5 0-1

[Event "xxvii/17"]
[Site "?"]
[Date "1996.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "55"]
[EventDate "1996.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 b6 8. Nbd2
Bb7 9. g3 O-O 10. Bg2 Qe7 (10... a6 11. bxa6 Rxa6 12. O-O $15) 11. O-O Rfe8 (
11... a6 12. Qb3 $15) 12. Re1 (12. cxd5 exd5 (12... Bxd5 $2 13. e4 $18) (12...
Nxd5 $143 13. e4 $16) 13. a4 a6 $15) 12... Rad8 (12... a6 13. Qb3 $15) 13. Qc2
(13. e4 dxe4 14. dxe4 e5 $11) 13... Bb8 (13... e5 14. cxd5 Nxd5 15. Nc4 $11)
14. Rad1 (14. a4 e5 $11) 14... e5 15. cxd5 (15. Nh4 Qe6 $11) 15... Nxd5 16. e4
(16. Nc4 Qf6 $11) 16... Nc7 $15 17. a4 Ne6 (17... a6 18. Nc4 $11) 18. Nc4 Nd4 (
18... Qf6 19. a5 $11) 19. Nxd4 cxd4 20. Ba3 Qe6 (20... Qf6 21. Rc1 $11) 21. a5
(21. Rc1 Rc8 $11) 21... bxa5 (21... Rc8 22. Qb1 $11) 22. Nxa5 {
White gets the initiative} Rc8 23. Qd2 Rc7 (23... Ba8 24. Rc1 $11) 24. Rc1 Rec8
$4 (24... Bc8 $142 $11) 25. Nxb7 $18 Qb6 26. Na5 Rc3 (26... Qxb5 27. Nc4 Qa6
28. Bh3 $18) 27. Nc4 (27. Nc6 $142 Kh8 28. Ne7 Rxc1 29. Rxc1 $18 (29. Bxc1 $6
Re8 30. Nf5 Nc5 $18)) 27... Qxb5 $2 (27... R8xc4 $142 28. dxc4 Rxa3 $18) 28.
Rxc3 (28. Rxc3 dxc3 29. Qxc3 $18) 1-0

[Event "xxvii/01"]
[Site "?"]
[Date "1995.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "48"]
[EventDate "1995.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O (7... e5
8. Be2 $15) 8. Nbd2 (8. Be2 Qc7 $15) 8... Qe7 (8... a6 9. d4 $15) 9. g3 (9. Be2
a6 $11) 9... Re8 (9... a6 10. bxa6 Rxa6 11. Bg2 $15) 10. Bg2 b6 (10... a6 11.
bxa6 Rxa6 12. Qb3 $15) 11. O-O Bb7 12. Qc2 (12. cxd5 exd5 (12... Bxd5 $2 13. e4
$18) (12... Nxd5 $143 13. e4 $16) 13. a4 a6 $11) 12... Rad8 (12... a6 13. bxa6
Rxa6 14. Rfb1 $15) 13. Rfe1 (13. a4 e5 $11) 13... h6 (13... e5 14. cxd5 Nxd5
15. Nc4 $11) 14. d4 (14. a4 e5 $11) 14... Rc8 (14... cxd4 15. Nxd4 Rc8 16. Qb1
$11) 15. Ne5 (15. Qa4 cxd4 16. exd4 dxc4 17. Nxc4 Bb4 $11) 15... Bb8 (15...
cxd4 16. exd4 a6 17. Qa4 $11) 16. Rad1 (16. f4 cxd4 17. exd4 Nf8 $11) 16...
Red8 (16... Nxe5 17. dxe5 Nd7 18. f4 $11) 17. a4 (17. Nxd7 Rxd7 18. dxc5 bxc5 (
18... Rxc5 $143 19. Ba3 $16) 19. cxd5 Nxd5 $11 (19... exd5 $143 20. Bh3 $16))
17... Nxe5 18. dxe5 Nd7 (18... Ne8 19. Qc3 $11) 19. f4 f6 (19... Rc7 20. Rf1
$11) 20. exf6 $14 Nxf6 21. Nf3 (21. e4 d4 $11) 21... dxc4 22. Qxc4 Bd5 (22...
Rxd1 23. Rxd1 Bd5 24. Qc2 $11) 23. Qc2 (23. Bxf6 Qxf6 (23... Bxc4 $2 24. Bxe7 (
24. Rxd8+ $6 Qxd8 25. Bxd8 Rxd8 $11) 24... Rxd1 25. Rxd1 $18) (23... gxf6 $143
24. Qc2 $14) 24. Qc2 Bb7 $11) 23... Be4 24. Qc4 (24. Rxd8+ Qxd8 25. Qc1 Qd5 $11
) 24... Bd5 1/2-1/2

[Event "xxvi/28"]
[Site "?"]
[Date "1995.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "56"]
[EventDate "1995.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O (7... e5
8. cxd5 Nxd5 9. Qb3 $11) 8. Nbd2 (8. Be2 dxc4 9. dxc4 Qe7 $15) 8... b6 (8... a6
9. d4 $15) 9. g3 (9. Be2 a6 $11) 9... Bb7 (9... a6 10. bxa6 Bxa6 11. Bg2 $15)
10. Bg2 Qe7 (10... a6 11. bxa6 Rxa6 12. O-O $15) 11. O-O Rfe8 (11... a6 12. Qb3
$15) 12. Qc2 (12. cxd5 exd5 (12... Bxd5 $2 13. e4 $18) (12... Nxd5 $143 13. e4
$16) 13. a4 a6 $15) 12... Rad8 (12... a6 13. bxa6 Rxa6 14. Rfb1 $15) 13. Rae1 (
13. a4 e5 $11) 13... e5 14. Nh4 (14. cxd5 Nxd5 15. Nc4 Nc7 $11) 14... Qe6 $15
15. f4 (15. Nhf3 a6 16. bxa6 Bxa6 17. cxd5 Nxd5 $11 (17... Qxd5 $143 18. Nxe5
Qe6 19. Nc6 $16)) 15... e4 (15... exf4 $5 16. gxf4 Ng4 $17) 16. dxe4 (16. cxd5
Bxd5 17. dxe4 Nxe4 18. f5 $11) 16... Nxe4 (16... dxe4 17. Rd1 $11) 17. Nxe4 (
17. Bxg7 $5 Kxg7 18. cxd5 Bxd5 19. Bxe4 Bxe4 20. Nxe4 Qxe4 21. Qxe4 Rxe4 22.
Nf5+ Kf8 23. Nxd6 $14) 17... dxe4 $11 18. Rf2 (18. f5 Qh6 $11) 18... Be7 $15
19. f5 Qh6 {Black terminates the opponent with strong threats} (19... Qd6 $11)
20. Bxe4 (20. f6 $5 Nxf6 21. Nf5 $11) 20... Bxe4 $15 21. Qxe4 Bg5 22. Qb7 $2 (
22. Qc6 $142 Bxe3 23. Qxh6 gxh6 24. Nf3 $15) 22... Bxe3 $19 (22... Rxe3 $143
23. Rd1 Bxh4 24. Rxd7 $14) (22... Bxh4 $6 23. gxh4 Rxe3 24. Rxe3 Qxe3 25. Qc7
$15) 23. Kg2 (23. Qf3 Bxf2+ 24. Qxf2 Qh5 $19) 23... Bxf2 24. Rxe8+ Rxe8 25.
Qxd7 {Threatening mate: Qxe8} Qe3 26. Kh3 Qe2 27. Nf3 $4 (27. f6 h5 28. Ng2 Ra8
$19) 27... h5 (27... Qf1+ 28. Kh4 Re4+ 29. Kg5 Be3+ 30. Kh5 Qxf3+ 31. g4 Qxg4#)
28. Qc6 (28. Be5 Qf1+ 29. Kh4 Qxc4+ 30. Kxh5 Rf8 $19) 28... Qe4 (28... Qe4 29.
Qxe4 Rxe4 $19) (28... Rf8 29. Be5 $19) 0-1

[Event "xxvii/11"]
[Site "?"]
[Date "1995.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "76"]
[EventDate "1995.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 Qe7 (7... e5
8. cxd5 Nxd5 9. Nbd2 $11) 8. Nbd2 (8. Nc3 O-O $11) 8... O-O $15 9. g3 (9. Be2
a6 $11) 9... b6 (9... a6 10. bxa6 Rxa6 11. Bg2 $15) 10. Bg2 Bb7 11. O-O Rfe8 (
11... a6 12. Qb3 $15) 12. Qc2 (12. cxd5 exd5 (12... Bxd5 $2 13. e4 $18) (12...
Nxd5 $143 13. e4 $16) 13. a4 a6 $11) 12... h6 (12... a6 13. Qb3 $15) 13. Rfe1 (
13. cxd5 exd5 (13... Bxd5 $2 14. e4 $18) 14. d4 Qe6 $11) 13... Rac8 (13... a6
14. bxa6 Rxa6 15. e4 dxe4 16. dxe4 $11) 14. a4 $11 Bb8 (14... e5 15. a5 $11)
15. Rad1 (15. a5 e5 $14) 15... Ng4 (15... e5 16. cxd5 Bxd5 17. Nc4 $11) 16. Re2
(16. Bc3 Nge5 $14) 16... Nge5 (16... Rcd8 17. Ra1 $11) 17. Rde1 (17. Ne1 Bd6
$11) 17... Red8 18. Kh1 (18. h3 Bd6 $11) 18... dxc4 19. dxc4 Nf6 $4 (19... g5
20. h3 $14) 20. Kg1 $4 (20. Nxe5 $142 Bxe5 21. Bxe5 Bxg2+ 22. Kxg2 $18) 20...
Ng6 (20... Nd3 21. Rd1 $15) 21. Qc3 (21. e4 e5 $11) 21... Rd7 22. e4 (22. a5
$142 $11) 22... e5 (22... Rcd8 $142 $5 $11) 23. Bh3 $16 Rcd8 24. Bxd7 Rxd7 (
24... Nxd7 25. a5 $16) 25. Qc2 (25. a5 Qe6 $16) 25... Qe6 26. Kg2 (26. Re3 Qg4
$16) 26... Bc8 (26... Qg4 27. Re3 $16) 27. Ng1 (27. Re3 Qg4 $16) 27... Qg4 (
27... Rd8 28. Rd1 $16) 28. f3 (28. h3 Qh5 $16) 28... Qg5 29. Kh1 Rd8 (29... Qh5
30. Re3 $16) 30. Nf1 Be6 31. Bc1 Qh5 32. Rd2 (32. Ne3 Ne7 $16) 32... Rxd2 (
32... Rd4 33. Ne3 Nf8 34. Red1 $18) 33. Qxd2 Nd7 (33... Bc7 $142 $16) 34. Qf2 (
34. Ne3 Bc7 $16) 34... Ngf8 $2 (34... Bxc4 $142 $5 35. g4 Qh4 36. Qxh4 Nxh4 $14
) 35. Ne3 $18 Bd6 (35... Bc7 36. Nd5 Bd6 37. Rd1 $18) 36. Nd5 (36. Rd1 Be7 $18)
36... Qg6 (36... Nh7 37. Rd1 $18) 37. Rd1 Kh8 (37... f5 38. Ne3 Be7 39. exf5
Bxf5 40. Nxf5 Qxf5 41. Qe2 $18) 38. Qe2 (38. Qd2 f5 39. exf5 Bxf5 $18) 38...
Nh7 (38... Bb8 39. Qd2 $18) 1-0

[Event "xxv/32"]
[Site "?"]
[Date "1994.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "45"]
[EventDate "1994.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 b6 8. g3 Bb7
(8... O-O 9. Bg2 $15) 9. Bg2 O-O (9... dxc4 10. dxc4 Ne5 11. Bxe5 Bxe5 12.
Qxd8+ Rxd8 13. Nxe5 Bxg2 14. Rg1 $11) 10. O-O Qe7 11. Nbd2 (11. Nc3 dxc4 12.
dxc4 Rfd8 $15) 11... Rfe8 (11... a6 12. Qb3 $15) 12. a4 (12. cxd5 exd5 (12...
Bxd5 $2 13. e4 $18) (12... Nxd5 $143 13. e4 $16) 13. a4 a6 $15) 12... Rac8 (
12... a6 $5 $15) 13. a5 $11 bxa5 (13... e5 14. Qc2 $11) 14. Rxa5 $14 Bb8 15.
Qa1 (15. Qc2 e5 $14) 15... Red8 (15... e5 16. cxd5 Nxd5 17. Rd1 $14) 16. Re1 (
16. Rc1 e5 $14) 16... Nb6 (16... Qd6 17. Rc1 $14) 17. Ne5 (17. Bxf6 gxf6 18. e4
dxe4 19. dxe4 Rd7 $14) 17... Ne8 18. f4 (18. Qa2 dxc4 19. Ndxc4 Nxc4 20. dxc4
Bxg2 21. Kxg2 Rd2 $11) 18... f6 (18... dxc4 19. Ndxc4 Bxg2 20. Kxg2 Qb7+ 21.
Kg1 Rxd3 22. Nxd3 Nxc4 23. Ra2 $17) 19. Nef3 (19. Nc6 $142 $5 Bxc6 20. bxc6
dxc4 21. Nxc4 Rxd3 22. Qc1 $11) 19... dxc4 $17 20. d4 (20. dxc4 Bxf3 21. Nxf3
Nxc4 $17) 20... cxd4 21. Bxd4 Nd6 22. Rxa7 $2 (22. Rc1 $142 $17) 22... Bxa7 $19
23. Qxa7 0-1

[Event "xxv/34"]
[Site "?"]
[Date "1994.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "47"]
[EventDate "1994.??.??"]

1. b4 e6 2. Bb2 Nf6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O (7... e5
8. cxd5 Nxd5 9. Nbd2 $11) 8. Nbd2 (8. Be2 dxc4 9. dxc4 Qe7 $15) 8... b6 (8...
a6 9. d4 $15) 9. g3 (9. Be2 a6 $11) 9... Bb7 (9... a6 10. bxa6 Bxa6 11. Bg2 $15
) 10. Bg2 Qe7 (10... a6 11. bxa6 Rxa6 12. O-O $15) 11. O-O Rac8 (11... a6 $5
$15) 12. a4 $11 Bc7 (12... e5 13. a5 $11) 13. Re1 (13. a5 bxa5 14. Nb3 dxc4 15.
dxc4 a6 16. Nxa5 Bxa5 17. Rxa5 axb5 18. cxb5 Ra8 19. Rxa8 Rxa8 $11) 13... Rfd8
14. Qc2 Ba8 (14... e5 15. Rec1 $11) 15. Re2 (15. a5 bxa5 16. Bc3 dxc4 17. Nxc4
e5 $11) 15... Ne8 (15... e5 16. a5 $11) 16. cxd5 Bxd5 17. e4 (17. Nc4 Nd6 $14)
17... Bb7 18. Nc4 f6 (18... Nd6 19. e5 Nf5 20. a5 $11) 19. Rae1 (19. a5 Nd6 20.
Nxd6 Qxd6 21. axb6 Qxb6 $11) 19... e5 $11 20. Nh4 Nd6 (20... Qf7 21. Nf5 $11)
21. Nxd6 Bxd6 (21... Qxd6 22. Qc4+ Kh8 23. Nf5 $11) 22. Nf5 $14 Qe6 (22... Qf8
23. Qc4+ Kh8 24. f4 $11) 23. Bh3 (23. Qc4 Qxc4 24. dxc4 Bf8 $14) 23... Bf8 $4 (
23... Kh8 $142 $14) 24. Nh6+ $1 $18 (24. Nh6+ gxh6 25. Bxe6+ Kh8 26. Rf1 $18)
1-0

[Event "xxvi/26"]
[Site "?"]
[Date "1995.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "55"]
[EventDate "1995.??.??"]

1. b4 e6 2. Bb2 Nf6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O (7... e5
8. cxd5 Nxd5 9. Nbd2 $11) 8. Nbd2 (8. Be2 dxc4 9. dxc4 Qe7 $15) 8... b6 (8...
a6 9. d4 $15) 9. g3 (9. Be2 a6 $11) 9... Bb7 (9... a6 10. bxa6 Bxa6 11. Bg2 $15
) 10. Bg2 Qe7 (10... a6 11. bxa6 Rxa6 12. O-O $15) 11. O-O Rfd8 12. Qc2 (12.
cxd5 exd5 (12... Bxd5 $143 13. e4 $16) (12... Nxd5 $143 13. e4 $14) 13. a4 Qe6
$15) 12... Rac8 (12... a6 13. bxa6 Rxa6 14. Rfc1 $15) 13. Rfe1 (13. a4 Ra8 $11)
13... Ng4 (13... e5 14. a4 $11) 14. Re2 (14. a4 Nde5 $11) 14... Nge5 (14...
Nde5 15. h3 Nxf3+ 16. Nxf3 $11) 15. Rae1 (15. Ne1 Ra8 $11) 15... dxc4 (15...
Nxf3+ 16. Nxf3 a6 17. bxa6 Bxa6 18. e4 dxc4 19. dxc4 $11) 16. dxc4 Nxf3+ 17.
Nxf3 Nf6 18. Ng5 e5 19. Nf3 (19. Bxb7 Qxb7 20. f4 Qe7 $14) 19... Bb8 (19... Be4
20. Qd1 $15) 20. e4 $11 Ne8 (20... Bc7 $142 $11) 21. Bh3 $16 Nd6 (21... f6 22.
Bxc8 Bxc8 23. Rd2 $16) 22. Bxe5 $18 {White fights for the Initiative} Rc7 23.
Bf4 Bc8 $2 (23... h6 24. Nh4 Bc8 25. Nf5 Bxf5 26. exf5 $18 (26. Bxf5 $143 a6
$18)) 24. Bg2 (24. e5 Nb7 25. Bg5 Qe8 26. Bxd8 Nxd8 $18) 24... Be6 25. Ne5 (25.
Bg5 $142 $5 Qf8 26. Bxd8 Qxd8 $18) 25... Qe8 (25... a6 26. a4 $18) 26. Nc6 Rxc6
27. bxc6 Nxc4 $2 (27... Qe7 $18) 28. c7 (28. c7 Bxc7 29. Bxc7 $18) 1-0

[Event "xxvi/20"]
[Site "?"]
[Date "1995.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "38"]
[EventDate "1995.??.??"]

1. b4 e6 2. Bb2 Nf6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
b6 9. g3 Bb7 10. Bg2 Qc7 11. O-O Rad8 12. Rc1 Rfe8 13. Re1 (13. Qc2 Ra8 $11)
13... e5 (13... Ra8 14. cxd5 exd5 15. Nd4 $11) 14. Qc2 (14. cxd5 Nxd5 15. Nc4
Re6 $14) 14... d4 $15 15. exd4 (15. Rcd1 Ra8 $15) 15... exd4 (15... cxd4 16.
Re2 $15) 16. Rxe8+ (16. a3 Ra8 $15) 16... Rxe8 17. Re1 Rxe1+ 18. Nxe1 Bxg2 19.
Nxg2 Ne5 (19... Qb7 20. Nh4 $15) 1/2-1/2

[Event "xxviii/10"]
[Site "?"]
[Date "1996.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "52"]
[EventDate "1996.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 Qc7 8. Nbd2
O-O 9. g3 b6 10. Bg2 Bb7 11. O-O Rfe8 12. Rc1 (12. Bxf6 Nxf6 (12... gxf6 $143
13. Nh4 $14) 13. Qa4 a6 $15) 12... h6 (12... a6 13. bxa6 Rxa6 14. Qb3 $15) 13.
Qc2 (13. cxd5 exd5 14. Qc2 a6 $15) 13... Rac8 (13... a6 14. cxd5 Bxd5 15. e4
$11) 14. a4 Be7 (14... e5 15. cxd5 Nxd5 16. Ne4 $11) 15. cxd5 Nxd5 (15... exd5
16. Nd4 $11) 16. Ne4 (16. Nc4 Nb4 17. Qe2 Bf6 $11) 16... Nb4 17. Qb1 (17. Qe2
e5 $11) 17... Bd5 18. Nfd2 $2 (18. Nc3 Bxf3 19. Bxf3 Red8 $11) 18... Qb7 (18...
f5 19. Nc3 Bxg2 20. Kxg2 $17) 19. Bc3 $4 (19. Nc4 $142 Qa8 20. f3 $11) 19... f5
$17 20. Bxb4 cxb4 (20... fxe4 21. Bc3 e5 22. Bxe4 Bxe4 23. dxe4 $16) 21. Bh3 $2
(21. f3 $17) 21... Nf8 $4 (21... Rxc1 $142 22. Rxc1 Rc8 $19 (22... fxe4 $143
23. dxe4 Nf6 24. exd5 Qxd5 25. Nb3 $14)) 22. g4 $11 fxe4 23. dxe4 Bc6 24. bxc6
Rxc6 25. Nb3 (25. g5 Bxg5 26. Rxc6 Qxc6 27. Qxb4 Qc2 $15) 25... Rec8 (25... Rc3
26. Rfd1 $15) 26. Bg2 (26. Rxc6 Qxc6 27. Rc1 Qd7 28. Rxc8 Qxc8 $11) 26... Rc3 (
26... Rc3 27. Nd4 Qa6 $15) (26... Rxc1 27. Rxc1 Rxc1+ 28. Qxc1 $15) *

[Event "xxvii/21"]
[Site "?"]
[Date "1996.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "74"]
[EventDate "1996.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O (7... e5
8. cxd5 Nxd5 9. Nbd2 $11) 8. Nbd2 (8. Be2 dxc4 9. dxc4 Qe7 $11) 8... Re8 (8...
a6 9. d4 $15) 9. g3 (9. Be2 a6 $11) 9... Qc7 (9... a6 10. bxa6 Rxa6 11. Bg2 $15
) 10. Bg2 b6 11. O-O Bb7 12. Qc2 Rad8 (12... a6 13. cxd5 Bxd5 14. a4 $15) 13.
Rac1 (13. cxd5 exd5 14. Rfc1 a6 $11) 13... Ng4 (13... e5 14. cxd5 Nxd5 15. Nc4
$11) 14. d4 (14. Qa4 d4 15. exd4 cxd4 16. Bxd4 Bc5 $14) 14... Ngf6 15. Rfe1 (
15. Rfd1 a6 $11) 15... h6 (15... a6 16. bxa6 Bxa6 17. cxd5 exd5 18. dxc5 bxc5
19. e4 $11) 16. dxc5 (16. cxd5 $142 exd5 17. Nh4 $11) 16... Nxc5 (16... bxc5 $5
17. cxd5 exd5 $11 (17... Bxd5 $2 18. e4 $18)) 17. Bxf6 (17. cxd5 e5 18. e4 a6
$16) 17... gxf6 $14 18. cxd5 (18. Nd4 dxc4 19. Bxb7 Qxb7 20. Nxc4 a6 $16) 18...
Bxd5 19. e4 (19. Nb3 Be4 20. Qb2 e5 $14) 19... Bb7 20. Qc3 (20. Nb3 Qd7 21. e5
fxe5 22. Nxe5 Bxe5 (22... Qxb5 $2 23. Nxc5 Qxc5 24. Bxb7 $18) 23. Nxc5 bxc5 24.
Bxb7 Qxb7 (24... Qxb5 $2 25. Rb1 (25. Rxe5 $6 Qxb7 26. Rxc5 Re7 $11) 25... Qd3
26. Qxd3 Rxd3 27. Rxe5 $18) 25. Rxe5 Qxb5 26. Rxc5 Qb4 $14) 20... Be7 (20...
Kg7 21. Nb3 $14) 21. Qe3 $14 Qd7 22. Bf1 (22. Qxh6 $143 Nd3 (22... Qxb5 $143
23. Rc4 e5 24. Bh3 $16) 23. Bf1 Nxe1 (23... Qxb5 $143 24. Rc7 $16) 24. Rxe1 Qc7
$15) 22... Bf8 (22... Kg7 23. Rc2 $14) 23. Rc3 (23. Red1 e5 $14) 23... Bg7 (
23... e5 24. a3 $11) 24. Ra3 (24. Rc2 f5 25. e5 Be4 26. Nxe4 fxe4 $11) 24...
Ba8 25. Qf4 Re7 26. Qg4 $4 (26. Rc3 Qb7 $11) 26... Qd6 $4 (26... f5 $142 27.
Qh4 fxe4 28. Nxe4 Bxe4 29. Rxe4 Nxe4 30. Qxe4 Qd5 $19) 27. Nc4 Qc7 28. Nh4 (28.
Qh4 $142 $5 $11) 28... Rd4 $17 29. f3 (29. Nf3 $142 Rxe4 30. Rxe4 Nxe4 31. Nfd2
$17) 29... Red7 (29... f5 $142 30. Qf4 Qxf4 (30... fxe4 $143 31. Qxc7 Rxc7 32.
Nxb6 $15) 31. gxf4 Bf6 $17 (31... fxe4 $6 32. Nxb6 Bf6 33. Nxa8 $17)) 30. Ne3
$11 Qd8 (30... Rb4 $11) 31. Qh3 (31. Nhf5 exf5 32. Nxf5 Ne6 $11) 31... Nd3 (
31... Qf8 32. Nc2 Rd2 33. Rc3 $17) 32. Bxd3 (32. Rd1 Kh7 $11) 32... Rxd3 33.
Rxd3 Rxd3 34. Ng4 (34. Qg4 $5 $11) 34... Qd4+ $17 35. Kh1 $4 (35. Nf2 Rd2 36.
Qf1 Bf8 $17) 35... Qc3 $4 (35... h5 $142 $19) 36. Ng2 $2 (36. Qf1 $5 $11) 36...
Qd2 (36... Rxf3 37. Nxh6+ Bxh6 38. Qxh6 Bxe4 $19) 37. Rf1 $2 (37. N4e3 $142 $17
) 37... Rc3 (37... Rc3 38. Nf4 Rc1 $15) (37... f5 $142 38. Nf4 fxg4 39. Qxg4
Rd8 $19) 0-1

[Event "xxvii/07"]
[Site "?"]
[Date "1995.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "60"]
[EventDate "1995.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O (7... a6
8. Nc3 $15) 8. Nbd2 (8. Be2 Qc7 $15) 8... Re8 (8... a6 9. d4 $15) 9. g3 (9. Be2
a6 $15) 9... b6 (9... e5 10. cxd5 Nxd5 11. Nc4 $15) 10. Bg2 Bb7 11. O-O Qc7 (
11... a6 12. Qb3 $15) 12. Qc2 Rad8 (12... a6 13. cxd5 Bxd5 14. a4 $15) 13. Rac1
(13. a3 e5 $11) 13... h6 (13... e5 14. cxd5 Bxd5 15. Nc4 $11) 14. Rfd1 (14. a3
a6 $11) 14... Ng4 (14... Ra8 15. cxd5 exd5 16. a4 $11) 15. h3 (15. a3 Nge5 $14)
15... Nge5 (15... Ngf6 16. d4 $11) 16. Nxe5 (16. cxd5 Nxf3+ 17. Nxf3 exd5 $14)
16... Bxe5 17. cxd5 (17. Bxe5 Qxe5 18. Nb1 Qb8 $11) 17... exd5 (17... Bxb2 18.
Qxb2 exd5 19. d4 $14) 18. d4 $14 Bf6 19. Qb3 (19. dxc5 Bxb2 20. Qxb2 bxc5 $14)
19... c4 $11 20. Nxc4 (20. Qc2 $5 $11) 20... dxc4 $15 21. Rxc4 {
The passed pawn on d4 will quickly become a dangerous weapon} (21. Qxc4 Nc5 22.
Qf1 Bxg2 23. Qxg2 Qb8 $17) 21... Qb8 $17 22. Bc6 Nc5 $4 (22... a6 23. bxa6 Bxa6
24. Rb4 $17) 23. Qc2 (23. dxc5 Rxd1+ 24. Qxd1 Bxb2 25. Bxe8 Qxe8 $14) 23... Ne4
(23... Bxc6 $142 $5 24. bxc6 Rd5 $15) 24. Bxe8 $11 Rxe8 25. Ba3 (25. d5 $142 $5
Bxb2 26. Rxe4 $14) 25... Nxg3 26. d5 (26. fxg3 Qxg3+) 26... Qe5 (26... a6 27.
Rg4 Nh5 $15) 27. Rdd4 $4 (27. Bb2 $142 $1 Qxb2 28. Qxb2 Bxb2 29. fxg3 $11)
27... Bxd5 (27... Qg5 $142 28. h4 Ne2+ 29. Kf1 Nxd4 30. hxg5 Nxc2 31. Rxc2 hxg5
$19) 28. Rc8 $4 (28. Rxd5 Qxd5 29. fxg3 Rxe3 (29... Qxb5 $6 30. Rc8 $17) 30.
Rc8+ Bd8 $19) 28... Rxc8 (28... Ne2+ $142 $1 29. Qxe2 Rxc8 $19) 29. Qxc8+ Kh7
30. Qg4 (30. Rxd5 Qxd5 31. fxg3 Qd1+ 32. Kg2 Qe2+ 33. Kh1 Qf3+ 34. Kh2 Qf2+ 35.
Kh1 $19) 30... Nf5 (30... Nf5 31. Rxd5 Qxd5 $19) (30... Ne4 $142 $5 31. f4 Qe6
32. Qxe6 fxe6 33. Ra4 $19) 0-1

[Event "xxvii/05"]
[Site "?"]
[Date "1995.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "43"]
[EventDate "1995.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O (7... e5
8. cxd5 Nxd5 9. Nbd2 $11) 8. Nbd2 (8. Be2 Qc7 $15) 8... Re8 (8... a6 9. d4 $15)
9. g3 (9. Be2 a6 $15) 9... b6 (9... a6 10. bxa6 Rxa6 11. Bg2 $15) 10. Bg2 Bb7
11. O-O Rc8 (11... a6 12. Qb3 $15) 12. a4 Qc7 (12... Ra8 13. a5 $11) 13. Rc1 (
13. a5 $11) 13... Ne5 (13... e5 14. cxd5 Bxd5 15. Ng5 $11) 14. Qb3 (14. Nxe5
$142 $5 Bxe5 15. d4 cxd4 16. cxd5 $16 (16. Bxd4 $143 Bxd4 17. exd4 dxc4 $15) (
16. exd4 $6 Bd6 $16)) 14... dxc4 $11 15. dxc4 Re7 (15... Nxf3+ 16. Bxf3 Bxf3
17. Nxf3 $11) 16. Qc2 (16. Rcd1 Nxf3+ 17. Bxf3 Bxf3 18. Nxf3 e5 $11) 16... Rd8
17. Rfd1 (17. Rcd1 Nxf3+ 18. Bxf3 Bxf3 19. Nxf3 Nd7 $11) 17... Red7 (17...
Nxf3+ 18. Bxf3 e5 19. Ne4 $11) 18. Nxe5 Bxe5 19. Bxe5 Qxe5 20. Bxb7 Rxb7 21.
Nf3 {The mate threat is Rxd8} Qb8 (21... Qc7 22. Rxd8+ Qxd8 23. Ne5 $14) 22.
Rxd8+ (22. Ne5 Re8 23. Nc6 Qc8 $14) 1/2-1/2

[Event "xxvi/24"]
[Site "?"]
[Date "1995.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "59"]
[EventDate "1995.??.??"]

1. b4 e6 2. Bb2 Nf6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O (7... a6
8. Nc3 $15) 8. Nbd2 (8. Be2 Qc7 $15) 8... Re8 (8... a6 9. d4 $15) 9. g3 (9. Be2
a6 $11) 9... b6 (9... e5 10. cxd5 Nxd5 11. Bg2 $15) 10. Bg2 Bb7 11. O-O e5 (
11... a6 12. bxa6 Rxa6 13. Qb3 $15) 12. cxd5 $11 Nxd5 13. e4 (13. Nc4 Bc7 $11)
13... Nc7 14. a4 (14. Nc4 Qf6 $11 (14... Nxb5 $2 15. a4 $18)) 14... Ne6 (14...
Qf6 15. Nc4 a6 16. Bh3 axb5 17. axb5 $14 (17. Nxd6 $143 Qxd6 18. Bxd7 Qxd7 $15)
) 15. Nc4 $11 Qc7 16. Qc2 (16. a5 bxa5 17. Rxa5 Nd4 $11) 16... Nd4 (16... a6
17. Rfc1 $11) 17. Qd1 (17. Nxd4 exd4 18. a5 Ne5 $14) 17... Rad8 (17... a6 18.
Nxd4 exd4 19. f4 $11) 18. Ng5 (18. Nxd4 cxd4 19. f4 exf4 20. Nxd6 Qxd6 21. Rxf4
Ne5 $11) 18... Be7 19. Qh5 {Do you see the mate threat?} Bxg5 20. Qxg5 h6 21.
Qg4 (21. Qh4 Nf8 $11) 21... Nf6 $15 22. Qd1 Bc8 23. Ra3 (23. h3 a5 $15) 23...
Bg4 24. f3 (24. Qd2 Qd7 $15) 24... Be6 25. Ne3 (25. Qb1 Rd7 $15) 25... Re7 (
25... Qd7 26. Rc3 $15) 26. f4 exf4 27. gxf4 Bc8 28. e5 Bb7 $2 (28... Qd7 $142
$11) 29. Bxd4 (29. exf6 Rxe3 30. Bxd4 Rxd4 31. Bxb7 Qxb7 32. fxg7 Qd7 $17)
29... Bxg2 (29... cxd4 30. Nf5 Nd5 $18) 30. Nxg2 (30. Nxg2 Rxd4 31. exf6 $18)
1-0

[Event "xxvii/19"]
[Site "?"]
[Date "1996.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "58"]
[EventDate "1996.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O (7... a6
8. Nc3 $15) 8. Nbd2 (8. Be2 Qc7 $15) 8... Re8 (8... a6 9. d4 $15) 9. g3 (9. Be2
a6 $11) 9... e5 (9... a6 10. bxa6 bxa6 11. Bg2 $15) 10. cxd5 Nxd5 11. e4 (11.
Nc4 Qc7 $15) 11... Nc7 12. a4 (12. Nc4 Qf6 13. a4 $15) 12... Bf8 (12... Qf6 13.
Nc4 $15) 13. Nc4 (13. Bh3 Ne6 $11) 13... f6 14. Bg2 (14. Qb3 Kh8 $11) 14... Ne6
15. O-O Nb6 16. Qb3 (16. a5 Nxc4 17. dxc4 Qc7 $11) 16... Kh8 (16... Nxc4 17.
dxc4 Nd4 18. Qd3 $15) 17. a5 Nxc4 (17... Nd4 18. Nxd4 Nxc4 19. Qxc4 exd4 20. f4
$11) 18. dxc4 Nd4 19. Nxd4 (19. Qd3 Qc7 $11) 19... exd4 (19... cxd4 20. f4 $11)
20. Qd3 Rb8 21. f4 (21. Bc1 Bd6 $11) 21... Qc7 (21... Bd6 22. Rfd1 $11) 22. Bc1
(22. Ra4 Bd6 $11) 22... Bg4 (22... Be6 23. f5 Bf7 24. Bf4 $11) 23. e5 (23. a6
bxa6 24. Rxa6 Rb6 $14) 23... fxe5 $11 24. fxe5 Rbd8 (24... Qxe5 25. Bf4 Qe2 26.
Qxe2 Bxe2 27. Bxb8 Bxf1 28. Rxf1 (28. Kxf1 $6 Rxb8 29. Ke2 g6 $11) 28... Rxb8
29. Rf7 $16) 25. Bf4 $14 Qd7 (25... Be7 26. a6 b6 27. Rae1 $14) 26. Be4 (26. a6
Bf5 27. Qd2 Be6 28. axb7 Bxc4 $18) 26... g6 (26... Bh3 27. Rf2 $14) 27. Rae1 (
27. a6 $5 b6 28. Bc6 $16) 27... Bg7 {Attacking the isolated pawn on e5} (27...
Bh3 28. Rf2 $14) 28. Bg5 $16 Rb8 29. Bf6 (29. a6 Bh3 30. Rf3 bxa6 $11 (30...
Rxe5 $143 31. Bf4 $16)) 29... Rf8 (29... Bh3 30. Rf4 $14) 1/2-1/2

[Event "xxviii/02"]
[Site "?"]
[Date "1996.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "46"]
[EventDate "1996.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O (7... e5
8. Be2 $15) 8. Nbd2 (8. Be2 dxc4 9. dxc4 Qc7 $15) 8... Qc7 (8... a6 9. d4 $15)
9. g3 (9. Be2 a6 $11) 9... Ne5 (9... a6 10. bxa6 Rxa6 11. Bg2 $15) 10. Nxe5 (
10. Rc1 Ned7 $11) 10... Bxe5 11. d4 cxd4 12. exd4 Bd6 13. c5 Be7 14. Bg2 (14.
Bd3 b6 $11) 14... Bd7 (14... b6 15. Rc1 $15) 15. a4 $11 Ne8 (15... Qa5 16. O-O
$11) 16. O-O f5 (16... Nf6 17. Qe2 $11) 17. Qe2 $14 Nf6 18. Rfc1 (18. Nf3 Ne4
$16) 18... Ng4 (18... Ne4 $14) 19. Bxd5 exd5 {A pinning theme.} 20. Qxe7 Rae8
21. Qd6 (21. Qh4 Re2 22. Bc3 Rf6 $15 (22... Nxf2 $6 23. Re1 Rxe1+ 24. Rxe1 $11)
(22... Rxf2 23. Nf1 $11)) 21... Qxd6 22. cxd6 Re2 23. Rc2 (23. Bc3 Nxf2 24. Kf1
Rfe8 $15) 23... f4 $17 (23... f4 24. Rc7 Rxd2 $19 (24... Nxf2 $6 25. Rxd7 Nh3+
26. Kh1 $17) (24... Rxf2 $6 25. h3 Rxd2 26. hxg4 $15)) 0-1

[Event "xxviii/06"]
[Site "?"]
[Date "1996.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "32"]
[EventDate "1996.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 Qc7 (7... e5
8. Be2 $15) 8. Nbd2 O-O 9. g3 (9. Be2 a6 $11) 9... b6 (9... a6 10. bxa6 bxa6
11. Bg2 $15) 10. Bg2 Ne5 (10... a6 11. bxa6 Rxa6 12. cxd5 exd5 13. O-O $15) 11.
Nxe5 $11 Bxe5 12. d4 cxd4 13. Nf3 (13. exd4 Bd6 $15) 13... Bd6 $15 14. Bxd4 (
14. cxd5 $5 Bb4+ 15. Ke2 $15) 14... Qxc4 (14... e5 15. Bb2 Qxc4 $19) 15. a4 (
15. Bxf6 $5 gxf6 16. Bf1 Bb4+ 17. Nd2 $17) 15... Ne4 (15... e5 16. Nd2 (16.
Bxe5 $4 Bxe5 17. Nxe5 Qc3+ 18. Kf1 Qxe5 $19) 16... Qd3 17. Bf1 $19) 16. Nd2 $4
(16. Qe2 $142 Qb4+ 17. Kf1 $19) 16... Bb4 (16... Bb4 17. Bxe4 dxe4 $17) (16...
Nxd2 $142 17. Qe2 Qxe2+ 18. Kxe2 Nb3 $19) 0-1

[Event "xxviii/04"]
[Site "?"]
[Date "1996.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "101"]
[EventDate "1996.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O (7... e5
8. cxd5 Nxd5 9. Nbd2 $11) 8. Nbd2 (8. Be2 dxc4 9. dxc4 Qe7 $11) 8... Qc7 (8...
a6 9. d4 $15) 9. g3 (9. Be2 a6 $11) 9... b6 (9... a6 10. bxa6 Rxa6 11. Bg2 $15)
10. Bg2 Ne5 (10... a6 11. bxa6 Rxa6 12. cxd5 exd5 13. O-O $15) 11. Qc2 (11.
Nxe5 Bxe5 12. Bxe5 Qxe5 $11) 11... Bb7 12. O-O (12. Nxe5 Bxe5 13. Bxe5 Qxe5 $11
) 12... Nfd7 (12... a6 13. Nxe5 Bxe5 14. Bxe5 Qxe5 15. Rab1 $11) 13. Ng5 (13.
cxd5 Bxd5 14. Nxe5 Bxe5 15. Bxe5 Qxe5 $11) 13... h6 14. Nh3 (14. Ngf3 Nxf3+ 15.
Nxf3 a6 $11) 14... dxc4 15. dxc4 (15. Bxb7 Qxb7 16. f4 Nxd3 17. Bxg7 Kxg7 18.
Nxc4 Be5 19. fxe5 N7xe5 $15) 15... Bxg2 $15 16. Kxg2 Rfd8 (16... a6 17. Ne4 $15
) 17. f4 $11 Ng4 18. Qc3 {Threatening mate... how?} Bf8 (18... Ndf6 19. Ng1 Ne8
20. e4 $11) 19. Nf2 (19. e4 a6 $11) 19... Nxf2 20. Rxf2 Qb7+ (20... a6 21. e4
$11) 21. Kg1 (21. e4 a6 $11) 21... Nf6 (21... a6 22. bxa6 Rxa6 23. e4 $11) 22.
Qc2 Be7 23. e4 Rd7 (23... Ng4 24. Rf3 $11) 24. Re2 (24. Bxf6 Bxf6 25. e5 Be7
$11) 24... Rad8 25. Nf3 Ng4 26. h3 (26. Rd2 $11) 26... Nf6 (26... Rd3 $142 $5
27. hxg4 Rxf3 $15) 27. Ne5 $14 Rd6 28. Nc6 Rxc6 29. bxc6 Qxc6 30. Bxf6 (30. Rf1
Qd7 $14) 30... Bxf6 31. e5 Be7 32. Rd1 Rxd1+ (32... Rd4 33. Red2 $14) 33. Qxd1
$16 Qf3 (33... a6 34. Rd2 $16) 34. Qe1 (34. Kh2 g5 35. Rd2 Qe3 $14) 34... g5 (
34... Qd3 $5 35. Rd2 Qxc4 $14) 35. Re3 $16 Qb7 36. Qd1 (36. Qe2 gxf4 37. gxf4
Kf8 $16) 36... Kg7 (36... gxf4 37. gxf4 Kf8 38. Qf3 Qxf3 39. Rxf3 $16) 37. Rd3
(37. Ra3 a6 $16) 37... Qe4 38. Rd7 Bf8 (38... Kf8 $5 39. Qd3 Qe1+ 40. Kg2 gxf4
41. gxf4 a5 $16) 39. fxg5 $18 hxg5 (39... Qxe5 40. gxh6+ Kxh6 41. Kf2 $18) 40.
Qf1 {Threatening mate: Qf6} (40. Rxa7 $6 Qxc4 41. Kg2 b5 $14) 40... Qg6 (40...
Qe3+ 41. Kh2 Kh8 42. Qxf7 Qe2+ 43. Kg1 Qe1+ 44. Kg2 Qe2+ 45. Qf2 Qxf2+ 46. Kxf2
$18) 41. Rxa7 Kg8 42. Rb7 Bg7 (42... Qh5 43. Kg2 $18) 43. Rb8+ (43. Qe2 $5 Qb1+
44. Kg2 Qb4 $18) 43... Kh7 44. Rb7 $4 (44. Qe2 Kh6 $18) 44... Kg8 45. Rxb6 $4 (
45. Qe2 $142 $18) 45... Bxe5 $16 46. Rb3 Qe4 (46... Qc2 47. Rf3 $14) 47. Rf3 (
47. Rd3 $5 $16) 47... Bd4+ (47... g4 48. Rd3 $14) 48. Kh2 $16 f5 (48... Qc2+
49. Kh1 $14) 49. Qg2 (49. Qd3 $5 Qxd3 50. Rxd3 $18) 49... Be5 $14 50. Rb3 (50.
Ra3 Qxc4 51. Ra7 Bg7 $14) 50... Qxc4 51. Qa8+ (51. Qa8+ Kh7 52. Rb7+ Bg7 53.
Rd7 $11) (51. Re3 Bd4 52. Ra3 Bg7 $14) *

[Event "xxviii/08"]
[Site "?"]
[Date "1996.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "60"]
[EventDate "1996.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 Qc7 8. Nbd2
b6 9. g3 Bb7 10. Bg2 Ne5 11. Nxe5 Bxe5 12. d4 (12. Bxe5 Qxe5 13. O-O O-O $11)
12... cxd4 $15 13. exd4 Bd6 (13... dxc4 14. Bxb7 Qxb7 15. O-O $15) 14. O-O (14.
Rc1 O-O $15) 14... Rd8 (14... O-O 15. Rc1 dxc4 16. Rxc4 $15) 15. Rc1 $11 Qe7 (
15... dxc4 16. Nxc4 Bxg2 17. Kxg2 $11 (17. Nxd6+ $143 Qxd6 18. Kxg2 Qd5+ 19.
Qf3 Qxb5 $17)) 16. Qc2 (16. Qf3 O-O $11) 16... dxc4 17. Bxb7 Qxb7 18. Nxc4 Bb4
(18... Nd5 19. Nxd6+ Rxd6 20. Ba3 $11) 19. Ne5 (19. a3 Be7 $11) 19... O-O 20.
Qc7 (20. Qc6 Qe7 $11) 20... Qa8 21. Nc6 (21. Qc6 Rd5 $11) 21... Rd7 (21... Bd6
22. Qxa7 Qxa7 23. Nxa7 $17) 22. Qf4 (22. Qe5 Bd6 23. Qe2 Rc7 $15) 22... Nd5 (
22... Bd6 23. Qf3 $15) 23. Qg4 Bd6 24. Rfe1 Re8 (24... Nf6 25. Qh4 $11) 25. Rc4
(25. f4 a6 26. f5 Nf6 $11 (26... axb5 $143 27. fxe6 fxe6 28. Rxe6 $14)) 25...
Rc7 $15 26. Rec1 (26. Bc1 a6 27. a4 axb5 28. axb5 Qa2 $15) 26... Rec8 27. Qe2
Qb7 28. a3 (28. R4c2 Ra8 $15) 28... Kf8 (28... a6 29. a4 $15) 29. Qe4 (29. Qd3
g6 $11) 29... Kg8 (29... g6 30. Ne5 $11) 30. Qg4 (30. Qe2 $5 $11) 30... Kf8 (
30... a6 $5 31. a4 Kh8 $15) 1/2-1/2

[Event "xxvii/09"]
[Site "?"]
[Date "1995.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "69"]
[EventDate "1995.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O (7... e5
8. cxd5 Nxd5 9. Qb3 $11) 8. Nbd2 (8. Be2 Re8 $15) 8... b6 (8... a6 9. d4 $15)
9. g3 (9. Be2 a6 $11) 9... Bb7 (9... a6 10. bxa6 Rxa6 11. Bg2 $15) 10. Bg2 Rc8
(10... a6 11. bxa6 Rxa6 12. O-O $15) 11. O-O $11 Qc7 (11... Ra8 12. cxd5 exd5
13. Nh4 $11) 12. Rc1 (12. a4 Ra8 $11) 12... Rfe8 (12... Ra8 13. cxd5 exd5 14.
Nd4 $11) 13. a3 (13. d4 a6 $11) 13... h6 (13... Ra8 14. cxd5 exd5 15. Qc2 $11)
14. Re1 Nf8 (14... e5 15. cxd5 Bxd5 16. Nc4 $11) 15. Qc2 (15. cxd5 exd5 16.
Bxf6 gxf6 $16) 15... Ng6 (15... e5 16. h3 $11) 16. Qb1 (16. cxd5 exd5 17. Bxf6
gxf6 $14) 16... Ng4 (16... e5 17. cxd5 Bxd5 18. Nc4 $11) 17. Bh3 N4e5 18. cxd5
(18. Nxe5 Bxe5 19. d4 Bd6 $14) 18... Bxd5 19. e4 (19. Nxe5 Nxe5 20. e4 Bb7 $14)
19... Bb7 20. Qa1 (20. d4 $142 Nxf3+ 21. Nxf3 $11) 20... Bf8 $4 (20... Nxd3 21.
Bxg7 Kh7 22. Bf6 $17) 21. d4 $4 (21. Nxe5 $142 Nxe5 22. Bxe5 $18) 21... Nxf3+
$4 (21... Nd3 $142 $19) 22. Nxf3 $11 Qd7 23. d5 (23. dxc5 $5 Rxc5 24. Rxc5 bxc5
25. Bf1 $11) 23... Qxb5 $15 24. dxe6 (24. a4 Qd7 $15) 24... fxe6 25. a4 (25.
Qa2 Qd7 $15) 25... Qd3 $17 26. Re3 Qd7 27. Rd1 (27. Bg4 Qe7 $15) 27... Qe7 (
27... Qf7 28. Bf1 $17) 28. Qa2 $15 {The isolani on e6 becomes a target} Kh7 (
28... Qf7 29. Qc4 $15) 29. Qc4 Rcd8 (29... a6 $5 $15) 30. Rxd8 $14 Qxd8 (30...
Rxd8 31. Bxe6 Kh8 32. Kg2 $14) 31. Bxe6 Qd1+ (31... Qc7 32. Bf5 Bc8 33. Nh4
Bxf5 34. exf5 Nxh4 35. Rxe8 $14 (35. gxh4 $143 Rd8 $17) (35. Qxh4 $143 Qf7 $15)
) 32. Kg2 Rd8 $2 (32... Ne7 $142 $14) 33. Bf5 $18 {White threatens strongly Qf7
} Qd6 $4 (33... Bc8 $142 34. g4 Bxf5 35. exf5 Ne7 36. Ng5+ Kh8 37. Nf7+ Kh7 $18
) 34. Nh4 (34. Ne5 $142 $1 Bd5 35. exd5 Qxd5+ 36. Qxd5 Rxd5 37. Bxg6+ Kh8 $18)
34... Be7 (34... Bc8 35. Bxg6+ Kh8 $18) 35. Nxg6 (35. Nxg6 Bc8 36. Nxe7+ Bxf5
37. exf5 $18) 1-0

[Event "xxvii/15"]
[Site "?"]
[Date "1995.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "76"]
[EventDate "1995.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 Qe7 (7... e5
8. cxd5 Nxd5 9. Qb3 $11) 8. g3 (8. Nc3 O-O $11) 8... dxc4 $15 9. dxc4 O-O (9...
e5 10. Bg2 $15) 10. Bg2 Nb6 (10... Rd8 11. O-O $15) 11. Nbd2 e5 12. Qc2 (12. a4
Rd8 $11) 12... Bg4 (12... a6 13. O-O $15) 13. O-O (13. h3 Bxf3 14. Bxf3 Rfd8
$11) 13... Rfe8 (13... Rfd8 14. h3 Bd7 15. a4 $11) 14. Ne4 (14. h3 $5 Bh5 15.
Nh4 $14) 14... Nxe4 $15 15. Qxe4 {e5 draws heavy fire} Bh5 (15... f5 16. Qc2
$15) 16. Nd2 $11 Rab8 17. Qd3 Red8 18. Qb3 (18. Be4 h6 $11) 18... Bc7 $15 19.
Nf3 (19. Bc3 Be2 20. Rfe1 Bd3 $15) 19... Qe6 (19... e4 $5 20. Nh4 Rd3 $17) 20.
Rfc1 f6 21. a4 (21. Qc2 e4 22. Nd2 f5 $15) 21... Bf7 (21... e4 22. Ne1 $17) 22.
Bf1 e4 23. Nh4 Nd7 (23... a5 24. Ra2 $17) 24. Ng2 (24. a5 Ne5 25. b6 axb6 26.
axb6 Bxb6 (26... Qxb6 $143 27. Qxb6 Bxb6 28. Bxe5 fxe5 29. Bg2 $11) 27. Bxe5
fxe5 $17) 24... Ne5 $17 {The mate threat is Nf3} 25. Nf4 (25. Bxe5 Bxe5 26. Nf4
Bxf4 27. exf4 Rd4 $15) 25... Nf3+ 26. Kg2 Bxf4 27. exf4 Qg4 (27... Nd2 28. Qe3
Nxf1 29. Kxf1 $19) 28. Qe3 $15 Be6 (28... Qf5 29. h3 $15) 29. Kh1 (29. Qxe4 Nd2
30. Qe3 Qh3+ 31. Kg1 Nxf1 32. Rxf1 Bxc4 $15) 29... Qh5 $17 {
Threatening mate... how?} 30. h4 Rd2 (30... Nd2 31. Kg1 $17) 31. Bc3 $15 Rd6 (
31... Rd7 $142 $15) 32. Rd1 $4 (32. Qxe4 $142 Bf5 33. Qe7 $15) 32... Rxd1 (
32... Nxh4 33. gxh4 Rxd1 34. Rxd1 Qxd1 35. Kg2 $19) 33. Rxd1 Nxh4 $1 34. gxh4
Qxd1 {A pinning theme} 35. Kg1 (35. Kg2 Re8 $19) 35... Bxc4 36. Qh3 (36. Be1
Bd3 $19) 36... Qxf1+ (36... Rd8 $142 37. Ba5 Bxf1 38. Qxf1 Qg4+ 39. Kh1 $19)
37. Qxf1 Bxf1 38. Kxf1 b6 (38... b6 39. Ke2 Rd8 $19) 0-1

[Event "Chess Game"]
[Site "?"]
[Date "2004.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "72"]
[EventDate "2004.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
b6 (8... e5 9. cxd5 Nxd5 10. Qb3 N5f6 11. Nc4 Bc7 12. Nfxe5 Nxe5 13. Nxe5 Ba5+
14. Kd1 Bg4+ 15. Be2 Be6 16. Qc2 Qb6 17. Nc4 Qxb5 18. Bxf6 gxf6 19. Rb1 Bb4 20.
a3 Bxc4 21. axb4 Rfd8 22. bxc5 Qxc5 23. d4 {
matemastr (2580)-Fitter (2615)/ICC 1998/0-1 (35)}) 9. g3 Bb7 10. Bg2 Qe7 11.
cxd5 $146 (11. O-O Rfd8 (11... Rac8 12. a4 Bc7 13. Re1 Rfd8 14. Qc2 Ba8 15. Re2
Ne8 16. cxd5 Bxd5 17. e4 Bb7 18. Nc4 f6 19. Rae1 e5 20. Nh4 Nd6 21. Nxd6 Bxd6
22. Nf5 Qe6 23. Bh3 Bf8 24. Nh6+ {1-0 Gross,W-Merten,R/xxv/34 1994}) 12. Qc2 (
12. Re1 Rac8 13. Qe2 Bb8 14. cxd5 Nxd5 15. e4 N5f6 16. Nc4 Ne8 17. Qc2 Nd6 18.
Qc3 Qf8 19. a4 Nxc4 20. Qxc4 Qe7 21. Re2 Nf6 22. Rae1 Rd7 23. Qc3 Rcd8 24. Rd2
Bc7 25. Kh1 h6 26. Re3 Qf8 {Gross,W-Merten,R/Chess Game 2005/0-1 (34)}) 12...
Rac8 13. Rfe1 Ng4 14. Re2 Nge5 15. Rae1 dxc4 16. dxc4 Nxf3+ 17. Nxf3 Nf6 18.
Ng5 e5 19. Nf3 Bb8 20. e4 Ne8 21. Bh3 Nd6 22. Bxe5 Rc7 23. Bf4 Bc8 24. Bg2 Be6
25. Ne5 Qe8 {Gross,W-Merten,R/xxvi/26 1995/1-0}) (11. O-O a6 $15) 11... exd5
12. O-O Rfe8 (12... a6 13. Qb3 $15) 13. Nh4 (13. Qc2 a6 14. a4 Qe6 $15) 13...
Be5 (13... Qe6 $5 $15) 14. d4 $11 cxd4 15. exd4 (15. Bxd4 a6 $11) 15... Bc7 (
15... Bb8 16. Bc3 $15) 16. Rc1 Rac8 17. Qa4 Bb8 (17... Qe2 $142 18. Nhf3 a6 $11
) 18. Qd1 (18. Rxc8 $142 $5 Bxc8 19. Nhf3 $11) 18... Qb4 $17 19. Rxc8 Bxc8 20.
Qc2 Qxb5 (20... Bb7 21. Rc1 Qxb5 22. Nf5 $17) 21. Rc1 (21. Nf5 Qe2 $17) 21...
Qa5 (21... Nf8 22. Ba3 Bg4 23. Bxf8 Kxf8 24. Nf5 $17) 22. Nf5 Ba6 (22... Bb7 $5
$17) 23. Bc3 Qa3 24. Qb1 $4 (24. Nb1 Qf8 $11) 24... g6 $4 (24... Bd3 $142 $1
25. Bb4 Qa6 $17) 25. Bb4 $11 Qd3 (25... Bd3 26. Bxa3 Bxb1 27. Ne7+ (27. Nxb1 $6
gxf5 28. Nc3 f4 $16) (27. Rxb1 $6 gxf5 28. f4 Ne4 $11) 27... Rxe7 28. Bxe7 $18)
26. Qxd3 $14 Bxd3 27. Ne7+ {Exerts pressure on the isolated pawn} Kg7 28. Nxd5
Nxd5 29. Bxd5 Nf6 30. Bg2 (30. Bc6 Rd8 31. Nb3 Bd6 32. Bxd6 Rxd6 $11) 30... a5
31. Ba3 (31. Bc3 Bd6 32. d5 b5 $14) 31... b5 (31... Re2 32. Rc8 Nd7 $11 (32...
Rxd2 $4 33. Bf8+ Kh8 34. Bh6+ Ng8 35. Bxd2 $18)) 32. d5 (32. Bf3 $142 $5 $11)
32... Re2 (32... b4 33. Bb2 Re2 $17) 33. Nf3 $2 (33. Rc8 $142 $5 b4 34. Bxb4
axb4 35. Rxb8 Rxd2 36. h3 $19) 33... b4 (33... Nxd5 $143 34. Rc8 Ba7 35. Bf8+
Kf6 36. Rc6+ Re6 37. Rxe6+ fxe6 38. Bd6 $17) 34. Rd1 Bf5 (34... Be4 35. d6 bxa3
36. d7 $19) 35. Bc1 (35. Nd4 Rxa2 36. Nxf5+ gxf5 $19) 35... Rxa2 36. d6 b3 0-1

[Event "Chess Game"]
[Site "?"]
[Date "2005.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "68"]
[EventDate "2005.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Nbd7 6. Nf3 Bd6 7. d3 O-O 8. Nbd2
b6 9. g3 Bb7 10. Bg2 Qe7 11. O-O Rfd8 12. Re1 $146 (12. Qc2 Rac8 (12... Bc7 13.
Rfe1 a6 14. a4 a5 15. Nh4 Ne5 16. Qc3 Rab8 17. d4 Nxc4 18. Nxc4 dxc4 19. Qxc4
Bd5 20. Qc2 Bxg2 21. Kxg2 cxd4 22. Bxd4 Rbc8 23. Qc6 Nd5 24. Qb7 Rb8 25. Qa7 e5
26. e4 Nf4+ 27. gxf4 {Gross,W-Merten,R/Chess Game 2007/0-1 (33)}) 13. Rfe1 Ng4
14. Re2 Nge5 15. Rae1 dxc4 16. dxc4 Nxf3+ 17. Nxf3 Nf6 18. Ng5 e5 19. Nf3 Bb8
20. e4 Ne8 21. Bh3 Nd6 22. Bxe5 Rc7 23. Bf4 Bc8 24. Bg2 Be6 25. Ne5 Qe8 26. Nc6
Rxc6 {Gross,W-Merten,R/xxvi/26 1995/1-0}) (12. cxd5 exd5 (12... Bxd5 $143 13.
e4 $18) (12... Nxd5 $143 13. e4 $14) 13. a4 a6 $15) 12... Rac8 (12... a6 13.
bxa6 Rxa6 14. Qc2 $15) 13. Qe2 (13. Qa4 a6 $11) 13... Bb8 (13... e5 14. Nh4 $11
) 14. cxd5 (14. e4 dxc4 15. dxc4 e5 $11) 14... Nxd5 (14... Bxd5 15. a4 $11) 15.
e4 (15. Nc4 a6 16. bxa6 Bxa6 $11) 15... N5f6 16. Nc4 Ne8 (16... a6 17. a4 $11)
17. Qc2 (17. a4 Nd6 $11) 17... Nd6 18. Qc3 (18. a4 Bc7 $11) 18... Qf8 (18... e5
19. a4 Nxc4 20. dxc4 $11) 19. a4 Nxc4 (19... Bc7 20. Nfd2 $11) 20. Qxc4 (20.
dxc4 Bc7 $11) 20... Qe7 (20... Bc7 21. Bc3 $11) 21. Re2 (21. a5 Qd6 $11) 21...
Nf6 (21... Bc7 22. Bc3 $11) 22. Rae1 (22. a5 e5 $11) 22... Rd7 (22... Bc7 23.
Rc2 $11) 23. Qc3 (23. Rd1 Rcd8 $11) 23... Rcd8 24. Rd2 Bc7 25. Kh1 (25. Qc2 a6
$11) 25... h6 (25... a6 26. bxa6 Bxa6 27. d4 $11) 26. Re3 (26. Qc4 Ng4 27. Kg1
e5 $11) 26... Qf8 (26... a6 27. bxa6 Bxa6 28. d4 $15) 27. h3 Qe7 28. Qc2 (28.
Kg1 a6 $11) 28... Bb8 (28... e5 29. Bc3 $15) 29. Nh4 (29. Ne5 Bxe5 30. Bxe5 Ne8
$11) 29... Rc8 30. f4 (30. Rf3 $5 $11) 30... Nh5 $17 31. f5 $4 (31. Rf2 $142
Nxf4 $1 32. Nf5 exf5 33. gxf4 fxe4 34. Bxe4 Bxe4+ 35. Rxe4 $17) 31... Bxg3 (
31... Qg5 32. Rf3 Nxg3+ 33. Rxg3 Qxg3 34. Nf3 exf5 35. Qc3 $19) 32. fxe6 fxe6
33. Nf3 Bf4 34. Re1 Bxd2 (34... Bxd2 35. Nxd2 Rcd8 $19) 0-1

[Event "Chess Game"]
[Site "?"]
[Date "2005.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "85"]
[EventDate "2005.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
b6 (8... e5 9. cxd5 Nxd5 10. Qb3 N5f6 11. Nc4 Bc7 12. Nfxe5 Nxe5 13. Nxe5 Ba5+
14. Kd1 Bg4+ 15. Be2 Be6 16. Qc2 Qb6 17. Nc4 Qxb5 18. Bxf6 gxf6 19. Rb1 Bb4 20.
a3 Bxc4 21. axb4 Rfd8 22. bxc5 Qxc5 23. d4 {
matemastr (2580)-Fitter (2615)/ICC 1998/0-1 (35)}) (8... a6 9. a4 Qc7 10. Be2
b6 11. h3 Ne5 12. d4 Nxf3+ 13. Nxf3 axb5 14. axb5 Rxa1 15. Qxa1 cxd4 16. Bxd4
Bb7 17. Bxf6 Ra8 18. Qb2 gxf6 19. Qxf6 Bb4+ 20. Nd2 dxc4 21. Qg5+ Kf8 22. O-O
Bxd2 23. Qh6+ {GuestKHNH-GuestNCTL/freechess.org 2017/0-1}) 9. cxd5 $146 (9. g3
Bb7 10. Bg2 Rc8 (10... Qe7 11. O-O Rfd8 12. Re1 Rac8 13. Qe2 Bb8 14. cxd5 Nxd5
15. e4 N5f6 16. Nc4 Ne8 17. Qc2 Nd6 18. Qc3 Qf8 19. a4 Nxc4 20. Qxc4 Qe7 21.
Re2 Nf6 22. Rae1 Rd7 23. Qc3 Rcd8 24. Rd2 Bc7 25. Kh1 {
Gross,W-Merten,R/Chess Game 2005/0-1 (34)}) 11. O-O Qc7 12. Rc1 Rfe8 13. a3 h6
14. Re1 Nf8 15. Qc2 Ng6 16. Qb1 Ng4 17. Bh3 N4e5 18. cxd5 Bxd5 19. e4 Bb7 20.
Qa1 Bf8 21. d4 Nxf3+ 22. Nxf3 Qd7 23. d5 Qxb5 {
Gross,W-Merten,R/xxvii/09 1995/1-0 (35)}) (9. Be2 Re8 10. O-O Bb7 11. Qb3 Ng4
12. Rad1 Qc7 13. h3 Nge5 14. Rfe1 Ng6 15. d4 Rac8 16. Rc1 Qd8 17. Qd3 e5 18.
dxe5 Ndxe5 19. Qf5 Re6 20. Rcd1 Qe8 21. Qc2 d4 22. Nxe5 Nxe5 23. Nf1 Rg6 {
Kreuzer-Jahn/tt Verb-Liga 1984/1-0}) (9. Be2 a6 $11) 9... exd5 10. Be2 Bb7 (
10... a6 11. Qa4 $15) 11. O-O Qe7 12. Re1 Rac8 (12... Rfe8 13. a4 $15) 13. Nh4
(13. a4 Ra8 $11) 13... Bb8 (13... Qe6 14. Nhf3 $15) 14. Bf1 (14. Nf5 Qe6 15.
Bg4 Qe8 $11 (15... Nxg4 $2 16. Qxg4 Be5 17. Bxe5 Qxe5 18. Nh6+ Kh8 19. Qxd7 $18
)) 14... Ne5 {Black prepares the advance c4} (14... a6 15. bxa6 Bxa6 16. Nhf3
$15) 15. g3 (15. Nhf3 Rfe8 $11) 15... Qd7 (15... c4 16. Nf5 Qd7 17. Bh3 $15)
16. Rc1 (16. f4 $142 Ng6 17. Nxg6 fxg6 18. a4 $11) 16... Qxb5 (16... Qe6 $142
$5 $11) 17. Bxe5 $16 Bxe5 18. d4 c4 $2 (18... Qe8 $142 19. dxe5 Qxe5 $16) 19.
dxe5 $18 Nd7 20. Nf5 Rc7 21. a4 (21. Qg4 g6 $18) 21... Qc5 (21... Qb4 22. Qg4
g6 23. Nf3 $18) 22. Nb3 $1 Qa3 (22... cxb3 23. Rxc5 {Pinning} (23. Rxc5 {
Deflection})) 23. Nbd4 Nxe5 (23... a6 24. Qg4 g6 25. e6 $18) 24. Nb5 Qc5 25.
Nxc7 (25. f4 Bc8 26. Nxc7 Bxf5 $18) 25... Qxc7 26. f4 Ng6 (26... g6 27. Nd4 Nc6
28. Nb5 $18) 27. Qd4 f6 28. Bg2 (28. e4 Rc8 $18) 28... Rd8 (28... Qd7 29. e4
$18) 29. Qc3 (29. e4 Qd7 $18) 29... Qd7 (29... a6 30. Red1 $18) 30. Nd4 (30. e4
Rc8 31. Red1 a6 $18) 30... Ne7 (30... Re8 31. e4 $1 dxe4 32. Qxc4+ Bd5 33. Qb5
$18) 31. Qc2 (31. a5 b5 $18) 31... Nc6 32. Qb2 (32. Qd2 Na5 $18) 32... Na5 33.
Qc2 (33. Qb5 Nc6 $18) 33... Nc6 34. Nb5 (34. Qd2 $142 $5 $18) 34... Nb4 35. Qc3
(35. Qb1 Nd3 36. Nxa7 Nxe1 37. Rxe1 d4 38. Qxb6 Bxg2 39. Kxg2 d3 $18) 35... Na2
(35... Nd3 36. Qd4 a6 37. Na3 $16) 36. Qa3 (36. Qd4 Nxc1 37. Rxc1 Bc6 $18)
36... Nxc1 $16 37. Rxc1 Bc6 (37... a6 38. Nd4 $16) 38. Ra1 (38. Nd4 Bb7 $18)
38... Bxb5 $16 39. axb5 Qxb5 40. Qxa7 (40. Rd1 $142 $16) 40... Qb3 $2 (40...
Qc5 $142 $5 $16) 41. Re1 (41. Qe7 $142 Rb8 42. Ra7 (42. Bxd5+ $143 Kh8 $18)
42... Qb1+ 43. Bf1 $18) 41... c3 $4 (41... Qb5 42. Qc7 Rd7 43. Qc8+ Kf7 $18)
42. Qc7 (42. Qe7 Ra8 43. Qe6+ Kh8 44. Bxd5 Qa4 45. Bxa8 Qxa8 46. Qxb6 h6 $18)
42... Rf8 (42... Ra8 43. Qb7 Rd8 $18) 43. Qd6 1-0

[Event "Chess Game"]
[Site "?"]
[Date "2005.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "86"]
[EventDate "2005.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
b6 9. g3 Bb7 10. Bg2 Qe7 11. O-O Rfd8 12. cxd5 $146 (12. Qc2 Bc7 (12... Rac8
13. Rfe1 Ng4 14. Re2 Nge5 15. Rae1 dxc4 16. dxc4 Nxf3+ 17. Nxf3 Nf6 18. Ng5 e5
19. Nf3 Bb8 20. e4 Ne8 21. Bh3 Nd6 22. Bxe5 Rc7 23. Bf4 Bc8 24. Bg2 Be6 25. Ne5
Qe8 26. Nc6 Rxc6 27. bxc6 {Gross,W-Merten,R/xxvi/26 1995/1-0}) 13. Rfe1 a6 14.
a4 a5 15. Nh4 Ne5 16. Qc3 Rab8 17. d4 Nxc4 18. Nxc4 dxc4 19. Qxc4 Bd5 20. Qc2
Bxg2 21. Kxg2 cxd4 22. Bxd4 Rbc8 23. Qc6 Nd5 24. Qb7 Rb8 25. Qa7 e5 26. e4 Nf4+
{Gross,W-Merten,R/Chess Game 2007/0-1 (33)}) (12. Re1 Rac8 13. Qe2 Bb8 14. cxd5
Nxd5 15. e4 N5f6 16. Nc4 Ne8 17. Qc2 Nd6 18. Qc3 Qf8 19. a4 Nxc4 20. Qxc4 Qe7
21. Re2 Nf6 22. Rae1 Rd7 23. Qc3 Rcd8 24. Rd2 Bc7 25. Kh1 h6 26. Re3 Qf8 {
Gross,W-Merten,R/Chess Game 2005/0-1 (34)}) 12... exd5 (12... Bxd5 $143 13. e4
$18) (12... Nxd5 13. e4 Nb4 14. Nc4 $18) 13. Re1 Rac8 (13... a6 14. a4 $15) 14.
Qa4 $11 Bb8 (14... Rc7 15. e4 (15. Qxa7 $4 Ra8 16. Qxa8+ Bxa8 $19) 15... dxe4
16. Nc4 $11) 15. Nh4 (15. Rac1 Re8 $11) 15... Qe6 16. Qc2 (16. Nhf3 Re8 $11)
16... Be5 (16... a6 17. bxa6 Bxa6 18. Nhf3 $11) 17. Bxe5 $11 Nxe5 18. Ndf3 (18.
Nhf3 Nfd7 $11) 18... Nxf3+ (18... a6 19. Nxe5 Qxe5 20. Rab1 $11) 19. Nxf3 c4 (
19... Re8 20. a4 $11) 20. d4 (20. Nd4 Qd7 $14) 20... h6 (20... Re8 21. a4 $11)
21. Qa4 (21. Rac1 Ne4 $11) 21... Rc7 (21... Ra8 22. Ne5 a6 23. bxa6 Rxa6 24.
Qb4 $11) 22. Rac1 (22. Rec1 Ne4 $11) 22... Ne4 (22... Ra8 23. Rc2 $11) 23. Kf1
(23. Re2 Ra8 $15) 23... Bc8 (23... Ra8 24. Kg1 $15) 24. Kg1 (24. Ne5 Qf5 25.
Bxe4 Qxe4 $11) 24... Qf6 $15 25. Qc2 (25. Rc2 Bf5 $15) 25... Bf5 $17 26. Nh4 (
26. Qe2 a6 27. bxa6 b5 $15) 26... Bh7 (26... Nxg3 27. Nxf5 Nxf5 28. Qe2 $17)
27. Qe2 g5 (27... Ra8 $5 $17) 28. Nf3 $11 Qe6 (28... Nd6 29. Qb2 $11) 29. Ne5
Bf5 (29... Re8 30. Qh5 $11) 30. Nc6 (30. f3 $5 Nd6 31. e4 $14) 30... Re8 $11
31. Qh5 $4 (31. Bxe4 $142 Bxe4 32. f3 $11) 31... Bg4 $19 32. Qxg4 Qxg4 33. f3
Qe6 (33... Qf5 34. fxe4 dxe4 35. Rxc4 Qxb5 36. Rec1 $19) 34. fxe4 dxe4 35. Bf1
Kg7 (35... Rxc6 $142 36. bxc6 b5 $19 (36... Qxc6 $6 37. Bxc4 Qa4 38. Bb3 $19))
36. Bxc4 Qd6 37. Bb3 (37. d5 Rec8 $19) 37... f6 (37... Rf8 38. d5 $19) 38. Rf1
h5 (38... Rf8 39. d5 Kg6 40. Rc2 $19) 39. Rc2 (39. d5 Kh8 $19) 39... Rf8 (39...
a6 40. d5 axb5 41. Nd4 $19) 40. Rcf2 a6 $1 41. a4 (41. bxa6 Rxc6 {Deflection})
41... Qa3 $19 42. Rb1 axb5 43. axb5 Rcc8 0-1

[Event "Chess Game"]
[Site "?"]
[Date "2006.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "66"]
[EventDate "2006.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
Qe7 (8... e5 9. cxd5 Nxd5 10. Qb3 N5f6 11. Nc4 Bc7 12. Nfxe5 Nxe5 13. Nxe5 Ba5+
14. Kd1 Bg4+ 15. Be2 Be6 16. Qc2 Qb6 17. Nc4 Qxb5 18. Bxf6 gxf6 19. Rb1 Bb4 20.
a3 Bxc4 21. axb4 Rfd8 22. bxc5 Qxc5 23. d4 {
matemastr (2580)-Fitter (2615)/ICC 1998/0-1 (35)}) (8... a6 9. a4 Qc7 10. Be2
b6 11. h3 Ne5 12. d4 Nxf3+ 13. Nxf3 axb5 14. axb5 Rxa1 15. Qxa1 cxd4 16. Bxd4
Bb7 17. Bxf6 Ra8 18. Qb2 gxf6 19. Qxf6 Bb4+ 20. Nd2 dxc4 21. Qg5+ Kf8 22. O-O
Bxd2 23. Qh6+ {GuestKHNH-GuestNCTL/freechess.org 2017/0-1}) 9. Be2 (9. g3 Rd8
10. Bg2 b6 11. O-O Bb7 12. Qc2 Bc7 13. Rfe1 a6 14. a4 a5 15. Nh4 Ne5 16. Qc3
Rab8 17. d4 Nxc4 18. Nxc4 dxc4 19. Qxc4 Bd5 20. Qc2 Bxg2 21. Kxg2 cxd4 22. Bxd4
Rbc8 23. Qc6 Nd5 {Gross,W-Merten,R/Chess Game 2007/0-1 (33)}) 9... e5 $146 (
9... b6 10. cxd5 exd5 11. O-O Re8 12. Re1 Ne5 13. Rc1 (13. Qb3 Qc7 14. g3 Be6
15. Qa4 Bf5 16. Nxe5 Bxe5 17. d4 cxd4 18. Rac1 Qd7 19. Bxd4 Bxd4 20. Qxd4 Ne4
21. a4 Nc5 22. a5 h6 23. Rxc5 bxc5 24. Qxc5 Rac8 25. Qd4 Qb7 26. a6 Qd7 27. Rd1
Bc2 {Gross,W-Merten,R/Chess Game 2006/0-1 (32)}) 13... Bd7 14. Qb3 Rad8 15. Bf1
Bg4 16. Be2 Qc7 17. h3 Be6 18. Qa4 Bf5 19. Nxe5 Bxe5 20. d4 Bh2+ 21. Kh1 c4 22.
f4 Bg3 23. Nf3 Rxe3 24. Ne5 {Gross,W-Merten,R/Chess Game 2006/0-1}) (9... a6
10. bxa6 bxa6 11. Rb1 $11) 10. cxd5 $11 Nxd5 11. O-O (11. Qb3 N5f6 $11) 11...
b6 (11... Nc7 12. Qb3 $11) 12. Nc4 (12. Qb3 Bb7 $11) 12... Bc7 (12... a6 13. a4
$11) 13. Re1 (13. Qb3 Bb7 $11) 13... Bb7 (13... Rd8 14. Qb3 $11) 14. e4 (14.
Qb3 a6 15. a4 axb5 16. axb5 Rfd8 $11) 14... Nf4 $15 15. Bf1 (15. Qc2 a6 16. a4
Qf6 $15) 15... Rfe8 (15... a6 16. a4 $15) 16. Qb3 (16. g3 Ng6 $15) 16... a5 (
16... Qf6 17. g3 Ng6 18. Bg2 $15) 17. a4 (17. g3 Ne6 $15) 17... Rad8 (17... Qe6
18. g3 Qg6 19. Kh1 $15) 18. Ne3 (18. g3 Ng6 $15) 18... Qe6 (18... Bd6 19. Nf5
Qf6 20. Qc2 $15) 19. Qc3 (19. Qxe6 Rxe6 20. Nc4 Rg6 $11) 19... f6 (19... Bd6
20. Rac1 $15) 20. Qc2 (20. Be2 Nxe2+ 21. Rxe2 Nf8 $15) 20... Kh8 21. Nf5 (21.
Rac1 Bd6 $11) 21... Qf7 (21... Nd5 22. Rac1 $11) 22. d4 (22. Bc1 $5 $11) 22...
exd4 $15 23. N3xd4 (23. Bxd4 Qh5 24. Ng3 Nh3+ 25. gxh3 Qxf3 $15) 23... Ne5 $17
(23... cxd4 24. Qxc7 Ne5 25. Qxb6 Nh3+ 26. gxh3 Nf3+ 27. Kh1 Nxe1 28. Rxe1
Bxe4+ 29. Rxe4 $18) 24. Ne2 $4 (24. Nc6 $5 Nxc6 25. bxc6 Bxc6 26. f3 $17) 24...
Nfd3 (24... Nh3+ $142 $1 25. gxh3 Nf3+ 26. Kh1 Nxe1 27. Rxe1 Bxe4+ 28. Qxe4
Rxe4 $19) 25. Neg3 Nxe1 26. Rxe1 Rd7 (26... Qe6 27. f4 Nf7 28. Bc4 $11) 27. f4
$17 Ng6 28. Bc4 $2 (28. Nxg7 $142 $5 Kxg7 29. Bc4 $17) 28... Qf8 $19 29. Nh5 (
29. Bc1 Bxf4 30. Bxf4 Nxf4 $19) 29... Nxf4 (29... Bxf4 $6 30. Nfxg7 Rd2 31. Qc3
Rxe4 32. Rxe4 Bxe4 33. Ne6 Rxb2 34. Qxb2 $15) 30. Nhxg7 (30. Nxf4 Bxf4 31. Bc3
Be5 $19) 30... Rxg7 31. g3 (31. Nxg7 Qxg7 32. g3 $19) 31... Rg5 32. e5 (32. Kf1
Nh3 33. Bd3 $19) 32... Nh3+ (32... fxe5 $142 33. Rd1 Nh3+ 34. Kf1 Rxf5+ 35. Ke1
$19) 33. Kf1 fxe5 (33... fxe5 34. Bd3 c4 $19) 0-1

[Event "Chess Game"]
[Site "?"]
[Date "2006.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "52"]
[EventDate "2006.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
Qe7 9. Be2 b6 10. cxd5 exd5 11. O-O Re8 12. Re1 Ne5 13. Rc1 $146 (13. Qb3 Qc7
14. g3 Be6 15. Qa4 Bf5 16. Nxe5 Bxe5 17. d4 cxd4 18. Rac1 Qd7 19. Bxd4 Bxd4 20.
Qxd4 Ne4 21. a4 Nc5 22. a5 h6 23. Rxc5 bxc5 24. Qxc5 Rac8 25. Qd4 Qb7 26. a6
Qd7 27. Rd1 Bc2 {Gross,W-Merten,R/Chess Game 2006/0-1 (32)}) (13. Nxe5 Bxe5 14.
d4 Bd6 $11) 13... Bd7 (13... Neg4 14. Nf1 a6 15. h3 $15) 14. Qb3 $11 Rad8 (
14... Neg4 15. h3 Nxf2 16. Nf1 $15 (16. Kxf2 $4 Qxe3+ 17. Kf1 Bg3 18. Bd4 cxd4
19. Ne4 Nxe4 20. dxe4 Qf2#)) 15. Bf1 (15. Bxe5 Bxe5 16. Nxe5 Qxe5 $11) 15...
Bg4 (15... Nxf3+ 16. Nxf3 Bg4 17. Be2 $15) 16. Be2 (16. Bxe5 Bxe5 17. Nxe5 Qxe5
$11) 16... Qc7 (16... d4 17. Nxe5 Bxe5 18. Bf3 $15) 17. h3 (17. Qa4 a6 $11)
17... Be6 (17... Bf5 18. Bxe5 Bxe5 19. Nxe5 Qxe5 20. Nf3 $11) 18. Qa4 Bf5 (
18... Nfd7 19. Nd4 Ng6 20. Qc2 $14) 19. Nxe5 (19. Bxe5 Bxe5 20. Nxe5 Rxe5 $11)
19... Bxe5 $14 (19... Rxe5 $143 20. Bxe5 Bxe5 21. Nf3 $16) 20. d4 (20. Bxe5
Rxe5 21. Qf4 Bc8 $11) 20... Bh2+ $11 21. Kh1 c4 (21... Ne4 $142 22. Nxe4 Bxe4
$11 (22... Rxe4 $143 23. Bd3 $16)) 22. f4 $2 (22. Ba3 $142 $11) 22... Bg3 $19
23. Nf3 $2 (23. Red1 Bf2 24. Nxc4 dxc4 25. Rxc4 $19) 23... Rxe3 24. Ne5 (24.
Rcd1 Ne4 25. Bc1 Rxe2 26. Rxe2 Nc3 $19) 24... Ne4 25. Ng4 (25. Kg1 $19) 25...
Bxg4 26. hxg4 Qxf4 (26... Qxf4 27. Bxc4 Nf2+ 28. Kg1 Bh2+ 29. Kf1 Nxg4#) 0-1

[Event "Chess Game"]
[Site "?"]
[Date "2006.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "64"]
[EventDate "2006.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
Qe7 9. Be2 b6 10. cxd5 exd5 11. O-O Re8 12. Re1 Ne5 13. Qb3 $146 (13. Rc1 Bd7
14. Qb3 Rad8 15. Bf1 Bg4 16. Be2 Qc7 17. h3 Be6 18. Qa4 Bf5 19. Nxe5 Bxe5 20.
d4 Bh2+ 21. Kh1 c4 22. f4 Bg3 23. Nf3 Rxe3 24. Ne5 Ne4 25. Ng4 Bxg4 26. hxg4
Qxf4 {0-1 Gross,W-Merten,R/Chess Game 2006}) (13. Nxe5 Bxe5 14. d4 Bd6 $11)
13... Qc7 (13... Bf5 14. a4 $11) 14. g3 (14. Nxe5 Bxe5 15. Bxe5 Qxe5 $11) 14...
Be6 15. Qa4 (15. Qc2 Neg4 $15) 15... Bf5 (15... a6 16. Nxe5 Bxe5 17. Bxe5 Qxe5
18. bxa6 $15) 16. Nxe5 $11 Bxe5 17. d4 cxd4 18. Rac1 Qd7 (18... dxe3 19. Rxc7
exd2 20. Rd1 Bxc7 21. Rxd2 $11) 19. Bxd4 (19. Nf3 Bd6 20. Nxd4 Ne4 $14) 19...
Bxd4 $11 20. Qxd4 Ne4 (20... Rac8 21. Nf3 $11) 21. a4 (21. Red1 Rac8 $11) 21...
Nc5 (21... Nxd2 22. Qxd2 Be4 23. Rc3 $11) 22. a5 (22. Red1 Ne6 23. Qh4 Rac8 $11
) 22... h6 (22... Rac8 $11) 23. Rxc5 (23. Red1 $142 $5 $11) 23... bxc5 $15 24.
Qxc5 Rac8 25. Qd4 Qb7 (25... Rc2 26. Ra1 $15) 26. a6 Qd7 27. Rd1 (27. b6 axb6
28. Qxb6 Qa4 $15) 27... Bc2 (27... Rc2 28. b6 axb6 29. Qxb6 $15) 28. Rc1 Bf5
29. Rd1 Rc2 30. g4 (30. b6 axb6 31. Qxb6 $15) 30... Be4 (30... Bg6 31. Kg2 $17)
31. f3 (31. Nxe4 $142 $5 Rxe2 32. Nc3 $15) 31... Bg6 $17 32. f4 Be4 0-1

[Event "Chess Game"]
[Site "?"]
[Date "2007.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "66"]
[EventDate "2007.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
Qe7 9. g3 Rd8 10. Bg2 b6 11. O-O Bb7 12. Qc2 Bc7 $146 (12... Rac8 13. Rfe1 Ng4
14. Re2 Nge5 15. Rae1 dxc4 16. dxc4 Nxf3+ 17. Nxf3 Nf6 18. Ng5 e5 19. Nf3 Bb8
20. e4 Ne8 21. Bh3 Nd6 22. Bxe5 Rc7 23. Bf4 Bc8 24. Bg2 Be6 25. Ne5 Qe8 26. Nc6
Rxc6 27. bxc6 {Gross,W-Merten,R/xxvi/26 1995/1-0}) (12... a6 13. bxa6 Rxa6 14.
Rfb1 $15) 13. Rfe1 (13. cxd5 Nxd5 14. Ne4 a6 $15) 13... a6 $15 14. a4 (14. bxa6
Rxa6 15. cxd5 Nxd5 $15) 14... a5 (14... e5 15. bxa6 Rxa6 16. Reb1 $15) 15. Nh4
(15. Rad1 dxc4 16. Nxc4 Rac8 $11) 15... Ne5 (15... Rab8 16. Rac1 $11) 16. Qc3 (
16. f4 Ned7 $11) 16... Rab8 (16... d4 17. exd4 cxd4 18. Qc2 Bxg2 19. Kxg2 $11 (
19. Nxg2 $143 Qb4 20. Rad1 Nxd3 21. Qxd3 Qxb2 $17)) 17. d4 (17. f4 Neg4 18.
cxd5 exd5 $11) 17... Nxc4 (17... cxd4 18. exd4 Nxc4 19. Nxc4 dxc4 20. Bxb7 Rxb7
21. Qxc4 $15) 18. Nxc4 $15 dxc4 19. Qxc4 (19. Bxb7 cxd4 20. Qxc4 Rxb7 21. Bxd4
Bd6 $15) 19... Bd5 (19... Bxg2 20. Nxg2 cxd4 21. Bxd4 $15) 20. Qc2 (20. Bxd5
exd5 (20... Rxd5 $6 21. e4 Rh5 22. Nf3 $11) 21. Qc2 c4 $11) 20... Bxg2 21. Kxg2
cxd4 22. Bxd4 Rbc8 23. Qc6 $2 (23. Rac1 $142 $5 $15) 23... Nd5 (23... Bxg3 24.
Bxf6 Qxf6 25. hxg3 Rxc6 26. bxc6 $19) 24. Qb7 $17 Rb8 25. Qa7 (25. Qc6 $142
Rdc8 26. Nf5 $19) 25... e5 $4 (25... Rd7 $142 26. e4 Nb4 $19) 26. e4 $15 Nf4+
27. gxf4 exd4 (27... Qxh4 28. Be3 $15) 28. Nf5 Qd7 29. Rac1 (29. Rad1 $142 $5
d3 30. Re3 $11) 29... Bxf4 $17 30. Ne7+ Kf8 (30... Kh8 31. Qxd7 Rxd7 32. Nc6
$17) 31. Qxd7 Rxd7 32. Rc8+ $4 (32. Nc6 $142 Re8 33. Rc4 $17) 32... Kxe7 $19
33. Rxb8 (33. Rc4 d3 34. h4 Kf6 $19) 33... Bxb8 0-1

[Event "Chess Game"]
[Site "?"]
[Date "2007.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "57"]
[EventDate "2007.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
Re8 (8... e5 9. cxd5 Nxd5 10. Qb3 N5f6 11. Nc4 Bc7 12. Nfxe5 Nxe5 13. Nxe5 Ba5+
14. Kd1 Bg4+ 15. Be2 Be6 16. Qc2 Qb6 17. Nc4 Qxb5 18. Bxf6 gxf6 19. Rb1 Bb4 20.
a3 Bxc4 21. axb4 Rfd8 22. bxc5 Qxc5 23. d4 {
matemastr (2580)-Fitter (2615)/ICC 1998/0-1 (35)}) (8... a6 9. a4 Qc7 10. Be2
b6 11. h3 Ne5 12. d4 Nxf3+ 13. Nxf3 axb5 14. axb5 Rxa1 15. Qxa1 cxd4 16. Bxd4
Bb7 17. Bxf6 Ra8 18. Qb2 gxf6 19. Qxf6 Bb4+ 20. Nd2 dxc4 21. Qg5+ Kf8 22. O-O
Bxd2 23. Qh6+ {GuestKHNH-GuestNCTL/freechess.org 2017/0-1}) (8... b6 9. g3 Bb7
10. Bg2 Qe7 11. O-O Rfd8 12. Re1 Rac8 13. Qe2 Bb8 14. cxd5 Nxd5 15. e4 N5f6 16.
Nc4 Ne8 17. Qc2 Nd6 18. Qc3 Qf8 19. a4 Nxc4 20. Qxc4 Qe7 21. Re2 Nf6 22. Rae1
Rd7 23. Qc3 {Gross,W-Merten,R/Chess Game 2005/0-1 (34)}) 9. Be2 b6 10. O-O Bb7
11. cxd5 $146 (11. Qb3 Ng4 12. Rad1 Qc7 13. h3 Nge5 14. Rfe1 Ng6 15. d4 Rac8
16. Rc1 Qd8 17. Qd3 e5 18. dxe5 Ndxe5 19. Qf5 Re6 20. Rcd1 Qe8 21. Qc2 d4 22.
Nxe5 Nxe5 23. Nf1 Rg6 24. e4 Nd7 25. Bg4 Rc7 {
Kreuzer-Jahn/tt Verb-Liga 1984/1-0}) (11. Qc2 a6 $11) 11... exd5 $15 (11...
Bxd5 $2 12. e4 $18) 12. Re1 Ne5 (12... a6 13. a4 $15) 13. Qa4 (13. Bxe5 Bxe5
14. Nxe5 Rxe5 $11) 13... a6 (13... Nxf3+ 14. Bxf3 a6 15. bxa6 Rxa6 16. Qb5 $11)
14. bxa6 (14. Bxe5 Bxe5 15. Nxe5 Rxe5 $11) 14... Bxa6 (14... Rxa6 15. Qh4 Ng6
16. Bxf6 Nxh4 17. Bxd8 Nxf3+ 18. Nxf3 Rxd8 19. Reb1 $17) 15. Qb3 Nxf3+ 16. Nxf3
(16. Bxf3 Be5 17. Bxe5 Rxe5 $11) 16... Be7 (16... Bb7 17. Bc3 $15) 17. a4 (17.
Reb1 b5 $11) 17... Bb7 (17... Bc8 18. Be5 $11) 18. a5 Nd7 (18... bxa5 19. Bxf6
Bxf6 20. Qxb7 Bxa1 21. Rxa1 $11) 19. axb6 (19. Ne5 Nxe5 20. Bxe5 Bh4 $16) 19...
Qxb6 $11 20. Qxb6 Nxb6 21. Be5 (21. Reb1 Bd8 $11) 21... Nd7 22. Rab1 (22. Bc3
Bf6 23. Bxf6 Nxf6 $11) 22... Bc6 23. Bc3 (23. Rec1 Ra2 24. Bd1 Nxe5 25. Nxe5
Ba8 $11) 23... Bd6 (23... Ra2 24. Rb2 Rea8 25. Kf1 $15) 24. h3 (24. Ra1 Rxa1
25. Rxa1 d4 $15) 24... Reb8 (24... Ra3 25. Rbc1 $15) 25. Kf1 (25. Rxb8+ Rxb8
26. Ra1 Rb3 $15) 25... f6 26. Rxb8+ Rxb8 27. Ra1 (27. Rc1 Kf7 $15) 27... Ne5 (
27... Rb3 $5 28. Be1 Bb5 $15) 28. Ra6 $11 Rb1+ 29. Be1 1/2-1/2

[Event "Chess Game"]
[Site "?"]
[Date "2008.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "56"]
[EventDate "2008.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
Re8 (8... e5 9. cxd5 Nxd5 10. Qb3 N5f6 11. Nc4 Bc7 12. Nfxe5 Nxe5 13. Nxe5 Ba5+
14. Kd1 Bg4+ 15. Be2 Be6 16. Qc2 Qb6 17. Nc4 Qxb5 18. Bxf6 gxf6 19. Rb1 Bb4 20.
a3 Bxc4 21. axb4 Rfd8 22. bxc5 Qxc5 23. d4 {
matemastr (2580)-Fitter (2615)/ICC 1998/0-1 (35)}) (8... a6 9. a4 Qc7 10. Be2
b6 11. h3 Ne5 12. d4 Nxf3+ 13. Nxf3 axb5 14. axb5 Rxa1 15. Qxa1 cxd4 16. Bxd4
Bb7 17. Bxf6 Ra8 18. Qb2 gxf6 19. Qxf6 Bb4+ 20. Nd2 dxc4 21. Qg5+ Kf8 22. O-O
Bxd2 23. Qh6+ {GuestKHNH-GuestNCTL/freechess.org 2017/0-1}) (8... b6 9. g3 Bb7
10. Bg2 Qe7 11. O-O Rfd8 12. Re1 Rac8 13. Qe2 Bb8 14. cxd5 Nxd5 15. e4 N5f6 16.
Nc4 Ne8 17. Qc2 Nd6 18. Qc3 Qf8 19. a4 Nxc4 20. Qxc4 Qe7 21. Re2 Nf6 22. Rae1
Rd7 23. Qc3 {Gross,W-Merten,R/Chess Game 2005/0-1 (34)}) 9. Be2 b6 10. O-O Bb7
11. cxd5 $146 (11. Qb3 Ng4 12. Rad1 Qc7 13. h3 Nge5 14. Rfe1 Ng6 15. d4 Rac8
16. Rc1 Qd8 17. Qd3 e5 18. dxe5 Ndxe5 19. Qf5 Re6 20. Rcd1 Qe8 21. Qc2 d4 22.
Nxe5 Nxe5 23. Nf1 Rg6 24. e4 Nd7 25. Bg4 Rc7 {
Kreuzer-Jahn/tt Verb-Liga 1984/1-0}) (11. a4 Qc7 $11) 11... exd5 $15 (11...
Bxd5 $2 12. e4 $18) 12. Qa4 (12. Qc2 Qe7 $15) 12... a6 13. bxa6 (13. Rfb1 Qe7
$15) 13... Bxa6 14. Qb3 b5 (14... d4 15. Ng5 Qe7 16. Bf3 dxe3 17. Bxa8 exd2 18.
Bf3 $15) 15. Rfe1 c4 (15... Qa5 16. a4 $11) 16. dxc4 bxc4 (16... dxc4 17. Qc2
Nc5 18. a4 $11) 17. Qd1 (17. Qc3 Nc5 $15) 17... Qc7 (17... Nc5 18. Qc2 $15) 18.
Rc1 (18. Qc2 $5 $15) 18... Bb5 $17 19. Bxc4 $4 (19. Ra1 $142 $17) 19... dxc4
$19 20. Nxc4 (20. Rb1 Nd5 21. Ba1 $19) 20... Bxc4 21. Rxc4 Bxh2+ $1 22. Nxh2
Qxc4 23. a3 Rac8 (23... Ne5 24. Qe2 $19) 24. Qf3 (24. Nf3 Red8 $19) 24... Qc2 (
24... Qb3 25. Bd4 Qxa3 26. Ng4 $19) 25. Bd4 Rc4 (25... Ne5 26. Qd1 $19) 26. Rf1
(26. Ra1 Ne5 27. Qd1 Qf5 $19) 26... h6 (26... Qg6 27. Rd1 $19) 27. Ng4 Qg6 (
27... Nxg4 28. Qxg4 Ne5 29. Qg3 $19) 28. Nxf6+ Nxf6 0-1

[Event "40-05"]
[Site "?"]
[Date "2002.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "78"]
[EventDate "2002.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
Qe7 (8... e5 9. cxd5 Nxd5 10. Qb3 N5f6 11. Nc4 Bc7 12. Nfxe5 Nxe5 13. Nxe5 Ba5+
14. Kd1 Bg4+ 15. Be2 Be6 16. Qc2 Qb6 17. Nc4 Qxb5 18. Bxf6 gxf6 19. Rb1 Bb4 20.
a3 Bxc4 21. axb4 Rfd8 22. bxc5 Qxc5 23. d4 {
matemastr (2580)-Fitter (2615)/ICC 1998/0-1 (35)}) 9. g3 Ng4 $146 (9... b6 10.
Bg2 Bb7 11. O-O Rfe8 12. Qc2 (12. Re1 Rad8 13. Qa4 Bb8 14. Qd1 e5 15. cxd5 Bxd5
16. e4 Be6 17. Nc4 Bg4 18. Qc2 h6 19. h3 Bh5 20. Nh4 Nh7 21. Nf5 Qe6 22. a4 Ng5
23. Nd2 f6 24. g4 Bg6 25. Ne3 Nf8 26. Nd5 Qd7 {
Gross,W-Merten,R/xxvii/03 1995/0-1 (37)}) 12... h6 13. Rfe1 Rac8 14. a4 Bb8 15.
Rad1 Ng4 16. Re2 Nge5 17. Rde1 Red8 18. Kh1 dxc4 19. dxc4 Nf6 20. Kg1 Ng6 21.
Qc3 Rd7 22. e4 e5 23. Bh3 Rcd8 24. Bxd7 {
Gross,W-Merten,R/xxvii/11 1995/1-0 (38)}) (9... Rd8 10. Bg2 b6 11. O-O Bb7 12.
Qc2 Bc7 13. Rfe1 a6 14. a4 a5 15. Nh4 Ne5 16. Qc3 Rab8 17. d4 Nxc4 18. Nxc4
dxc4 19. Qxc4 Bd5 20. Qc2 Bxg2 21. Kxg2 cxd4 22. Bxd4 Rbc8 23. Qc6 Nd5 24. Qb7
{Gross,W-Merten,R/Chess Game 2007/0-1 (33)}) (9... a6 10. a4 $15) 10. Bg2 $11
Nge5 (10... a6 11. a4 $11) 11. Qc2 (11. Qb3 a6 12. Nxe5 Nxe5 $14) 11... dxc4 (
11... a6 12. Nxe5 Bxe5 13. d4 cxd4 14. exd4 $14) 12. Nxc4 (12. Nxe5 Nxe5 13.
Nxc4 Nxc4 14. dxc4 e5 $14) 12... Nxf3+ (12... Nxc4 $5 13. dxc4 e5 $14) 13. Bxf3
$16 Rd8 (13... f6 14. Be4 $16) 14. O-O Rb8 (14... Bc7 15. Rfd1 $16) 15. Rfe1 (
15. Rad1 Bc7 $16) 15... b6 16. Qc3 (16. Qe2 e5 $16) 16... f6 $14 17. Rad1 (17.
Be4 Bb7 $14) 17... Bb7 (17... Ne5 18. Nxe5 Bxe5 19. d4 $14) 18. Bxb7 (18. Nxd6
$143 Bxf3 19. Nc4 Bxd1 20. Rxd1 e5 $19) 18... Rxb7 19. Nxd6 (19. f4 a6 20. Qb3
Ra7 $14) 19... Qxd6 20. d4 (20. f4 a6 21. bxa6 Ra7 $14) 20... Qe7 (20... Rc7
$142 $14) 21. d5 (21. Qc4 $142 $5 $14) 21... exd5 $15 22. Rxd5 Ne5 23. e4 $4 (
23. Red1 $142 Rxd5 24. Rxd5 $15) 23... Rxd5 $19 24. exd5 Nf3+ $3 25. Qxf3 Qxe1+
26. Kg2 Rd7 27. Qg4 Qe7 (27... Rd6 28. Bc3 Qe7 29. Qf4 $19) 28. Bxf6 Qf7 29. d6
(29. Be5 Qxd5+ 30. Kh3 g6 $19 (30... Qxe5 $6 31. Qxd7 Qe4 32. Qxa7 $11)) 29...
Qd5+ (29... h5 $142 30. Qe2 gxf6 $19) 30. Kh3 (30. f3 Qxd6 31. Bc3 Qd3 $19)
30... Qxd6 31. f4 (31. Bc3 Qd5 $19) 31... Qd5 (31... h5 $142 32. Qxh5 gxf6 33.
Qg6+ Kh8 34. Qe8+ Kg7 $19) 32. Be5 Qf7 33. a4 (33. Bc3 g6 34. Kh4 Qe7+ 35. Kh3
Rd5 $19) 33... h5 34. Qg5 (34. Qe2 Qf5+ 35. Kg2 Rd3 $19) 34... Rd2 (34... c4 $5
35. f5 $19) 35. f5 Rd5 36. Qf4 Rd7 (36... g6 $142 $19) 37. Kg2 $4 (37. Bc3 $19)
37... Qd5+ 38. Kh3 Re7 39. Bc3 (39. Bxg7 Rxg7 40. a5 bxa5 $19) 39... Qe4 (39...
Qe4 40. Qxe4 Rxe4 $19) 0-1

[Event "40-09"]
[Site "?"]
[Date "2003.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "66"]
[EventDate "2003.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
Qc7 (8... e5 9. cxd5 Nxd5 10. Qb3 N5f6 11. Nc4 Bc7 12. Nfxe5 Nxe5 13. Nxe5 Ba5+
14. Kd1 Bg4+ 15. Be2 Be6 16. Qc2 Qb6 17. Nc4 Qxb5 18. Bxf6 gxf6 19. Rb1 Bb4 20.
a3 Bxc4 21. axb4 Rfd8 22. bxc5 Qxc5 23. d4 {
matemastr (2580)-Fitter (2615)/ICC 1998/0-1 (35)}) (8... Qe7 9. Be2 b6 10. cxd5
exd5 11. O-O Re8 12. Re1 Ne5 13. Rc1 Bd7 14. Qb3 Rad8 15. Bf1 Bg4 16. Be2 Qc7
17. h3 Be6 18. Qa4 Bf5 19. Nxe5 Bxe5 20. d4 Bh2+ 21. Kh1 c4 22. f4 Bg3 23. Nf3
{Gross,W-Merten,R/Chess Game 2006/0-1}) 9. g3 Ng4 $146 (9... b6 10. Bg2 Ne5 11.
Qc2 (11. Nxe5 Bxe5 12. d4 cxd4 13. Nf3 Bd6 14. Bxd4 Qxc4 15. a4 Ne4 16. Nd2 Bb4
{0-1 Gross,W-Merten,R/xxviii/06 1996}) 11... Bb7 12. O-O Nfd7 13. Ng5 h6 14.
Nh3 dxc4 15. dxc4 Bxg2 16. Kxg2 Rfd8 17. f4 Ng4 18. Qc3 Bf8 19. Nf2 Nxf2 20.
Rxf2 Qb7+ 21. Kg1 Nf6 22. Qc2 Be7 23. e4 Rd7 24. Re2 {
Gross,W-Merten,R/xxviii/04 1996 (51)}) (9... Re8 10. Bg2 Ne5 11. Nxe5 Bxe5 12.
d4 cxd4 13. exd4 Bd6 14. c5 Be7 15. O-O Qa5 16. a4 Bd7 17. Re1 Rac8 18. Nb3 Qd8
19. Qd3 Ne4 20. Rxe4 dxe4 21. Bxe4 f5 22. Bxb7 Rb8 23. Bf3 Bf6 24. Bc3 {
wiking-carlos81/internet 2010/1-0 (32)}) (9... Ne5 10. Nxe5 Bxe5 11. d4 cxd4
12. exd4 Bd6 13. c5 Be7 14. Bg2 Bd7 15. a4 Ne8 16. O-O f5 17. Qe2 Nf6 18. Rfc1
Ng4 19. Bxd5 exd5 20. Qxe7 Rae8 21. Qd6 Qxd6 22. cxd6 Re2 23. Rc2 f4 {
0-1 Gross,W-Merten,R/xxviii/02 1996}) (9... a6 10. bxa6 Rxa6 11. Be2 $15) 10.
Bg2 $11 Nde5 (10... a6 11. bxa6 Rxa6 12. O-O $11) 11. Qc2 (11. Nxe5 Nxe5 (11...
Bxe5 $2 12. d4 $18) 12. Qb3 dxc4 13. dxc4 f5 $14) 11... dxc4 (11... a6 12. Nxe5
Nxe5 13. bxa6 Rxa6 14. O-O $11) 12. dxc4 $14 a6 (12... Rd8 13. O-O $14) 13. O-O
Bd7 $2 (13... axb5 14. cxb5 f5 15. Rfd1 $14) 14. a4 (14. Ne4 $142 $5 Nxf3+ 15.
Bxf3 $16) 14... axb5 (14... f5 15. Nxe5 Bxe5 16. Rfd1 $14) 15. axb5 h6 (15...
f5 16. Nxe5 Bxe5 17. h3 Bxb2 18. Qxb2 $16) 16. Rfd1 (16. Ne4 $142 Rxa1 17. Rxa1
$16) 16... Rfd8 $4 (16... Rxa1 $142 17. Bxa1 Rd8 $16) 17. Rxa8 $18 Rxa8 18. Qc3
(18. Ne4 $142 Nxf3+ 19. Bxf3 $18) 18... Nxf3+ (18... Be8 19. h3 Nxf3+ 20. Nxf3
$16 (20. Bxf3 $6 Be5 21. Qc2 Bxb2 22. Qxb2 Nxe3 $11)) 19. Nxf3 (19. Bxf3 $143
Be5 20. Qc2 Bxb2 21. Qxb2 Nf6 $14) 19... Nf6 20. Qd3 Ne8 21. e4 (21. Bc3 $16)
21... f6 (21... Rd8 $142 $5 $16) 22. e5 $1 $18 fxe5 (22... Bxe5 23. Qxd7 {
Pinning} (23. Qxd7 {Deflection})) (22... fxe5 23. Nxe5) 23. Bxe5 $1 Bxe5 24.
Qxd7 Qxd7 25. Rxd7 Bc7 $2 (25... Ra1+ 26. Bf1 Bc7 27. Nh4 $16) 26. Re7 (26. Bh3
$142 e5 27. Be6+ Kh7 28. Re7 $18) 26... Ra1+ $16 27. Bf1 Kf8 28. Rxe6 Nd6 (
28... Nf6 29. Ne5 Bxe5 30. Rxe5 $16) 29. Kg2 (29. Ne5 $16) 29... Rc1 (29... Kf7
30. Re1 Rxe1 31. Nxe1 $16) 30. b6 Bb8 (30... Bxb6 31. Rxd6 {Deflection}) 31.
Ne5 $16 Nf5 $2 (31... Nc8 $16) 32. Nd7+ $4 (32. Bd3 $142 Bxe5 33. Rxe5 $18 (33.
Bxf5 $6 Bf6 $16)) 32... Kf7 $14 33. Re2 (33. Re4 Bd6 $14) 33... Bd6 1/2-1/2

[Event "40-11"]
[Site "?"]
[Date "2003.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "83"]
[EventDate "2003.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
Qe7 9. g3 b6 10. Bg2 Bb7 11. O-O Rfd8 12. Qc2 Rac8 (12... Bc7 13. Rfe1 a6 14.
a4 a5 15. Nh4 Ne5 16. Qc3 Rab8 17. d4 Nxc4 18. Nxc4 dxc4 19. Qxc4 Bd5 20. Qc2
Bxg2 21. Kxg2 cxd4 22. Bxd4 Rbc8 23. Qc6 Nd5 24. Qb7 Rb8 25. Qa7 e5 26. e4 Nf4+
27. gxf4 {Gross,W-Merten,R/Chess Game 2007/0-1 (33)}) 13. Rfe1 Ng4 14. Re2 Nge5
15. cxd5 $146 (15. Rae1 dxc4 16. dxc4 Nxf3+ 17. Nxf3 Nf6 18. Ng5 e5 19. Nf3 Bb8
20. e4 Ne8 21. Bh3 Nd6 22. Bxe5 Rc7 23. Bf4 Bc8 24. Bg2 Be6 25. Ne5 Qe8 26. Nc6
Rxc6 27. bxc6 Nxc4 28. c7 {1-0 Gross,W-Merten,R/xxvi/26 1995}) 15... exd5 (
15... Nxf3+ 16. Nxf3 exd5 17. a4 $11) 16. Nh4 $14 Qe6 17. f4 Ng4 18. Rae1 Be7
19. Qa4 (19. Nhf3 h6 $14) 19... Bxh4 (19... c4 $5 20. dxc4 Nc5 $15) 20. gxh4
$11 Qh6 (20... Ndf6 $142 $11) 21. f5 (21. Bf3 Ngf6 $11 (21... Qxh4 $2 22. Bxg4
(22. Qxa7 Rc7 $17) 22... Qxg4+ 23. Rg2 $18)) 21... Ngf6 (21... c4 $5 22. dxc4
Nc5 $17) 22. Qxa7 (22. h3 Ra8 23. Nc4 a6 $15) 22... Rc7 $11 23. Qa3 (23. Qa4 c4
24. dxc4 Qxh4 $11) 23... Ra8 24. Qc3 (24. Qb3 Qxh4 25. e4 d4 $11) 24... Qxh4
$15 25. Nf3 (25. e4 d4 26. Qc2 Ng4 $15) 25... Qh5 $17 26. e4 Rcc8 27. e5 (27.
Nd2 $5 d4 28. Qb3 $15) 27... d4 $17 28. Qd2 (28. Nxd4 $142 Nd5 29. Qc4 cxd4 30.
Qxd4 $17) 28... Bxf3 $19 (28... Rxa2 $2 29. exf6 Nxf6 30. Qf4 $18) 29. Bxf3 (
29. exf6 Nxf6 30. Bxf3 Qxf3 $19) 29... Qxf3 30. exf6 (30. Rf2 Qg4+ 31. Rg2 Qxf5
32. exf6 Qxf6 $19 (32... Nxf6 $6 33. Rg5 Qd7 34. Rxg7+ Kh8 35. Re5 $19)) 30...
Nxf6 31. Rf1 Qd5 (31... Qh3 32. Bc1 Re8 33. a3 $19) 32. Qg5 (32. Bc1 c4 33. Rg2
Ne8 $19 (33... Qxb5 34. Qh6 Nh5 35. Qxh5 $18)) 32... Kh8 33. Rg2 (33. a3 Qb3
34. Qg3 Nd5 $19) 33... Rg8 34. a3 Rae8 (34... Qb3 35. Qg3 $19) 35. Bc1 Qb3 36.
Qh4 $6 (36. Rg3 $19) 36... Re3 (36... Qxd3 $142 37. a4 c4 $19) 37. Bxe3 $14
dxe3 38. Re2 $4 (38. Qc4 $142 Qxa3 39. Re1 $14) 38... Qxd3 $19 39. Rfe1 Re8 (
39... Nd5 $142 $19) 40. Rxe3 $4 (40. Qg3 $142 Nd5 41. f6 $19) 40... Qd4 (40...
Rxe3 $142 41. Rxe3 Qxe3+ 42. Qf2 Qxa3 $19) 41. Qf2 (41. Qxd4 $142 Rg8 42. Qd6
$18) 41... Ng4 $4 (41... Rf8 $142 42. Rg3 Qa4 $11) 42. Rxe8# 1-0

[Event "40-15"]
[Site "?"]
[Date "2003.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "68"]
[EventDate "2003.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
b6 9. g3 Bb7 10. Bg2 Qe7 11. O-O Rac8 12. Re1 Rfd8 13. Qa4 $146 (13. Qe2 Bb8
14. cxd5 Nxd5 15. e4 N5f6 16. Nc4 Ne8 17. Qc2 Nd6 18. Qc3 Qf8 19. a4 Nxc4 20.
Qxc4 Qe7 21. Re2 Nf6 22. Rae1 Rd7 23. Qc3 Rcd8 24. Rd2 Bc7 25. Kh1 h6 26. Re3
Qf8 27. h3 Qe7 {Gross,W-Merten,R/Chess Game 2005/0-1 (34)}) (13. a4 Bc7 $11)
13... Bb8 (13... Ra8 $5 $11) 14. Rac1 $14 Qd6 (14... Re8 15. Re2 $14) 15. cxd5
$16 exd5 (15... Nxd5 16. Nc4 Qe7 17. Rcd1 $16) 16. Qh4 (16. Bh3 Qe7 $16) 16...
Re8 17. Qa4 (17. e4 d4 $14) 17... Rcd8 (17... Red8 18. e4 dxe4 19. dxe4 $14)
18. Qc2 (18. Bh3 Qe7 $14) 18... Ng4 (18... a6 19. a4 $11) 19. Nh4 (19. d4 Rc8
$14) 19... Nh6 (19... Qe6 20. h3 Ngf6 21. Qa4 $11) 20. Ba1 (20. d4 Rc8 21. dxc5
Rxc5 $14) 20... Qe6 $11 21. Nhf3 (21. d4 Rc8 $11) 21... f6 22. a4 (22. Qa4 Nf7
$11) 22... Ne5 (22... Ng4 23. Bc3 $11) 23. Qb3 (23. d4 Nxf3+ 24. Bxf3 Rc8 25.
dxc5 Rxc5 $11) 23... Qf7 (23... c4 24. dxc4 dxc4 25. Qa2 Bxf3 26. Nxf3 $11) 24.
Qc2 (24. Bxe5 Bxe5 25. Nxe5 fxe5 $11) 24... Bc8 (24... Qg6 25. Nxe5 Bxe5 26.
Bxe5 fxe5 27. a5 $11) 25. Bf1 (25. Nxe5 fxe5 26. e4 Rf8 $11) 25... Nhg4 (25...
Bf5 26. Nh4 Neg4 27. Nxf5 Nxf5 28. e4 $14) 26. h3 (26. d4 Nxf3+ 27. Nxf3 Bd6
$11) 26... Nh6 (26... Nxf3+ 27. Nxf3 Ne5 28. Nd2 $15) 27. d4 (27. Nxe5 Bxe5 (
27... Rxe5 $143 28. Bxe5 fxe5 29. Bg2 $16) 28. d4 cxd4 29. exd4 Bd6 $11) 27...
Nxf3+ $15 28. Nxf3 c4 (28... Bf5 29. Qa2 c4 30. Nd2 $15) 29. Nd2 (29. e4 Qh5
30. Nh2 Qg6 $15) 29... Qh5 (29... Re7 30. e4 Qg6 31. Bg2 $11) 30. Qd1 (30. e4
Bxh3 31. exd5 Bf5 32. Qxc4 Ng4 $17) 30... Qg6 $15 31. e4 (31. Bg2 Nf7 32. h4
Bg4 $15) 31... dxe4 32. Bxc4+ $2 (32. Nxc4 $5 Bf4 33. Rc3 $17) 32... Kh8 $17
33. Bf1 $4 (33. Qc2 $142 Bxg3 34. fxg3 Qxg3+ 35. Kh1 Qxh3+ 36. Kg1 Qg4+ 37. Kf1
Qf4+ 38. Kg1 Qg3+ 39. Kh1 $19) 33... e3 $1 $19 34. Rxe3 (34. Rxe3 Nf5 {
Double attack} (34... Nf5 {Decoy})) (34. fxe3 Qxg3+ {Double attack} (34... Bxg3
{Deflection}) (34... Qxg3+ {Decoy})) 34... Rxe3 (34... Rxe3 35. Nf3 Ree8 $19)
0-1

[Event "40-17"]
[Site "?"]
[Date "2003.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "82"]
[EventDate "2003.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
b6 9. g3 Bb7 10. Bg2 Qe7 11. O-O Rad8 $146 (11... Rfe8 12. Qc2 Rad8 13. Rae1 e5
14. Nh4 Qe6 15. f4 e4 16. dxe4 Nxe4 17. Nxe4 dxe4 18. Rf2 Be7 19. f5 Qh6 20.
Bxe4 Bxe4 21. Qxe4 Bg5 22. Qb7 Bxe3 23. Kg2 Bxf2 24. Rxe8+ Rxe8 25. Qxd7 Qe3
26. Kh3 {Gross,W-Merten,R/xxvi/28 1995/0-1}) (11... Rfd8 12. cxd5 (12. Qc2 Rac8
13. Rfe1 Ng4 14. Re2 Nge5 15. Rae1 dxc4 16. dxc4 Nxf3+ 17. Nxf3 Nf6 18. Ng5 e5
19. Nf3 Bb8 20. e4 Ne8 21. Bh3 Nd6 22. Bxe5 Rc7 23. Bf4 Bc8 24. Bg2 Be6 25. Ne5
Qe8 26. Nc6 Rxc6 {Gross,W-Merten,R/xxvi/26 1995/1-0}) 12... exd5 13. Re1 Rac8
14. Qa4 Bb8 15. Nh4 Qe6 16. Qc2 Be5 17. Bxe5 Nxe5 18. Ndf3 Nxf3+ 19. Nxf3 c4
20. d4 h6 21. Qa4 Rc7 22. Rac1 Ne4 23. Kf1 Bc8 24. Kg1 Qf6 25. Qc2 Bf5 26. Nh4
{Gross,W-Merten,R/Chess Game 2005/0-1 (43)}) (11... a6 12. Qb3 $15) 12. Qc2 (
12. a4 Bc7 $11) 12... Bb8 (12... Ng4 13. a4 $11) 13. Rfe1 (13. Qa4 h5 $14)
13... Ng4 (13... a6 14. bxa6 Bxa6 15. a4 $11) 14. cxd5 exd5 15. Nh4 (15. e4 d4
$14) 15... f5 (15... Qe6 16. Ndf3 $11) 16. Qb3 (16. h3 Nh6 $14) 16... Qf7 17.
Rac1 (17. h3 Nge5 18. Qc2 Bd6 $11) 17... Kh8 (17... Qe6 18. Qa3 $14) 18. h3 $14
Nh6 (18... Nge5 19. Qa3 $14) 19. Nhf3 (19. f4 c4 20. dxc4 Nc5 $16) 19... Qg6 (
19... Qe7 20. Qa3 $14) 20. Kh2 (20. e4 fxe4 21. dxe4 dxe4 22. Nxe4 Bxe4 $14)
20... Qh5 $14 21. Ba1 (21. Qa4 Nf7 $14) 21... Nf6 (21... Nf7 22. Kg1 $14) 22.
Kg1 Nf7 23. Qa4 (23. Rb1 Rfe8 $11) 23... Ng5 (23... Rfe8 24. Nh4 $11) 24. Nxg5
Qxg5 25. Nf3 (25. Be5 Bxe5 26. Nf3 Qh5 27. Nxe5 Qe8 28. Qxa7 Qxe5 29. Qxb7 Rb8
$14) 25... Qh5 $14 26. Ne5 Rd6 (26... Qe8 27. Nc6 Bxc6 28. bxc6 $14) 27. Nc6
Qe8 $2 (27... Bxc6 $142 28. bxc6 Qe8 $14) 28. Be5 $4 (28. Nxb8 $142 Qxb8 29.
Be5 $18) 28... Rxc6 $4 (28... Bxc6 $142 29. Bxd6 Bxb5 30. Qxb5 Qxb5 31. Bxf8
Qe8 32. Bxc5 bxc5 33. Rxc5 Bd6 $19) 29. Bxb8 $11 Rc8 (29... Re6 30. Bxa7 Rf7
31. Qf4 Qxb5 32. a4 $11) 30. Bf4 (30. Bd6 Rf7 $14) 30... Ra8 (30... a6 $142 31.
Rb1 Qd7 $14) 31. e4 (31. d4 $142 c4 32. Rxc4 dxc4 33. Bxb7 $16) 31... fxe4 $15
32. dxe4 dxe4 33. f3 $2 (33. Qb3 Bd5 34. Qb2 Qe6 $17) 33... a6 (33... Nh5 34.
Bd6 Rf6 35. Bf4 Nxf4 36. gxf4 $19) 34. Qb3 (34. Qc2 axb5 35. fxe4 $19) 34...
Qxb5 (34... axb5 $142 $5 35. Rcd1 c4 $19) 35. fxe4 $15 Nh5 (35... Rac8 36. Rcd1
$15) 36. Bd6 (36. Bc7 $11) 36... Rfe8 (36... Rfd8 $5 37. e5 Bxg2 38. Kxg2 Qc6+
39. Qf3 Rac8 $11) 37. Qf7 $14 Rad8 (37... Qc6 $142 38. Rcd1 Nf6 $14) 38. Qxh5
$4 (38. Rcd1 c4 39. a4 $16 (39. Qxb7 Rxd6 40. Rxd6 Qc5+ 41. Kh2 Qxd6 $11))
38... Rxd6 $17 39. e5 (39. Qf7 Qc6 $17) 39... Rh6 40. Qe2 Bxg2 (40... Bc6 41.
Rcd1 $17) 41. Qxg2 (41. Qxb5 $5 axb5 42. Kxg2 $17) 41... Rhe6 $19 0-1

[Event "41-06"]
[Site "?"]
[Date "2004.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "76"]
[EventDate "2004.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
b6 9. g3 Bb7 10. Bg2 Rc8 11. O-O Qe7 12. Re1 Rfd8 13. Rc1 $146 (13. Qe2 Bb8 14.
cxd5 Nxd5 15. e4 N5f6 16. Nc4 Ne8 17. Qc2 Nd6 18. Qc3 Qf8 19. a4 Nxc4 20. Qxc4
Qe7 21. Re2 Nf6 22. Rae1 Rd7 23. Qc3 Rcd8 24. Rd2 Bc7 25. Kh1 h6 26. Re3 Qf8
27. h3 Qe7 {Gross,W-Merten,R/Chess Game 2005/0-1 (34)}) 13... Nf8 (13... a5 14.
Qa4 $11) 14. Ba1 (14. Qa4 Ng6 $16) 14... Ng6 (14... N8d7 15. Qa4 $11) 15. Qa4 (
15. cxd5 exd5 (15... Bxd5 $2 16. e4 $18) 16. Qa4 a6 17. Bxf6 gxf6 18. bxa6 Ra8
$11) 15... Qc7 (15... Ra8 16. cxd5 exd5 17. e4 dxe4 18. Bxf6 gxf6 19. Nxe4 $14)
16. Bxf6 $14 (16. Qxa7 $4 Ra8 17. Qxa8 Rxa8 $19) 16... gxf6 17. cxd5 (17. Qxa7
$4 Ra8 18. Qxa8 Rxa8 $19) 17... Bxd5 18. e4 (18. Red1 Kg7 $14) 18... Bb7 $11
19. Rc4 (19. d4 Qb8 $11) 19... Be5 (19... a6 20. bxa6 Ra8 21. d4 $15) 20. d4 (
20. Bf1 a6 $15) 20... Bxd4 $15 21. Nxd4 Rxd4 22. Rxd4 cxd4 23. Qxd4 Rd8 24. Qb2
Qe5 (24... Ne5 25. Rc1 Qe7 26. Rc2 $15) 25. Qxe5 Nxe5 26. Nf3 (26. Nb3 $5 $11)
26... Nc4 (26... Nd3 27. Rd1 Bxe4 28. Ne1 Bxg2 29. Nxg2 $15) 27. Rc1 (27. Bf1
Nd6 28. Nd4 Bxe4 $15) 27... Na3 (27... Bxe4 28. Ne5 Bxg2 29. Nxc4 $19) 28. e5
fxe5 (28... Bxf3 29. Bxf3 fxe5 30. Rc7 Nxb5 31. Rb7 $17) 29. Nxe5 $15 Bxg2 30.
Kxg2 Nxb5 (30... Rd5 31. Nc6 Rd7 32. Ne5 $15) 31. Nc6 (31. a4 Nd6 $11) 31...
Rd6 (31... Rd3 $5 $15) 32. a4 $11 Nd4 (32... Na3 33. Nxa7 Rd4 34. Nc8 $11) 33.
Nxa7 Kg7 (33... Rd7 $142 $5 34. Rd1 Rxa7 35. Rxd4 Rc7 $11) 34. Nc8 $16 Rd5 (
34... Rd7 35. Nxb6 Rb7 36. Rb1 $16) 35. Nxb6 Ra5 36. Rc4 Nb3 (36... e5 37. f4
$16) 37. Rg4+ (37. Rb4 Nc5 $18) 37... Kf6 38. Rf4+ (38. Rb4 Nc5 $18) 38... Ke7
$16 0-1

[Event "41-08"]
[Site "?"]
[Date "2004.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "72"]
[EventDate "2004.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
b6 9. g3 Bb7 10. Bg2 Qc7 (10... Qe7 11. O-O Rfd8 12. Re1 Rac8 13. Qe2 Bb8 14.
cxd5 Nxd5 15. e4 N5f6 16. Nc4 Ne8 17. Qc2 Nd6 18. Qc3 Qf8 19. a4 Nxc4 20. Qxc4
Qe7 21. Re2 Nf6 22. Rae1 Rd7 23. Qc3 Rcd8 24. Rd2 Bc7 25. Kh1 {
Gross,W-Merten,R/Chess Game 2005/0-1 (34)}) 11. O-O Rfd8 $146 (11... Rfe8 12.
Rc1 h6 13. Qc2 Rac8 14. a4 Be7 15. cxd5 Nxd5 16. Ne4 Nb4 17. Qb1 Bd5 18. Nfd2
Qb7 19. Bc3 f5 20. Bxb4 cxb4 21. Bh3 Nf8 22. g4 fxe4 23. dxe4 Bc6 24. bxc6 Rxc6
25. Nb3 Rec8 26. Bg2 {Gross,W-Merten,R/xxviii/10 1996}) (11... Rad8 12. Rc1
Rfe8 13. Re1 e5 14. Qc2 d4 15. exd4 exd4 16. Rxe8+ Rxe8 17. Re1 Rxe1+ 18. Nxe1
Bxg2 19. Nxg2 Ne5 {1/2-1/2 Gross,W-Merten,R/xxvi/20 1995}) (11... a6 12. a4 $15
) 12. Rc1 (12. Qc2 $15) 12... Ne5 (12... a6 13. a4 $15) 13. cxd5 (13. Nxe5 Bxe5
14. d4 Bd6 $14) 13... Bxd5 (13... Nxd3 14. Bxf6 gxf6 15. Rc3 $15) 14. Qc2 (14.
Qe2 Nxf3+ 15. Bxf3 Bxf3 16. Nxf3 Qe7 $11) 14... Nxf3+ 15. Nxf3 (15. Bxf3 Be7
$11) 15... Nd7 (15... e5 16. e4 Bb7 17. Ra1 $11) 16. e4 (16. Qc3 e5 $11) 16...
Bb7 (16... Bxa2 $4 17. Qa4 a6 18. bxa6 $18 (18. Qxa2 $6 axb5 19. Qb3 b4 $18))
17. Qc3 f6 (17... Bf8 18. Qb3 $11) 18. Qb3 (18. Nd4 Be5 19. Qc4 Nf8 20. Nxe6
Nxe6 21. Qxe6+ Qf7 22. Qxf7+ Kxf7 23. Bxe5 fxe5 $14) 18... Nf8 19. Bh3 (19.
Rfe1 $5 $14) 19... Qf7 $11 20. Bg2 (20. a4 e5 21. Rc3 Qxb3 22. Rxb3 Kf7 $15)
20... Rac8 (20... e5 $5 $15) 21. Rc4 (21. Rfe1 e5 $11) 21... Qd7 (21... Nd7 22.
Ra4 $14) 22. Ra4 $14 Bb8 23. Ra3 (23. Rd1 Qf7 $14) 23... Kh8 (23... c4 24. dxc4
Bxe4 25. Nd4 Bxg2 26. Kxg2 $11) 24. Qc4 Qe7 (24... e5 25. Nh4 $14) 25. Nh4 (25.
Bh3 Re8 $16) 25... Nd7 (25... Rd7 26. Re1 $16) 26. Bh3 (26. f4 Rf8 $16) 26...
Re8 27. f4 Rcd8 28. Nf3 {White plans e5} (28. Bg4 Qf7 $16) 28... Bc8 (28... Nf8
29. Bg4 $16) 29. Qc2 (29. Bg4 Bb7 $16) 29... Nf8 (29... Bb7 $5 $14) 30. e5 $16
Nd7 (30... f5 31. d4 $16) 31. exf6 Nxf6 32. Ng5 (32. Re1 $5 $16) 32... h6 33.
Nf3 Nd5 (33... Bb7 34. Qe2 $14) 34. Be5 (34. Re1 Qd7 35. Qc4 Nb4 $16) 34...
Bxe5 (34... Ne3 35. Qf2 c4 $14 (35... Nxf1 $2 36. Bxb8 Nxg3 37. hxg3 $18 (37.
Qxg3 $6 c4 38. Rxa7 Bb7 $16))) 35. Nxe5 $16 (35. fxe5 $2 Ne3 36. Qc1 Nxf1 37.
Bxf1 Qd7 $19) 35... Qf6 (35... Nb4 36. Qe2 Kg8 37. Bg2 $16) 36. Rxa7 (36. Qb3
Re7 $18) 36... Rf8 (36... Rf8 37. Re1 Kg8 $18) 0-1

[Event "41-10"]
[Site "?"]
[Date "2004.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "50"]
[EventDate "2004.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
Qe7 9. g3 b6 10. Bg2 Bb7 11. O-O Rac8 12. Re1 Rfd8 13. cxd5 exd5 14. Nh4 $146 (
14. Qa4 Bb8 15. Nh4 Qe6 16. Qc2 Be5 17. Bxe5 Nxe5 18. Ndf3 Nxf3+ 19. Nxf3 c4
20. d4 h6 21. Qa4 Rc7 22. Rac1 Ne4 23. Kf1 Bc8 24. Kg1 Qf6 25. Qc2 Bf5 26. Nh4
Bh7 27. Qe2 g5 28. Nf3 Qe6 {Gross,W-Merten,R/Chess Game 2005/0-1 (43)}) 14...
Bb8 (14... Qe6 15. e4 dxe4 16. Nxe4 Nxe4 17. Bxe4 Bxe4 18. Rxe4 $16) 15. Bh3 (
15. e4 d4 $16) 15... Rc7 (15... c4 $5 16. Qc2 cxd3 17. Qxd3 Be5 $14) 16. Nf5 (
16. e4 dxe4 17. Nxe4 Bxe4 (17... Nxe4 $2 18. Nf5 Qf8 19. Bxg7 $18 (19. dxe4 $6
f6 20. Qe2 c4 $16) (19. Rxe4 Bxe4 20. Bxg7 Bxf5 21. Bxf8 Bxh3 $14)) 18. dxe4
Ne5 $14 (18... Nxe4 $143 19. Nf5 Qe6 20. Bxg7 $18)) 16... Qf8 17. Qa4 (17. Nh6+
Kh8 18. Qe2 $14) 17... Rcc8 (17... c4 18. dxc4 dxc4 19. Nxc4 $11) 18. Qh4 (18.
e4 d4 $16) 18... Be5 19. d4 cxd4 20. exd4 Bd6 21. Nxd6 (21. Nf3 Rc2 22. Rab1
Bb4 $14) 21... Qxd6 $11 22. a4 (22. Rab1 $11) 22... Rc2 $4 (22... Qb4 $142 23.
Bc1 Re8 $15) 23. Ba3 $16 Qc7 24. Nf3 (24. Rac1 Rc8 $16) 24... h6 (24... Ne4 25.
Qe7 Nf8 26. Rac1 Qxe7 27. Bxe7 Rxc1 28. Rxc1 $18 (28. Bxd8 Rxe1+ 29. Nxe1 Nc3
$15)) 25. Re7 $4 (25. Bf5 $142 Rc4 26. Rac1 $16) 25... Qc3 $19 (25... Qc3 26.
Rc1 Rxc1+ (26... Qxf3 27. Rxc2 Qd1+ 28. Kg2 Qxc2 29. Rxd7 Rxd7 30. Bxd7 $19)
27. Bxc1 Qxc1+ (27... Qxf3 $143 28. Be3 Bc8 29. Qf4 Qd1+ 30. Kg2 $19) 28. Kg2
Bc8 $19) 0-1

[Event "41-12"]
[Site "?"]
[Date "2004.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "64"]
[EventDate "2004.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Nbd7 6. Nf3 Bd6 7. d3 O-O 8. Nbd2
b6 9. g3 Bb7 10. Bg2 Qc7 (10... Qe7 11. O-O Rfd8 12. Re1 Rac8 13. Qe2 Bb8 14.
cxd5 Nxd5 15. e4 N5f6 16. Nc4 Ne8 17. Qc2 Nd6 18. Qc3 Qf8 19. a4 Nxc4 20. Qxc4
Qe7 21. Re2 Nf6 22. Rae1 Rd7 23. Qc3 Rcd8 24. Rd2 Bc7 25. Kh1 {
Gross,W-Merten,R/Chess Game 2005/0-1 (34)}) 11. O-O Rfd8 $146 (11... Rfe8 12.
Rc1 h6 13. Qc2 Rac8 14. a4 Be7 15. cxd5 Nxd5 16. Ne4 Nb4 17. Qb1 Bd5 18. Nfd2
Qb7 19. Bc3 f5 20. Bxb4 cxb4 21. Bh3 Nf8 22. g4 fxe4 23. dxe4 Bc6 24. bxc6 Rxc6
25. Nb3 Rec8 26. Bg2 {Gross,W-Merten,R/xxviii/10 1996}) (11... Rad8 12. Rc1
Rfe8 13. Re1 e5 14. Qc2 d4 15. exd4 exd4 16. Rxe8+ Rxe8 17. Re1 Rxe1+ 18. Nxe1
Bxg2 19. Nxg2 Ne5 {1/2-1/2 Gross,W-Merten,R/xxvi/20 1995}) (11... a6 12. a4 $15
) 12. Qe2 (12. Qc2 a6 $11) 12... Rac8 (12... a6 13. a4 $11) 13. a4 $11 Re8 (
13... a6 14. e4 dxe4 15. Nxe4 Nxe4 16. dxe4 $11) 14. Qd1 (14. a5 h6 $14) 14...
Ne5 (14... Ra8 15. a5 $11) 15. cxd5 (15. Nxe5 Bxe5 16. Bxe5 Qxe5 $11) 15...
exd5 (15... Nxd5 $143 16. Nxe5 Bxe5 17. Bxe5 Qxe5 18. Nc4 $14) (15... Nxd3 $2
16. Bxf6 gxf6 17. Ne4 $18) 16. Bh3 Rcd8 (16... Nfd7 $142 17. Nxe5 Bxe5 18. Bxe5
Rxe5 $11) 17. Qb1 (17. Nxe5 $142 $5 Bxe5 18. d4 cxd4 19. Rc1 $14) 17... Nxf3+
$17 18. Nxf3 d4 19. e4 Bc8 (19... c4 $142 $5 20. Bxd4 Nxe4 21. dxc4 Bc5 22.
Bxc5 Qxc5 $17 (22... bxc5 $143 23. Qc2 $14)) 20. Bg2 $11 Ng4 21. Nh4 (21. Qc2
Bb7 $11) 21... Be7 (21... c4 22. dxc4 d3 23. Bc3 $17) 22. Nf3 $11 f5 (22... Bd7
23. Qc2 $11) 23. exf5 Bxf5 24. Qa2+ Kh8 25. Rad1 (25. Qc4 Bf6 26. Rae1 Rc8 $11)
25... Bf6 $15 26. Bc1 (26. Qb3 $15) 26... Re7 (26... Be6 27. Qc2 $15) 27. Ng5 (
27. Bf4 Qd7 $11) 27... Rf8 (27... Ne5 28. Bf4 Bxd3 29. Ne6 $15) 28. h3 (28. Ne4
$5 $11) 28... Ne5 $15 {Attacks the isolani on d3} 29. Ne4 $2 (29. Qa3 $15)
29... Qd7 $4 (29... Nxd3 $5 30. Nxf6 gxf6 31. Qc4 $19) 30. Nxf6 $2 (30. g4 $142
$5 Bxe4 31. Bxe4 $14) 30... gxf6 $17 (30... Rxf6 $6 31. Bg5 Bxd3 32. Bxf6 Bxf1
33. Bxe7 Bxg2 34. Kxg2 Qb7+ 35. Kg1 Nf3+ 36. Kf1 Nh2+ 37. Kg1 Nf3+ 38. Kf1 Nh2+
39. Kg1 Nf3+ $11) 31. Bc6 $2 (31. Bh6 $142 Rg8 32. Rfe1 $17) 31... Nxc6 $19 32.
bxc6 Qxc6 (32... Qxc6 33. f3 Bxh3 $19) 0-1

[Event "xxvi/14"]
[Site "?"]
[Date "1995.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "56"]
[EventDate "1995.??.??"]

1. b4 e6 2. Bb2 Nf6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d4 b6 (7... O-O
8. cxd5 exd5 9. dxc5 Nxc5 10. Be2 $11) 8. Nbd2 (8. Nc3 dxc4 9. Bxc4 Bb7 $11)
8... Bb7 (8... O-O 9. Be2 $11) 9. Bd3 (9. cxd5 Bxd5 10. Qe2 cxd4 $11) 9... O-O
(9... cxd4 10. exd4 dxc4 11. Nxc4 Bb4+ 12. Nfd2 $15) 10. O-O (10. cxd5 exd5 11.
dxc5 bxc5 $11) 10... Qe7 (10... cxd4 11. exd4 (11. Bxd4 $2 e5 $19) 11... Qb8
12. Re1 $11) 11. a4 (11. cxd5 exd5 (11... Bxd5 $143 12. e4 $16) 12. dxc5 bxc5
$11) 11... e5 (11... cxd4 12. exd4 (12. Bxd4 $2 e5 $19) 12... a6 13. Ne5 $11)
12. dxe5 Nxe5 13. Be2 (13. Bxe5 Bxe5 14. Nxe5 Qxe5 $11) 13... Rfe8 (13... Nxc4
14. Nxc4 dxc4 15. Qc2 $11) 14. Re1 (14. Nxe5 Bxe5 15. Bxe5 Qxe5 $11) 14... Rad8
(14... Neg4 15. Qb3 $15) 15. Qc2 (15. Bxe5 Bxe5 16. Nxe5 Qxe5 $15) 15... Bb8 (
15... d4 16. Nxe5 Qxe5 17. g3 $15) 16. Nh4 (16. Bxe5 $142 $5 Bxe5 17. Nxe5 Qxe5
18. Bf3 $11) 16... dxc4 $17 17. Nxc4 Be4 18. Qb3 Nd3 (18... Nxc4 $142 19. Bxc4
Ng4 $17) 19. Red1 $2 (19. Rf1 Nxb2 20. Qxb2 Ng4 21. Bxg4 Qxh4 $19) 19... Nxb2 (
19... Ng4 $142 $1 20. g3 Ndxf2 21. Bxg4 Nxg4 (21... Nxd1 $6 22. Bxd1 Rd3 23.
Qc2 $15) 22. Rxd8 Qxd8 $19) 20. Qxb2 $15 Bd5 (20... Nd7 21. g3 $15) 21. Nf3 Qe6
(21... Qe4 22. Qb1 $15) 22. Ncd2 (22. Qc2 Qe4 23. Bd3 Qg4 $11) 22... Qf5 (22...
Ng4 $142 23. Qc3 Qf5 $15) 23. Nh4 $2 (23. Bc4 Bb7 $15) 23... Qe6 $4 (23...
Bxh2+ $142 $5 24. Kf1 Qe6 $19) 24. Nhf3 $17 Qg4 (24... Ng4 $5 25. Qc3 Qf5 $15)
25. h3 (25. Qc2 Qh5 26. h3 Rd7 $11) 25... Qe6 (25... Qg6 26. Rac1 $11) 26. Rac1
(26. Qc2 Rd7 $11) 26... h6 (26... Re7 $142 $11) 27. Bc4 $4 (27. Qc2 $142 $11)
27... Bxc4 $19 28. Rxc4 (28. Nxc4 Rxd1+ 29. Rxd1 Qxc4 30. Qa1 $19) 28... Qxc4
$5 (28... Qxc4 29. Ra1 Qd3 $19) 0-1

[Event "xxvi/06"]
[Site "?"]
[Date "1994.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "51"]
[EventDate "1994.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. a4 O-O 8. Nc3 (
8. cxd5 Nxd5 9. Na3 Be7 $11) 8... b6 (8... Re8 9. Qb3 $15) 9. Be2 (9. cxd5 exd5
10. Be2 Re8 $11) 9... Bb7 (9... dxc4 10. Bxc4 Bb7 11. d4 $15) 10. O-O (10. cxd5
exd5 11. O-O Rc8 $11) 10... Re8 (10... dxc4 11. Bxc4 Qc7 12. Be2 $15) 11. h3 (
11. cxd5 exd5 12. d4 c4 $11) 11... Ne5 (11... Qe7 12. d3 $15) 12. Nxe5 $11 Bxe5
13. f4 (13. a5 dxc4 14. Bxc4 bxa5 $11) 13... Bc7 (13... Bxc3 14. Bxc3 Ne4 15.
a5 Nxc3 16. dxc3 bxa5 17. Qa4 $15) 14. Bf3 $11 Rb8 15. cxd5 exd5 16. Qc2 (16.
Ne2 Qe7 $11) 16... d4 $15 17. Nd1 dxe3 (17... Ne4 18. Bxe4 Rxe4 19. d3 $15) 18.
dxe3 (18. Nxe3 a6 $11) 18... Nd5 (18... Be4 19. Bxe4 Nxe4 20. Rf3 $15) 19. Qf2
(19. Ra3 Qe7 $11) 19... Bd6 (19... Qe7 20. Qg3 f5 21. Rc1 $11) 20. Qg3 {
Threatening mate: Qxg7} Bf8 (20... f6 21. Rf2 $11) 21. e4 $14 Nb4 (21... Nf6
22. Nf2 $14) 22. Nf2 (22. Be5 Rc8 23. Bg4 Ra8 $14) 22... Qe7 {Now all is on e4}
23. Ng4 Red8 $4 (23... Kh8 24. f5 Qg5 $16) 24. Nh6+ $18 Kh8 25. Nf5 Qc7 (25...
f6 26. Nxe7 Bxe7 $18) 26. Bxg7+ (26. Bxg7+ Bxg7 27. Qxg7#) 1-0

[Event "40-07"]
[Site "?"]
[Date "2003.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "76"]
[EventDate "2003.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Be2
Ng4 $146 (8... Qc7 9. Nbd2 Re8 10. O-O e5 11. cxd5 Nxd5 12. Qb3 N7f6 13. Nc4
Bg4 14. h3 Bh5 15. Rac1 Rac8 16. Rfd1 Nb6 17. Nxd6 Qxd6 18. Qa3 Qc7 19. g4 Bg6
20. d4 Nfd7 21. Nxe5 Nxe5 22. dxe5 Nd7 23. f4 {
Kaenel,H-Weber,S/CH 1967/1-0 (31)}) (8... b6 9. Qc2 (9. Nc3 Bb7 10. Qc2 Qc7 11.
h3 Rad8 12. a4 Ne5 {De Visser,A-Lomholt Hansen/corr (year?) 0}) 9... Bb7 10.
O-O $2 Rc8 11. Nbd2 Bb8 12. a4 e5 13. Nh4 dxc4 14. dxc4 e4 15. Nf5 Qe8 16. f4
Qe6 17. Ng3 Rfe8 18. Qc3 Rcd8 19. h3 Bc7 20. Rfd1 Qe7 21. a5 Bb8 22. Bg4 Qf8
23. Bf5 {Hoebel,H (2445)-Zunke,J (2275)/corr ICCF EU/EM/M/003 2002/1-0 (38)}) (
8... dxc4 9. dxc4 Qc7 10. Qd3 (10. O-O b6 11. Nbd2 Bb7 12. Qc2 Ng4 13. g3 f5
14. Ng5 Rae8 15. Bxg4 h6 16. Bh5 hxg5 17. Bxe8 Rxe8 18. f4 g4 19. Rad1 Be7 20.
a4 a5 21. Kf2 Kf7 22. e4 g6 23. Rfe1 Rg8 24. exf5 gxf5 {
Schmidt,T-Heinrich,H/Spree op 1997/0-1 (58)}) 10... b6 11. O-O Bb7 12. Nbd2
Rad8 13. Rfd1 Ne5 14. Qa3 Nxf3+ 15. Nxf3 Bxf3 16. Bxf3 Bxh2+ 17. Kf1 Rxd1+ 18.
Rxd1 Bd6 19. Bxf6 gxf6 20. g4 Rd8 21. Ke2 Bf8 22. Rxd8 Qxd8 23. Qxa7 {
marekt-LeHorla/ChessWorld.net 2013/1/2-1/2 (44)}) (8... Qc7 9. Nc3 $15) 9. Nbd2
(9. Nc3 d4 10. exd4 cxd4 11. Nxd4 Nxf2 (11... Nxh2 $2 12. g3 $18) 12. Kxf2 Qh4+
13. g3 Qxd4+ 14. Kg2 Rd8 $14) 9... f5 (9... a6 10. a4 $11) 10. cxd5 (10. h3
Ngf6 $11) 10... exd5 11. Qb3 Nb6 (11... Ngf6 12. O-O $11) 12. h3 Nf6 13. O-O
Be6 (13... Re8 14. a4 Nbd7 15. a5 $11) 14. Ng5 $14 Bd7 15. a4 Qe8 $2 (15... h6
$142 16. Ngf3 Be6 $11) 16. a5 $18 Nc8 17. Bxf6 Rxf6 18. Qxd5+ (18. a6 $142 $5
Nb6 19. axb7 $18) 18... Kh8 $16 19. Qxb7 (19. Nc4 $142 Bxb5 20. Qxb7 $16) 19...
Rb8 $11 20. Qd5 Rxb5 (20... h6 $142 $5 21. Ngf3 Be6 $11) 21. Qa2 (21. d4 Ne7
22. Qa2 cxd4 23. Bxb5 Bxb5 $16) 21... h6 (21... Bc7 22. Nc4 $16) 22. Ngf3 Be6 (
22... Ne7 23. Nc4 Bc7 24. Nfe5 $16) 23. Nc4 (23. Qc2 Rb4 $16) 23... Bc7 24. Qd2
(24. Qa4 Nd6 $16) 24... Qd8 (24... Nd6 $142 $16) 25. a6 $4 (25. d4 cxd4 26.
Nxd4 Bxc4 27. Bxc4 Rxa5 28. Rxa5 Bxa5 $16) 25... Nb6 $4 (25... Bxc4 $142 26.
dxc4 Qxd2 27. Nxd2 Rb2 $19) 26. Na3 (26. Nce5 Bd5 $16) 26... Rb3 (26... Rb4 27.
d4 $16) 27. Rfb1 Na4 (27... f4 28. e4 Rxb1+ 29. Rxb1 $16) 28. Rxb3 (28. Qc2 Qb8
29. Nc4 Bxc4 30. dxc4 Rb2 31. Rxb2 Qxb2 32. Qxb2 Nxb2 $18) 28... Bxb3 $16 29.
Nc4 (29. d4 f4 $16) 29... Rxa6 (29... Bxc4 $142 30. dxc4 Qxd2 31. Nxd2 Rd6 $16)
30. Rb1 $4 (30. d4 $142 Qd5 31. Rc1 $18) 30... Bxc4 $19 31. dxc4 Qxd2 32. Nxd2
Nc3 33. Re1 (33. Kf1 Nxb1 34. Nxb1 g6 $19) 33... Ra2 34. Bf1 (34. Nb3 Nxe2+ 35.
Kf1 $19) 34... Rxd2 35. f3 (35. Ra1 a5 $19) 35... Bg3 36. Rc1 (36. Ra1 Kg8 $19)
36... Ne2+ 37. Bxe2 Rxe2 38. Kf1 (38. e4 fxe4 39. fxe4 Rxe4 $19) 38... Rxe3 0-1

[Event "xxvi/22"]
[Site "?"]
[Date "1995.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "45"]
[EventDate "1995.??.??"]

1. b4 e6 2. Bb2 Nf6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. Nc3 O-O 8. Be2
b6 9. d4 Bb7 10. O-O (10. cxd5 Nxd5 11. O-O Nxc3 12. Bxc3 Qc7 $11) 10... Rc8 (
10... dxc4 11. Bxc4 cxd4 12. Qxd4 $15) 11. Rc1 (11. cxd5 $5 Nxd5 12. Rc1 $11)
11... dxc4 $15 12. Bxc4 (12. Nb1 cxd4 13. Bxd4 Bd5 $15) 12... cxd4 (12... Bxf3
13. Qxf3 cxd4 14. Ne4 $17) 13. Qxd4 Bb8 (13... Bxf3 $5 14. Qxd6 Bxg2 (14...
Rxc4 $6 15. gxf3 Rc5 16. Ba3 $11) 15. Kxg2 Rxc4 $17) 14. Be2 $11 Qe7 (14...
Bxf3 15. Bxf3 Ne5 16. Be2 $14) 15. Qh4 Rfd8 (15... Nc5 16. Rc2 $11) 16. Ng5 (
16. Rfd1 Nc5 $11) 16... h6 17. Nge4 Nd5 (17... Be5 18. f4 Qb4 19. fxe5 Nxe4 20.
Rb1 $11) 18. Qxe7 $14 Nxe7 19. Ba3 (19. Rfd1 Nf5 $14) 19... Nd5 20. Nxd5 Bxd5
21. Nc3 Bc4 (21... Bb7 22. Be7 Re8 23. Bb4 $11) 22. Rfd1 (22. f4 Bxe2 23. Nxe2
Nc5 $11) 22... Bxe2 (22... Ne5 23. Be7 Rxd1+ 24. Nxd1 $11) 23. Nxe2 1/2-1/2

[Event "xxv/24"]
[Site "?"]
[Date "1994.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "79"]
[EventDate "1994.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 b6 8. Be2 Bb7
9. Nbd2 Rc8 10. O-O O-O 11. Re1 Re8 12. Bf1 (12. Qc2 Ra8 $11) 12... Bb8 (12...
Qc7 13. Be2 $11) 13. Rc1 Qc7 14. g3 (14. cxd5 exd5 15. Qa4 Ne4 $11) 14... Rcd8
(14... e5 15. cxd5 Bxd5 16. Nc4 $11) 15. d4 Qd6 16. Ne5 (16. cxd5 exd5 (16...
Bxd5 $2 17. e4 $18) 17. Ne5 Qe6 18. Nxd7 Nxd7 $11) 16... Rc8 (16... cxd4 $142
$5 17. Nxd7 Qxd7 18. Bxd4 e5 $15) 17. Bg2 $11 Qe7 (17... a6 18. Nxd7 Nxd7 19.
Qg4 cxd4 20. bxa6 $14 (20. exd4 $143 axb5 21. c5 Qf8 $17)) 18. Nef3 (18. Nxd7
Nxd7 (18... Qxd7 $143 19. dxc5 bxc5 20. Bxf6 gxf6 21. Nb3 $16) 19. Nb3 Red8 $11
) 18... h6 (18... cxd4 19. Nxd4 Nc5 20. cxd5 Nxd5 21. Bxd5 Bxd5 22. e4 $15) 19.
Qb3 (19. Ne5 Nxe5 20. dxe5 Nd7 $11) 19... Red8 (19... cxd4 20. exd4 Bd6 21. Ne5
$11) 20. Red1 (20. Qa3 dxc4 21. e4 Qe8 22. Rxc4 cxd4 23. Rxc8 Rxc8 $11) 20...
Kh8 (20... cxd4 21. Ba3 Nc5 22. Nxd4 $11) 21. a4 (21. cxd5 Bxd5 22. Qc2 Kg8 $11
) 21... cxd4 22. exd4 dxc4 23. Nxc4 Nd5 24. Ba3 Qe8 (24... Qf6 25. Nd6 Bxd6 26.
Bxd6 $11) 25. Nfe5 N7f6 26. Ne3 (26. a5 Ba8 $11) 26... Rxc1 (26... Nxe3 27.
Qxe3 Bxg2 28. Kxg2 Bxe5 29. dxe5 $11) 27. Rxc1 $14 Nxe3 28. Bxb7 Ned5 (28...
Nf5 29. Bb2 $14) 29. Nc6 (29. Bc6 Qg8 $14) 29... Rd7 $11 30. Ba6 Rc7 $4 (30...
Nc7 $142 $11) 31. Bd6 $18 Qd7 32. Bxc7 (32. Be5 Rxc6 33. bxc6 Qd8 $18) 32...
Qxc7 (32... Bxc7 33. Qc2 $18) 33. Qc2 (33. Qa3 Qd6 34. Qxd6 Bxd6 $18) 33... Nd7
(33... g6 34. Qe2 $18) 34. Nxb8 Qxb8 35. Qe4 (35. Qc8+ Qxc8 36. Rxc8+ Kh7 $18)
35... Qd6 (35... N7f6 36. Qe5 Qxe5 37. dxe5 $18) 36. Rc8+ Nf8 37. Qe5 (37. Bb7
Nf6 38. Qf4 Qa3 $18) 37... Qe7 (37... Qb4 38. Bb7 Nf6 39. Ra8 $18) 38. Qb8 (38.
Bb7 $142 Nf6 39. Qc7 Qxc7 40. Rxc7 $18) 38... Qb4 (38... Kg8 $18) 39. Rxf8+ Kh7
40. Kg2 (40. Kg2 Qxd4 41. Rxf7 $18) (40. Rxf7 Qxd4 41. Qxa7 Nc3 $18) 1-0

[Event "xxv/28"]
[Site "?"]
[Date "1994.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "49"]
[EventDate "1994.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 b6 8. Be2 Bb7
9. Nbd2 O-O 10. O-O Rc8 (10... a6 11. bxa6 Rxa6 12. Qc2 $11) 11. Rc1 (11. Qc2
a6 $11) 11... Qe7 (11... a6 12. bxa6 Bxa6 13. Qb3 $11) 12. Qa4 (12. Qc2 Rc7 $11
) 12... Bb8 (12... Ra8 13. a3 $11) 13. Rfe1 (13. Rfd1 Rfd8 $11) 13... Rfe8 14.
Bf1 (14. cxd5 exd5 15. a3 Rcd8 $11) 14... e5 15. cxd5 Nxd5 16. Rc4 (16. Be2
Red8 $11) 16... N7f6 (16... Nc7 17. Ne4 $11) 17. Nh4 (17. Ne4 $5 $11) 17... Qd7
18. Qd1 (18. Nhf3 Nb4 19. d4 exd4 20. Bxd4 a6 21. Rxb4 cxb4 (21... cxd4 $143
22. Rxd4 (22. bxa6 $6 Bc6 23. Bb5 dxe3 24. fxe3 Re6 $14) (22. exd4 $6 Rxe1 23.
Nxe1 Nd5 $11) (22. Nxd4 $6 Nd5 23. bxa6 Bc6 24. Nxc6 Nxb4 25. Qxb4 Qxc6 $14 (
25... Rxc6 $2 26. Bb5 $18)) 22... Qf5 23. bxa6 $18) 22. Qxb4 a5 $11) 18... Nb4
(18... Qxb5 19. Qb1 $19) 19. a4 (19. d4 $5 exd4 20. exd4 Rxe1 21. Qxe1 $17)
19... Nxd3 $19 20. Bxd3 Qxd3 21. Rc3 Qd5 (21... Qd7 22. Nc4 $19) 22. e4 $17 Qd7
(22... Qd8 23. Rc4 $17) 23. Qc2 Rcd8 24. Nf1 $2 (24. Nhf3 $142 $17) 24... Qg4
$19 25. Nf5 (25. Nf3 Bxe4 26. Qb3 $19) 0-1

[Event "xxx/20"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "71"]
[EventDate "1997.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 O-O 7. d3 Nbd7 8. Nbd2
b6 9. Be2 Bb7 10. O-O Qe7 11. h3 (11. a4 a6 $11) 11... Rfe8 (11... a6 12. bxa6
Rxa6 13. d4 $15) 12. Re1 (12. d4 Rec8 $15) 12... Rad8 (12... a6 13. bxa6 Rxa6
14. d4 $15) 13. Qc2 (13. Qa4 a6 $11) 13... Bb8 (13... a6 14. a4 $11) 14. a4 e5
15. cxd5 (15. e4 dxe4 16. dxe4 Bc7 $11) 15... Nxd5 16. e4 (16. a5 Nb4 17. Qc3
Nf6 $11) 16... Nf4 17. Bf1 (17. a5 Qd6 $11) 17... Nf8 (17... a6 18. g3 Ne6 19.
Rec1 $15) 18. Nc4 {White prepares a5} f6 (18... N8g6 19. g3 Ne6 20. a5 $11 (20.
Bxe5 $4 Nxe5 21. Ncxe5 Bxe5 22. Nxe5 Nd4 $19) (20. Ncxe5 $143 Nxe5 21. Nxe5
Bxe5 22. Bxe5 Ng5 $15) (20. Nfxe5 $143 Nxe5 21. Nxe5 Bxe5 22. Bxe5 Ng5 $15))
19. a5 bxa5 (19... Qe6 20. Be2 $11) 20. Nxa5 $14 Rc8 (20... N8e6 21. g3 Ng6 22.
Nxb7 Qxb7 23. Qc4 $14) 21. Qc4+ $16 Kh8 22. Nh4 Nd7 $2 (22... Rc7 $142 $16) 23.
Nf5 $18 (23. Nxb7 $6 Nb6 24. Qc3 Qxb7 $14) 23... Nb6 24. Nxe7 Nxc4 25. Nxc8 (
25. Nxb7 $6 Rxe7 26. dxc4 Rxb7 $16) (25. Nxc4 $6 Rxe7 26. Rec1 Ne6 $14) (25.
dxc4 $6 Rxe7 26. Nxb7 Rxb7 $16) 25... Nxb2 26. Nxb7 (26. Nxa7 Ba8 27. N7c6
Nbxd3 $18) 26... Rxc8 27. Ra3 Rc7 (27... c4 28. dxc4 Nxc4 29. Bxc4 Rxc4 30. b6
axb6 31. Nd6 $18) 28. Na5 Rd7 29. Nc6 Rb7 30. Nxb8 (30. Rb1 Rxb5 31. Ra2 a6 32.
Raxb2 Rxb2 33. Rxb2 Bd6 $18) 30... Rxb8 31. Rxa7 (31. Rb1 $5 Rxb5 32. Rxa7 Kg8
33. Ra8+ Kf7 $18) 31... Nfxd3 32. Rea1 h6 (32... c4 33. b6 $1 Nc5 $18) 33. Ra8
Rxa8 (33... Rg8 34. b6 Nb4 35. Bb5 $18) 34. Rxa8+ Kh7 35. b6 c4 {
White now must not overlook the idea Nc5} 36. b7 (36. b7 Nxf2 37. Kxf2 $18) 1-0

[Event "xxv/20"]
[Site "?"]
[Date "1994.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "52"]
[EventDate "1994.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 O-O 7. Be2 Nbd7 8. O-O
b6 9. d3 Bb7 (9... dxc4 10. dxc4 Qc7 11. Qc2 $11) 10. Nbd2 (10. Na3 Qc7 $11)
10... Qe7 $15 11. h3 (11. a4 a6 $11) 11... Rac8 (11... a6 12. bxa6 Rxa6 13. d4
$15) 12. Re1 (12. a3 Ra8 $11) 12... Rfe8 13. Bf1 (13. Qc2 Ra8 $11) 13... Bb8 (
13... e5 14. Be2 $15) 14. Rc1 (14. e4 dxe4 15. dxe4 Rcd8 $11) 14... h6 (14...
e5 15. cxd5 Bxd5 16. Nc4 $11) 15. Qc2 (15. Be2 Bd6 $11) 15... Qd8 (15... e5 16.
e4 d4 17. Qa4 $11) 16. Qd1 (16. Be2 dxc4 17. dxc4 Bd6 $11) 16... e5 (16... dxc4
17. Nxc4 a6 18. bxa6 Bxa6 19. a4 $11) 17. Nh4 (17. cxd5 Nxd5 18. Qa4 Qe7 $11)
17... e4 (17... Qc7 18. Nf5 $11) 18. g3 (18. Nf5 Qc7 19. g3 Ne5 $11) 18... Ne5
$15 {Black gets strong initiative} 19. dxe4 dxe4 20. Qc2 Nd3 (20... Qd7 21.
Red1 $15) 21. Bxd3 exd3 22. Qb3 (22. Bxf6 Qxf6 (22... gxf6 $143 23. Qd1 Qd7 24.
Kh2 $14) 23. Qxd3 Rcd8 $15) 22... Qd7 (22... Ne4 $142 23. Nhf3 Qd7 24. Nxe4
Bxe4 $17 (24... Rxe4 25. Red1 Qxh3 26. Qxd3 Bxg3 27. Qd7 $19)) 23. Kh2 $2 (23.
Bxf6 $142 gxf6 24. e4 $11) 23... Ne4 $19 24. Nxe4 (24. f4 Nf2 25. Kg1 Nxh3+ 26.
Kh2 Ng5 $19) 24... Rxe4 (24... Bxe4 $6 25. Rcd1 $17) 25. Ng2 (25. Nf3 Qf5 26.
Qxd3 Qxf3 $19) 25... d2 26. Rcd1 (26. Red1 dxc1=Q 27. Rxd7 $19 (27. Bxc1 $4 Qe6
$19)) 26... dxe1=Q (26... dxe1=Q 27. Rxe1 Qd2 $19) 0-1

[Event "Chess Game"]
[Site "?"]
[Date "2005.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "77"]
[EventDate "2005.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
Qe7 9. Be2 b6 10. O-O Bb7 11. Re1 (11. a3 Rad8 12. Qc2 Rfe8 13. Rac1 Bb8 14.
Rfd1 dxc4 15. Nxc4 Nf8 16. Nfe5 Ng6 17. Nxg6 hxg6 18. Be5 Rd7 19. Bxb8 Rxb8 20.
Ne5 Rdd8 21. Bf3 Nd5 22. d4 Rbc8 23. dxc5 Rxc5 24. Qb2 Rdc8 25. Rxc5 Qxc5 {
ejdrzej-profix/kurnik 2014/0-1 (49)}) 11... Rac8 $146 (11... Ng4 12. cxd5 exd5
13. Qa4 Nge5 14. Nh4 f5 15. g3 a6 16. Qc2 Ng6 17. Nxg6 hxg6 18. bxa6 Bxa6 19.
Bf3 Bb7 20. Qb3 Qf7 21. a4 g5 22. a5 c4 23. Qb5 f4 24. a6 fxg3 25. hxg3 g4 26.
axb7 {Gross,W-Merten,R/Chess Game 2006/0-1}) (11... Rad8 12. Qa4 Bb8 13. Rac1
Rfe8 14. Ba3 e5 15. cxd5 Bxd5 16. e4 Bxa2 17. g3 Be6 18. d4 exd4 19. Nxd4 Qd6
20. N2f3 Ne5 21. Rcd1 Qc7 22. Nxe6 Nxf3+ 23. Bxf3 fxe6 24. Bb2 Qf7 25. Be2 Kh8
26. Bc4 {Miralles,G (2365)-Danailov,S (2440)/BUL-FRA 1985/1-0 (58)}) (11...
Rfe8 12. cxd5 exd5 13. Nh4 Qe6 14. Rc1 Bc7 15. Ndf3 h6 16. g3 Bd8 17. Ng2 Bc7
18. Nf4 Bxf4 19. exf4 d4 20. Qa4 Qd5 21. Qb3 Rxe2 22. Qxd5 Rxe1+ 23. Rxe1 Bxd5
24. Ne5 Bxa2 25. Ra1 Bd5 {0-1 Gross,W-Merten,R/Chess Game 2007}) (11... a6 12.
Qa4 $15) 12. cxd5 (12. Qa4 Ra8 $11) 12... exd5 (12... Bxd5 $2 13. e4 $18) 13.
Nh4 (13. a4 Ra8 $11) 13... Bb8 {Black plans c4} (13... Qe6 14. Nhf3 $15) 14.
Bf1 (14. Nf5 Qe6 15. Bg4 Qe8 $11 (15... Nxg4 $2 16. Qxg4 Be5 17. Bxe5 Qxe5 18.
Nh6+ Kh8 19. Qxd7 $18)) 14... Rfe8 (14... Qe6 15. Qa4 $11) 15. g3 (15. Be2 Ne5
$11) 15... Ne5 {Black intends c4} 16. Qe2 (16. f4 Neg4 $11) 16... Qd7 (16... c4
17. Bxe5 Bxe5 18. d4 $15) 17. Qd1 (17. d4 Neg4 18. Bh3 c4 $11) 17... c4 $17 (
17... Qxb5 $143 18. Bxe5 Bxe5 19. d4 $14) 18. dxc4 dxc4 19. Bxe5 Bxe5 20. Nxc4
Bxa1 (20... Qxb5 21. Nd6 Qc6 22. Bg2 Qxd6 23. Qxd6 Bxd6 24. Bxb7 $11) 21. Qxd7
Nxd7 22. Rxa1 Rc7 (22... Re6 23. Nf5 $15) 23. Nd6 Re6 (23... Re5 24. Nxb7 Rxb7
25. Nf3 $15) 24. Rd1 (24. Nxb7 Rxb7 25. Rd1 Nf6 $11) 24... g6 (24... Ba8 25. a3
$11) 25. Nxb7 Rxb7 26. Bh3 Re7 27. Bg2 Rc7 28. Nf3 Rc2 (28... Nc5 29. Nd4 $11)
29. Nd4 Rxa2 (29... Rc7 30. Nc6 Re8 31. Kf1 $11) 30. Nc6 Kf8 31. Bh3 (31. Bd5
Rb2 $11) 31... Nf6 (31... Nc5 32. Nxe7 Kxe7 33. Bf1 $11) 32. Nxe7 Kxe7 33. Rc1
(33. e4 a5 $11 (33... Nxe4 $2 34. Re1 $18)) 33... Ne4 34. f3 (34. Rc7+ Kf6 35.
f3 Ra1+ 36. Kg2 Nd6 $15) 34... Nc5 (34... Nd6 35. Bf1 $11) 35. Rd1 (35. Bf1 Nd7
$11) 35... Ra3 36. Kf2 Ra5 (36... a6 37. bxa6 Ra2+ 38. Ke1 Rxa6 39. e4 $15) 37.
Bf1 $11 Ra2+ 38. Kg1 (38. Be2 f5 $11) 38... Ne6 (38... f5 39. Bc4 Ra4 40. Bg8
$11) 39. Bc4 1/2-1/2

[Event "Chess Game"]
[Site "?"]
[Date "2005.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "82"]
[EventDate "2005.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 O-O 7. d3 Nbd7 8. Nbd2
Qe7 9. Be2 b6 10. O-O Bb7 11. Qc2 (11. Re1 Rad8 (11... Rac8 12. cxd5 exd5 13.
Nh4 Bb8 14. Bf1 Rfe8 15. g3 Ne5 16. Qe2 Qd7 17. Qd1 c4 18. dxc4 dxc4 19. Bxe5
Bxe5 20. Nxc4 Bxa1 21. Qxd7 Nxd7 22. Rxa1 Rc7 23. Nd6 Re6 24. Rd1 g6 25. Nxb7
Rxb7 26. Bh3 {Gross,W-Merten,R/Chess Game 2005/1/2-1/2 (39)}) 12. Qa4 Bb8 13.
Rac1 Rfe8 14. Ba3 e5 15. cxd5 Bxd5 16. e4 Bxa2 17. g3 Be6 18. d4 exd4 19. Nxd4
Qd6 20. N2f3 Ne5 21. Rcd1 Qc7 22. Nxe6 Nxf3+ 23. Bxf3 fxe6 24. Bb2 Qf7 25. Be2
Kh8 {Miralles,G (2365)-Danailov,S (2440)/BUL-FRA 1985/1-0 (58)}) (11. a3 Rad8
12. Qc2 Rfe8 13. Rac1 Bb8 14. Rfd1 dxc4 15. Nxc4 Nf8 16. Nfe5 Ng6 17. Nxg6 hxg6
18. Be5 Rd7 19. Bxb8 Rxb8 20. Ne5 Rdd8 21. Bf3 Nd5 22. d4 Rbc8 23. dxc5 Rxc5
24. Qb2 Rdc8 25. Rxc5 Qxc5 {ejdrzej-profix/kurnik 2014/0-1 (49)}) 11... Rfe8
$146 (11... Rad8 12. Rfe1 Bb8 13. a4 e5 14. cxd5 Nxd5 15. Ba3 Qe6 16. a5 Rfe8
17. g3 Kh8 18. Bf1 f5 19. e4 Ne7 20. Nc4 Qf6 21. Bg2 Ng6 22. Bb2 f4 23. Bc3 h5
24. h4 Ngf8 25. Qe2 g6 26. gxf4 {
Nikitin,A (2010)-Daniel,J (2055)/Perla Baltyku op-B 3rd 2007/1-0 (47)}) (11...
Bc7 12. a4 Rfd8 13. Rfc1 e5 14. cxd5 Nxd5 15. Nc4 f6 16. a5 Qe6 17. Nfd2 Nf8
18. Qb3 Nb4 19. Re1 bxa5 20. d4 e4 21. dxc5 Nd3 22. c6 Bxc6 23. bxc6 Rab8 24.
Qc2 Nxb2 25. Nxb2 Qe5 26. Bc4+ {
Haider,H-Wolf,G/Bayern-chB Tirschenreuth 1982/0-1 (44)}) (11... a5 12. a4 Rac8
13. Rfe1 h6 14. Bf1 Rfe8 15. e4 dxe4 16. dxe4 e5 17. Nh4 Nf8 18. Nf5 Qd7 19.
Qb3 Bc7 20. Rad1 Rcd8 21. Nb1 Qe6 22. Nc3 Nxe4 23. Nxg7 Rxd1 24. Nxe6 Rxe1 25.
Nxe4 Rxe6 26. Ng3 {
Kural,A (2305)-Andreassen,E (2185)/EU/TC9/sf1 ICCF 2011/Inf 09/1-0 (39)}) (
11... a6 12. a4 $15) 12. Rfe1 (12. Rfd1 a6 $11) 12... Rad8 (12... a6 13. bxa6
Rxa6 14. d4 $11) 13. Bf1 (13. cxd5 exd5 (13... Bxd5 $2 14. e4 $18) 14. Qa4 Ra8
$11) 13... Bb8 (13... e5 14. e4 dxe4 15. dxe4 $11) 14. g3 (14. cxd5 Nxd5 15. e4
N5f6 $11) 14... e5 (14... dxc4 15. dxc4 e5 16. e4 $11) 15. cxd5 (15. e4 dxe4
16. dxe4 Qe6 $11) 15... Nxd5 16. e4 (16. a3 a6 17. bxa6 Bxa6 $11) 16... Nc7 17.
a4 Ne6 (17... a6 18. Nc4 $15) 18. Nc4 {e5 draws heavy fire} (18. a5 Nd4 19.
Nxd4 cxd4 $11) 18... Ng5 (18... Qf6 19. Bg2 $11) 19. Nh4 (19. Nxg5 Qxg5 20. a5
Bc8 $11) 19... Qe6 (19... a6 20. bxa6 Bxa6 21. Bg2 $11) 20. Qe2 (20. a5 Bc8 $11
) 20... Bc8 (20... a6 21. bxa6 Bxa6 22. Nf5 $11) 21. Bc1 (21. Nf5 g6 22. Nfe3
a5 $11) 21... h6 22. Bxg5 (22. Nf5 Qg6 $11) 22... hxg5 23. Nf5 Nf6 (23... g6
24. Nfe3 $11) 24. Bh3 (24. Qe3 Nh7 25. Be2 Qg6 $11) 24... g4 (24... Kf8 25. Bg2
$11) 25. Bf1 (25. Bxg4 Nxg4 26. Qxg4 g6 $14) 25... g6 $15 26. Nfe3 Bd6 (26...
Rd4 27. f3 $11) 27. a5 Bc7 28. axb6 (28. f3 gxf3 29. Qxf3 Kg7 $11) 28... Bxb6 (
28... axb6 29. f3 gxf3 30. Qxf3 $11) 29. Qb2 (29. f3 gxf3 30. Qxf3 Kg7 $14)
29... Qe7 (29... Rd4 30. Qc3 $11) 30. Be2 Qc7 (30... Rd4 31. Nc2 Rdd8 32. Rf1
$14) 31. Rf1 $14 Rd4 (31... Kg7 32. f4 gxf3 33. Rxf3 $16) 32. Nc2 (32. f4 gxf3
33. Rxf3 Nh7 $14) 32... Rdd8 $14 33. N2e3 Bb7 (33... Rd4 $5 $11) 34. f3 gxf3
35. Rxf3 (35. Nxb6 $6 Qxb6 36. Nc4 fxe2 37. Nxb6 exf1=R+ 38. Rxf1 Nxe4 (38...
axb6 $2 39. Rxf6 Rxd3 40. Qa2 (40. Rxb6 $6 Bxe4 41. Qc1 Red8 $11) 40... Rd1+
41. Kf2 $18) 39. dxe4 axb6 $11) 35... Nh7 36. Rf2 (36. Rff1 f6 $16) 36... Bc8 (
36... Ng5 37. Bf1 $14) 37. Nd5 Rxd5 (37... Qb8 $142 $5 $16) 38. exd5 $18 Ng5
39. Rf6 (39. Bf1 Qd8 40. Bg2 f6 $18) 39... Qb7 (39... Qe7 $142 40. Rc6 Bd7 $18)
40. Raf1 (40. h4 Nh7 41. Rd6 Qb8 $18) 40... Bf5 $2 (40... Qxd5 $142 41. h4 Bb7
$14) 41. Rc6 (41. h4 $5 Nh7 42. Nd6 Qd7 43. Nxe8 Qxe8 44. R6xf5 gxf5 45. Rxf5
f6 $18) 41... e4 (41... e4 42. Nd6 Qd7 43. Rxf5 gxf5 $18) 0-1

[Event "Chess Game"]
[Site "?"]
[Date "2006.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "60"]
[EventDate "2006.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
Qe7 9. Be2 b6 10. O-O Bb7 11. Re1 (11. a3 Rad8 12. Qc2 Rfe8 13. Rac1 Bb8 14.
Rfd1 dxc4 15. Nxc4 Nf8 16. Nfe5 Ng6 17. Nxg6 hxg6 18. Be5 Rd7 19. Bxb8 Rxb8 20.
Ne5 Rdd8 21. Bf3 Nd5 22. d4 Rbc8 23. dxc5 Rxc5 24. Qb2 Rdc8 25. Rxc5 Qxc5 {
ejdrzej-profix/kurnik 2014/0-1 (49)}) 11... Ng4 $146 (11... Rfe8 12. cxd5 exd5
13. Nh4 Qe6 14. Rc1 Bc7 15. Ndf3 h6 16. g3 Bd8 17. Ng2 Bc7 18. Nf4 Bxf4 19.
exf4 d4 20. Qa4 Qd5 21. Qb3 Rxe2 22. Qxd5 Rxe1+ 23. Rxe1 Bxd5 24. Ne5 Bxa2 25.
Ra1 Bd5 {0-1 Gross,W-Merten,R/Chess Game 2007}) (11... Rad8 12. Qa4 Bb8 13.
Rac1 Rfe8 14. Ba3 e5 15. cxd5 Bxd5 16. e4 Bxa2 17. g3 Be6 18. d4 exd4 19. Nxd4
Qd6 20. N2f3 Ne5 21. Rcd1 Qc7 22. Nxe6 Nxf3+ 23. Bxf3 fxe6 24. Bb2 Qf7 25. Be2
Kh8 26. Bc4 {Miralles,G (2365)-Danailov,S (2440)/BUL-FRA 1985/1-0 (58)}) (11...
a6 12. Qa4 $15) 12. cxd5 (12. Qc2 a6 $11) 12... exd5 13. Qa4 (13. d4 Rfc8 $11)
13... Nge5 (13... Ngf6 14. d4 $11) 14. Nh4 (14. Nxe5 Nxe5 15. d4 Ng6 $11) 14...
f5 15. g3 a6 (15... g5 16. Nhf3 $11) 16. Qc2 (16. d4 axb5 17. Qc2 Nc4 18. Nxf5
Qf6 19. Nxc4 bxc4 $15) 16... Ng6 (16... Rac8 17. f4 Ng6 18. Nxg6 hxg6 19. bxa6
Bxa6 20. Bf3 $14) 17. Nxg6 $11 hxg6 18. bxa6 Bxa6 (18... Rxa6 19. e4 $11) 19.
Bf3 Bb7 20. Qb3 (20. a4 Ra7 $11) 20... Qf7 (20... Qe6 21. a4 $11) 21. a4 $14 g5
(21... Ra6 22. Qc2 $11) 22. a5 $11 c4 (22... Bc6 23. axb6 g4 24. Bg2 Rxa1 25.
Rxa1 $14) 23. Qb5 $14 f4 (23... g4 24. Bg2 Rfc8 25. dxc4 $14) 24. a6 (24. Nxc4
fxe3 25. fxe3 $16 (25. Rxe3 dxc4 26. Bxb7 Qxf2+ 27. Kh1 Rxa5 (27... Qxe3 $2 28.
Bd5+ Rf7 29. Qxd7 $18 (29. Bxa8 $6 cxd3 30. Bd5 Kh7 $18)) 28. Qxc4+ Kh8 $15))
24... fxg3 $2 (24... fxe3 $5 25. fxe3 Rxa6 26. Rxa6 Bxa6 27. Qxa6 Nc5 28. Qxb6
g4 29. Qxd6 gxf3 $16) 25. hxg3 (25. axb7 gxf2+ 26. Kxf2 Rxa1 27. Rxa1 g4 28.
dxc4 gxf3 29. Qxd5 Qxd5 30. cxd5 Nc5 $18) 25... g4 26. axb7 Rxa1 27. Rxa1 (27.
Bxd5 $142 $5 Rxe1+ 28. Nf1 $18) 27... gxf3 28. Ra8 (28. dxc4 dxc4 29. Ne4 Bb8
$18) 28... Nb8 (28... cxd3 $5 29. Rxf8+ Kxf8 (29... Nxf8 $2 30. Qxb6 (30. Qxd3
$6 Qxb7 31. Nxf3 b5 $14) 30... Qc7 31. Qb3 $18) 30. Nxf3 Ke7 $16) 29. dxc4 dxc4
$2 (29... Bc5 $142 $5 $16) 30. Nxc4 $4 (30. Qxc4 $142 Bc7 31. Bd4 $18) 30...
Bxg3 $16 (30... Bxg3 31. Qg5 Bc7 $16) 0-1

[Event "Chess Game"]
[Site "?"]
[Date "2007.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "50"]
[EventDate "2007.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
Qe7 9. Be2 b6 10. O-O Bb7 11. Re1 (11. a3 Rad8 12. Qc2 Rfe8 13. Rac1 Bb8 14.
Rfd1 dxc4 15. Nxc4 Nf8 16. Nfe5 Ng6 17. Nxg6 hxg6 18. Be5 Rd7 19. Bxb8 Rxb8 20.
Ne5 Rdd8 21. Bf3 Nd5 22. d4 Rbc8 23. dxc5 Rxc5 24. Qb2 Rdc8 25. Rxc5 Qxc5 {
ejdrzej-profix/kurnik 2014/0-1 (49)}) 11... Rfe8 (11... Rad8 12. Qa4 Bb8 13.
Rac1 Rfe8 14. Ba3 e5 15. cxd5 Bxd5 16. e4 Bxa2 17. g3 Be6 18. d4 exd4 19. Nxd4
Qd6 20. N2f3 Ne5 21. Rcd1 Qc7 22. Nxe6 Nxf3+ 23. Bxf3 fxe6 24. Bb2 Qf7 25. Be2
Kh8 26. Bc4 {Miralles,G (2365)-Danailov,S (2440)/BUL-FRA 1985/1-0 (58)}) 12.
cxd5 $146 (12. Qa4 a6 13. Qc2 axb5 14. cxb5 e5 15. Nh4 Qe6 16. h3 e4 17. dxe4
dxe4 18. Bc4 Bd5 19. Bxd5 Qxd5 20. Nc4 Bc7 21. g3 Qg5 22. Ng2 Nh5 23. h4 Qg4
24. Qe2 Qxe2 25. Rxe2 Ra4 26. Rd2 Nf8 {
Gross,W-Merten,R/Chess Game 2007/0-1 (33)}) (12. d4 a6 $11) 12... exd5 (12...
Bxd5 $2 13. e4 $18) 13. Nh4 (13. a4 a6 $11) 13... Qe6 $15 14. Rc1 (14. Nhf3 a6
15. a4 Bc8 $15) 14... Bc7 (14... a6 15. bxa6 Rxa6 16. a3 $17) 15. Ndf3 h6 (
15... a6 16. bxa6 Rxa6 17. Qb3 $15) 16. g3 (16. Nd4 cxd4 17. Rxc7 dxe3 $15)
16... Bd8 (16... Bd6 17. Ng2 $15) 17. Ng2 Bc7 18. Nf4 (18. Ngh4 $142 $5 $11)
18... Bxf4 $17 19. exf4 d4 20. Qa4 $2 (20. a3 $142 $17) 20... Qd5 $19 21. Qb3 (
21. Qc2 Rxe2 $1 22. Qxe2 $19) 21... Rxe2 $1 22. Qxd5 (22. Rxe2 Qxf3 {
Remove defender}) 22... Rxe1+ (22... Nxd5 23. Rxe2 Nxf4 24. gxf4 Bxf3 25. Ree1
$17) (22... Bxd5 $6 23. Rxe2 Bxf3 24. Ree1 $19) 23. Rxe1 (23. Nxe1 Bxd5 24. a3
Ne8 $19) 23... Bxd5 24. Ne5 Bxa2 25. Ra1 Bd5 0-1

[Event "Chess Game"]
[Site "?"]
[Date "2007.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "66"]
[EventDate "2007.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
Qe7 9. Be2 b6 10. O-O Bb7 11. Re1 (11. a3 Rad8 12. Qc2 Rfe8 13. Rac1 Bb8 14.
Rfd1 dxc4 15. Nxc4 Nf8 16. Nfe5 Ng6 17. Nxg6 hxg6 18. Be5 Rd7 19. Bxb8 Rxb8 20.
Ne5 Rdd8 21. Bf3 Nd5 22. d4 Rbc8 23. dxc5 Rxc5 24. Qb2 Rdc8 25. Rxc5 Qxc5 {
ejdrzej-profix/kurnik 2014/0-1 (49)}) 11... Rfe8 (11... Rad8 12. Qa4 Bb8 13.
Rac1 Rfe8 14. Ba3 e5 15. cxd5 Bxd5 16. e4 Bxa2 17. g3 Be6 18. d4 exd4 19. Nxd4
Qd6 20. N2f3 Ne5 21. Rcd1 Qc7 22. Nxe6 Nxf3+ 23. Bxf3 fxe6 24. Bb2 Qf7 25. Be2
Kh8 26. Bc4 {Miralles,G (2365)-Danailov,S (2440)/BUL-FRA 1985/1-0 (58)}) 12.
Qa4 $146 (12. cxd5 exd5 13. Nh4 Qe6 14. Rc1 Bc7 15. Ndf3 h6 16. g3 Bd8 17. Ng2
Bc7 18. Nf4 Bxf4 19. exf4 d4 20. Qa4 Qd5 21. Qb3 Rxe2 22. Qxd5 Rxe1+ 23. Rxe1
Bxd5 24. Ne5 Bxa2 25. Ra1 Bd5 {0-1 Gross,W-Merten,R/Chess Game 2007}) (12. d4
a6 $11) 12... a6 $15 13. Qc2 (13. Reb1 e5 $15) 13... axb5 14. cxb5 e5 15. Nh4 (
15. a4 Red8 $15) 15... Qe6 16. h3 (16. a4 g5 17. Nhf3 g4 $15) 16... e4 (16...
Ra5 17. a4 $17) 17. dxe4 dxe4 (17... Nxe4 $143 18. Bg4 Qh6 19. Nf5 $18) 18. Bc4
(18. Nc4 Bc7 19. Qc3 Ne5 $17) 18... Bd5 19. Bxd5 (19. Red1 Bxc4 20. Nxc4 Bc7
$15) 19... Qxd5 20. Nc4 Bc7 21. g3 (21. f4 exf3 22. Nxf3 Qe4 23. Qxe4 Rxe4 $15)
21... Qg5 (21... Qe6 22. Kh2 $17) 22. Ng2 (22. Red1 Red8 $15) 22... Nh5 (22...
Qh6 23. h4 $17) 23. h4 (23. Red1 Re7 $11) 23... Qg4 $15 24. Qe2 (24. Qd1 Nhf6
$17) 24... Qxe2 (24... Qg6 25. Red1 Red8 26. a3 $15) 25. Rxe2 Ra4 26. Rd2 (26.
Rc2 Nhf6 $15) 26... Nf8 (26... Nhf6 27. Rc1 $15) 27. Na3 (27. Rc1 Rxa2 28. g4
Nf6 29. Bxf6 Rxd2 30. Nxd2 gxf6 $11) 27... Rea8 28. g4 (28. Nb1 $142 $5 Rb4 29.
a3 Rxb2 30. Rxb2 $17) 28... Nf6 $19 (28... Rxa3 $6 29. Bxa3 Nf6 30. g5 Rxa3 31.
gxf6 gxf6 32. Rf1 $14) 29. Bxf6 (29. g5 Ng4 (29... Rxa3 $6 30. Bxa3 Rxa3 31.
gxf6 $14) 30. Nb1 Ne5 $17) 29... Rxa3 30. Be7 Ng6 (30... R3a5 31. Rad1 $19) 31.
Bd6 (31. Rd7 Be5 (31... Nxe7 $6 32. Rxe7 Bd6 33. Rxe4 $15) 32. Rad1 Rd3 33.
R1xd3 exd3 $17) 31... Ne5 32. Bxc7 (32. Rd5 $142 Bxd6 33. Rxd6 Nxg4 34. Rxb6
$17) 32... Nf3+ $19 33. Kh1 Nxd2 0-1

[Event "Chess Game"]
[Site "?"]
[Date "2007.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "66"]
[EventDate "2007.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
Qe7 9. Be2 b6 10. O-O Bb7 11. Re1 (11. a3 Rad8 12. Qc2 Rfe8 13. Rac1 Bb8 14.
Rfd1 dxc4 15. Nxc4 Nf8 16. Nfe5 Ng6 17. Nxg6 hxg6 18. Be5 Rd7 19. Bxb8 Rxb8 20.
Ne5 Rdd8 21. Bf3 Nd5 22. d4 Rbc8 23. dxc5 Rxc5 24. Qb2 Rdc8 25. Rxc5 Qxc5 {
ejdrzej-profix/kurnik 2014/0-1 (49)}) 11... Rfe8 (11... Rad8 12. Qa4 Bb8 13.
Rac1 Rfe8 14. Ba3 e5 15. cxd5 Bxd5 16. e4 Bxa2 17. g3 Be6 18. d4 exd4 19. Nxd4
Qd6 20. N2f3 Ne5 21. Rcd1 Qc7 22. Nxe6 Nxf3+ 23. Bxf3 fxe6 24. Bb2 Qf7 25. Be2
Kh8 26. Bc4 {Miralles,G (2365)-Danailov,S (2440)/BUL-FRA 1985/1-0 (58)}) 12.
Bf1 $146 (12. cxd5 exd5 13. Nh4 Qe6 14. Rc1 Bc7 15. Ndf3 h6 16. g3 Bd8 17. Ng2
Bc7 18. Nf4 Bxf4 19. exf4 d4 20. Qa4 Qd5 21. Qb3 Rxe2 22. Qxd5 Rxe1+ 23. Rxe1
Bxd5 24. Ne5 Bxa2 25. Ra1 Bd5 {0-1 Gross,W-Merten,R/Chess Game 2007}) (12. Qa4
a6 13. Qc2 axb5 14. cxb5 e5 15. Nh4 Qe6 16. h3 e4 17. dxe4 dxe4 18. Bc4 Bd5 19.
Bxd5 Qxd5 20. Nc4 Bc7 21. g3 Qg5 22. Ng2 Nh5 23. h4 Qg4 24. Qe2 Qxe2 25. Rxe2
Ra4 26. Rd2 Nf8 {Gross,W-Merten,R/Chess Game 2007/0-1 (33)}) (12. d4 Red8 $11)
12... e5 $15 13. cxd5 Nxd5 14. Nc4 (14. Ne4 N7f6 $15) 14... Bc7 (14... a6 15.
d4 cxd4 16. exd4 $11) 15. e4 (15. Be2 a6 16. a4 axb5 17. axb5 Rxa1 18. Bxa1 Ra8
$15) 15... Nf4 16. g3 Ng6 17. a4 a6 18. Ne3 (18. Bh3 Red8 $15) 18... Qd8 (18...
axb5 19. axb5 Rxa1 20. Bxa1 $15) 19. Qb3 (19. Bh3 axb5 20. axb5 Rxa1 21. Qxa1
Nf6 $11) 19... Nf6 (19... axb5 20. axb5 Qf6 21. Nd5 Qxf3 22. Rxa8 Bxa8 23. Be2
$11) 20. Ng5 (20. a5 axb5 21. axb6 Bxb6 22. Qxb5 Rxa1 23. Rxa1 Qc7 $14) 20...
Nh8 (20... Rf8 21. Bh3 $11) 21. Nf5 (21. Bh3 Ra7 $11) 21... Bc8 22. bxa6 Bxa6
23. Rad1 (23. Rec1 Bc8 $11) 23... Bc8 $15 24. Bh3 h6 25. Nf3 Bd7 {
Attacking the isolated pawn on a4} (25... Be6 26. Qc2 Ng6 27. Ra1 $15) 26. Ra1
Ng6 (26... Kh7 27. Bg2 $15) 27. Bg2 (27. Rec1 Be6 28. Qc2 Bd6 $15) 27... Qc8 (
27... Be6 28. Qc2 $15) 28. N3h4 (28. Bh3 Qa6 $15) 28... Nxh4 $17 29. Nxh4 Ra7 (
29... Qa6 30. Nf5 $17) 30. Nf3 (30. f4 Be6 31. Qc2 exf4 32. Bxf6 gxf6 33. gxf4
Bxf4 $17) 30... Qa8 31. Nd2 (31. Bc3 Bxa4 32. Qb2 Qb8 $17) 31... Bxa4 32. Rxa4
$2 (32. Qc3 $142 $17) 32... Rxa4 $19 33. Nc4 (33. Rc1 Qa5 34. Nc4 Qa6 $19)
33... Rb4 (33... Rb4 34. Qc2 Qa4 $19) 0-1

[Event "40-03"]
[Site "?"]
[Date "2002.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "64"]
[EventDate "2002.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
Qe7 9. Be2 b6 10. O-O Bb7 11. Re1 (11. a3 Rad8 12. Qc2 Rfe8 13. Rac1 Bb8 14.
Rfd1 dxc4 15. Nxc4 Nf8 16. Nfe5 Ng6 17. Nxg6 hxg6 18. Be5 Rd7 19. Bxb8 Rxb8 20.
Ne5 Rdd8 21. Bf3 Nd5 22. d4 Rbc8 23. dxc5 Rxc5 24. Qb2 Rdc8 25. Rxc5 Qxc5 {
ejdrzej-profix/kurnik 2014/0-1 (49)}) 11... Ng4 (11... Rad8 12. Qa4 Bb8 13.
Rac1 Rfe8 14. Ba3 e5 15. cxd5 Bxd5 16. e4 Bxa2 17. g3 Be6 18. d4 exd4 19. Nxd4
Qd6 20. N2f3 Ne5 21. Rcd1 Qc7 22. Nxe6 Nxf3+ 23. Bxf3 fxe6 24. Bb2 Qf7 25. Be2
Kh8 26. Bc4 {Miralles,G (2365)-Danailov,S (2440)/BUL-FRA 1985/1-0 (58)}) (11...
Rfe8 12. cxd5 exd5 13. Nh4 Qe6 14. Rc1 Bc7 15. Ndf3 h6 16. g3 Bd8 17. Ng2 Bc7
18. Nf4 Bxf4 19. exf4 d4 20. Qa4 Qd5 21. Qb3 Rxe2 22. Qxd5 Rxe1+ 23. Rxe1 Bxd5
24. Ne5 Bxa2 25. Ra1 Bd5 {0-1 Gross,W-Merten,R/Chess Game 2007}) 12. h3 $146 (
12. cxd5 exd5 13. Qa4 Nge5 14. Nh4 f5 15. g3 a6 16. Qc2 Ng6 17. Nxg6 hxg6 18.
bxa6 Bxa6 19. Bf3 Bb7 20. Qb3 Qf7 21. a4 g5 22. a5 c4 23. Qb5 f4 24. a6 fxg3
25. hxg3 g4 26. axb7 Rxa1 {Gross,W-Merten,R/Chess Game 2006/0-1}) 12... Nge5
13. cxd5 exd5 14. Bf1 (14. d4 Nxf3+ 15. Bxf3 cxd4 16. exd4 Qg5 $14) 14... Ng6 (
14... Nxf3+ 15. Qxf3 f5 16. d4 $15) 15. Qa4 (15. Qc2 a6 16. bxa6 Bxa6 $11)
15... f5 $15 16. Rac1 (16. Qb3 Nde5 $15) 16... a6 17. bxa6 (17. e4 fxe4 18.
dxe4 axb5 19. Qxb5 d4 $17) 17... Rxa6 (17... Bxa6 $143 18. Qc6 Qe6 19. Nd4 Bh2+
20. Kxh2 Qxc6 21. Nxc6 $14) 18. Qb3 Rfa8 (18... Rf7 $5 $15) 19. e4 $11 fxe4 (
19... c4 $142 20. Qd1 Qf8 21. exf5 Qxf5 (21... Rxa2 $143 22. fxg6 (22. dxc4 $6
Qxf5 23. cxd5 Nf4 $14) 22... Rxb2 23. gxh7+ Kxh7 24. dxc4 $16) 22. dxc4 Rxa2
23. cxd5 Rxb2 $11) 20. Rxe4 (20. Nxe4 $142 $5 Rxa2 21. Nf6+ gxf6 22. Rxe7 Nxe7
23. Re1 $14) 20... Qf7 (20... Qf8 21. Re6 $17) 21. Ree1 (21. Ng5 Qf5 22. Ndf3
c4 $17) 21... Rf8 (21... Rxa2 $5 22. d4 Bc6 $17) 22. Re2 (22. d4 Ra7 $15) 22...
Nf4 (22... Nde5 23. Nxe5 Nxe5 24. Rce1 $17) 23. Ree1 Qg6 (23... Bc6 24. g3 Qg6
25. Nh4 $11) 24. g3 Nh5 (24... Bc6 25. Nh4 Qh6 26. Ndf3 $11) 25. Nh4 (25. Bg2
c4 26. dxc4 Nc5 $11) 25... Qf7 $15 26. Ndf3 g5 27. Re2 $4 (27. Re4 $142 $1 $15)
27... gxh4 $19 28. Ng5 (28. Nxh4 Be7 29. Ng2 $19) 28... Qg6 29. Re6 (29. gxh4
Nf4 30. Re3 $19) 29... Qxg5 30. Rxd6 hxg3 31. Bg2 (31. f3 Ne5 32. Bg2 Qe3+ 33.
Kh1 $19) 31... gxf2+ 32. Kh1 Nf4 (32... Nf4 33. Be4 Ne2 34. Bxd5+ Rf7 35. Qd1
Rxa2 36. Qf1 Rxb2 37. Kh2 Qe5+ 38. Kh1 Ng3+ 39. Kg2 Nxf1 40. Rxf1 Bxd5+ 41.
Rxd5 Rg7+ 42. Kh1 Qxd5+ 43. Kh2 Qg2#) 0-1

[Event "40-13"]
[Site "?"]
[Date "2002.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "74"]
[EventDate "2002.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
Qe7 9. Be2 b6 10. O-O Bb7 11. Re1 (11. a3 Rad8 12. Qc2 Rfe8 13. Rac1 Bb8 14.
Rfd1 dxc4 15. Nxc4 Nf8 16. Nfe5 Ng6 17. Nxg6 hxg6 18. Be5 Rd7 19. Bxb8 Rxb8 20.
Ne5 Rdd8 21. Bf3 Nd5 22. d4 Rbc8 23. dxc5 Rxc5 24. Qb2 Rdc8 25. Rxc5 Qxc5 {
ejdrzej-profix/kurnik 2014/0-1 (49)}) 11... Ng4 (11... Rad8 12. Qa4 Bb8 13.
Rac1 Rfe8 14. Ba3 e5 15. cxd5 Bxd5 16. e4 Bxa2 17. g3 Be6 18. d4 exd4 19. Nxd4
Qd6 20. N2f3 Ne5 21. Rcd1 Qc7 22. Nxe6 Nxf3+ 23. Bxf3 fxe6 24. Bb2 Qf7 25. Be2
Kh8 26. Bc4 {Miralles,G (2365)-Danailov,S (2440)/BUL-FRA 1985/1-0 (58)}) (11...
Rfe8 12. cxd5 exd5 13. Nh4 Qe6 14. Rc1 Bc7 15. Ndf3 h6 16. g3 Bd8 17. Ng2 Bc7
18. Nf4 Bxf4 19. exf4 d4 20. Qa4 Qd5 21. Qb3 Rxe2 22. Qxd5 Rxe1+ 23. Rxe1 Bxd5
24. Ne5 Bxa2 25. Ra1 Bd5 {0-1 Gross,W-Merten,R/Chess Game 2007}) 12. Bf1 $146 (
12. cxd5 exd5 13. Qa4 Nge5 14. Nh4 f5 15. g3 a6 16. Qc2 Ng6 17. Nxg6 hxg6 18.
bxa6 Bxa6 19. Bf3 Bb7 20. Qb3 Qf7 21. a4 g5 22. a5 c4 23. Qb5 f4 24. a6 fxg3
25. hxg3 g4 26. axb7 Rxa1 {Gross,W-Merten,R/Chess Game 2006/0-1}) (12. Qa4 f5
$11) 12... f5 (12... dxc4 13. h3 Nge5 14. Nxe5 Nxe5 15. Nxc4 Nxc4 16. dxc4 $15)
13. cxd5 $15 exd5 14. g3 (14. h3 Nge5 $15) 14... Nde5 (14... a6 15. e4 fxe4 16.
dxe4 axb5 17. e5 $15) 15. Nh4 Qf7 (15... Qe6 16. d4 Ng6 17. Nxg6 Qxg6 18. Bg2
$11) 16. f3 $11 Nh6 17. f4 Neg4 (17... Ng6 18. Nxg6 Qxg6 19. Bg2 $11) 18. Nhf3
(18. h3 Nf6 $11) 18... Rfe8 (18... Qe8 $142 $5 $15) 19. e4 $14 fxe4 (19... Be7
20. h3 Nf6 21. Bg2 $11) 20. dxe4 $11 dxe4 $4 (20... c4 $142 21. h3 Bb4 $14) 21.
Bc4 $18 Bd5 (21... exf3 22. Bxf7+ Nxf7 23. Nxf3 c4 $18) 22. Ng5 Qb7 (22... Bxc4
23. Nxf7 Bxf7 24. Nxe4 $18) 23. Qb3 Bxc4 (23... Bf7 24. Ndxe4 Rxe4 25. Rxe4 Rb8
$18) 24. Qxc4+ (24. Nxc4 $142 Qc7 25. Nxd6+ c4 26. Nxc4 $18) 24... Kh8 $6 (
24... Nf7 25. Ndxe4 Bf8 26. h3 $18) 25. Ndxe4 Bf8 26. h3 Nf6 27. Nxf6 (27. Bxf6
gxf6 28. Nxf6 Rxe1+ 29. Rxe1 Bg7 $18) 27... gxf6 28. Bxf6+ Bg7 29. Qc3 (29.
Bxg7+ $5 Qxg7 30. g4 Re7 $18) 29... Bxf6 (29... Nf5 $5 $16) 30. Qxf6+ $18 Qg7
31. Qxg7+ (31. Qc6 Rxe1+ 32. Rxe1 Rf8 $18) 31... Kxg7 32. Rad1 (32. g4 $18)
32... Kg8 $2 (32... Nf5 $142 33. Rd7+ Kg6 34. Rxe8 Rxe8 $18) 33. Rxe8+ $18 Rxe8
34. Kf2 (34. Rd7 $142 $5 Nf5 35. Nxh7 Re7 36. Rxe7 Nxe7 $18) 34... Re7 35. g4
Nf7 36. Nf3 (36. Rd5 Nxg5 37. Rxg5+ Kf8 38. Rf5+ Kg8 $16) 36... Kg7 (36... Re4
$5 37. f5 Rb4 $14) 37. Nh4 (37. h4 $5 a6 $16) 37... Rc7 1/2-1/2

[Event "41-02"]
[Site "?"]
[Date "2003.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "71"]
[EventDate "2003.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
Qe7 9. Be2 b6 10. O-O Bb7 11. Re1 (11. a3 Rad8 12. Qc2 Rfe8 13. Rac1 Bb8 14.
Rfd1 dxc4 15. Nxc4 Nf8 16. Nfe5 Ng6 17. Nxg6 hxg6 18. Be5 Rd7 19. Bxb8 Rxb8 20.
Ne5 Rdd8 21. Bf3 Nd5 22. d4 Rbc8 23. dxc5 Rxc5 24. Qb2 Rdc8 25. Rxc5 Qxc5 {
ejdrzej-profix/kurnik 2014/0-1 (49)}) 11... Rad8 (11... Rfe8 12. Bf1 e5 13.
cxd5 Nxd5 14. Nc4 Bc7 15. e4 Nf4 16. g3 Ng6 17. a4 a6 18. Ne3 Qd8 19. Qb3 Nf6
20. Ng5 Nh8 21. Nf5 Bc8 22. bxa6 Bxa6 23. Rad1 Bc8 24. Bh3 h6 25. Nf3 Bd7 26.
Ra1 {Gross,W-Merten,R/Chess Game 2007/0-1 (33)}) 12. Qc2 (12. Qa4 Bb8 13. Rac1
Rfe8 14. Ba3 e5 15. cxd5 Bxd5 16. e4 Bxa2 17. g3 Be6 18. d4 exd4 19. Nxd4 Qd6
20. N2f3 Ne5 21. Rcd1 Qc7 22. Nxe6 Nxf3+ 23. Bxf3 fxe6 24. Bb2 Qf7 25. Be2 Kh8
26. Bc4 Qh5 {Miralles,G (2365)-Danailov,S (2440)/BUL-FRA 1985/1-0 (58)}) 12...
Bb8 13. Bf1 $146 (13. a4 e5 14. cxd5 Nxd5 15. Ba3 Qe6 16. a5 Rfe8 17. g3 Kh8
18. Bf1 f5 19. e4 Ne7 20. Nc4 Qf6 21. Bg2 Ng6 22. Bb2 f4 23. Bc3 h5 24. h4 Ngf8
25. Qe2 g6 26. gxf4 Qxf4 27. Bd2 Qf7 {
Nikitin,A (2010)-Daniel,J (2055)/Perla Baltyku op-B 3rd 2007/1-0 (47)}) (13.
Qa4 Ne4 $11) 13... Ng4 (13... a6 14. a4 $11) 14. cxd5 exd5 (14... Bxd5 15. Be2
$11) 15. Qa4 Nge5 (15... c4 16. h3 Nge5 17. Ba3 $11) 16. Rac1 (16. Be2 c4 17.
dxc4 dxc4 18. Nxe5 Nxe5 19. Nxc4 Qh4 $15) 16... f5 (16... Qf6 17. Qa3 $11) 17.
Nxe5 (17. Be2 Rc8 $14) 17... Nxe5 $11 18. d4 (18. g3 Nf7 $11) 18... Nd7 (18...
Ng4 19. Nf3 $11) 19. Ba3 Rf6 (19... Rc8 20. Nb3 $11) 20. g3 Qf8 (20... Rc8 21.
Nb3 $14) 21. Bg2 (21. Nb3 Rc8 $16) 21... Rc8 22. Nf3 (22. dxc5 bxc5 23. Nb3 Nb6
$18) 22... Qf7 (22... Rh6 23. dxc5 bxc5 24. Qb3 $11) 23. dxc5 (23. Bb2 Rg6 $14)
23... bxc5 $11 24. Qd1 (24. Rc3 Rb6 $11) 24... h6 25. Bb2 (25. Rb1 a6 $11)
25... Rb6 26. a4 (26. Rb1 a6 (26... Rxb5 $143 27. Bxg7 Rxb1 28. Qxb1 $16) 27.
a4 axb5 28. axb5 Nf6 $11 (28... Rxb5 $143 29. Bxg7 Rxb1 30. Qxb1 $16)) 26... a6
(26... c4 27. Bc3 $11) 27. Bf1 (27. Qe2 axb5 28. axb5 Re8 $15) 27... axb5 $15
28. Bxb5 Bc6 (28... c4 29. Bd4 Nc5 30. Rb1 $11) 29. Bxc6 $11 Rbxc6 30. Ba1 (30.
Rb1 Bc7 $11) 30... Bd6 (30... Bc7 31. Qd2 $11) 31. a5 $11 Ra6 (31... c4 $11)
32. Qa4 (32. Bc3 $5 $11) 32... Bc7 (32... Rca8 33. Bc3 Bc7 34. Ra1 $15) 33. Bc3
(33. Red1 $142 Bxa5 34. Qb3 $17) 33... Qh5 $4 (33... Rca8 $142 $17) 34. Kg2 (
34. Qxd7 $142 d4 35. Qxc8+ Kh7 36. exd4 Qxf3 37. Qxa6 $18) 34... Nf6 $4 (34...
Qf7 $142 35. Rb1 Nf6 36. Bxf6 Rxa5 $14) 35. Bxf6 $18 Rxf6 (35... Qe8 36. Qxe8+
Rxe8 37. Bc3 (37. Rxc5 $6 Bd6 38. Rxd5 gxf6 $18) 37... Bxa5 38. Red1 $18) 36.
Qd7 0-1

[Event "41-04"]
[Site "?"]
[Date "2004.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "83"]
[EventDate "2004.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
Qe7 9. Be2 b6 10. O-O Bb7 11. Re1 (11. a3 Rad8 12. Qc2 Rfe8 13. Rac1 Bb8 14.
Rfd1 dxc4 15. Nxc4 Nf8 16. Nfe5 Ng6 17. Nxg6 hxg6 18. Be5 Rd7 19. Bxb8 Rxb8 20.
Ne5 Rdd8 21. Bf3 Nd5 22. d4 Rbc8 23. dxc5 Rxc5 24. Qb2 Rdc8 25. Rxc5 Qxc5 {
ejdrzej-profix/kurnik 2014/0-1 (49)}) 11... Rad8 (11... Rfe8 12. Qa4 a6 13. Qc2
axb5 14. cxb5 e5 15. Nh4 Qe6 16. h3 e4 17. dxe4 dxe4 18. Bc4 Bd5 19. Bxd5 Qxd5
20. Nc4 Bc7 21. g3 Qg5 22. Ng2 Nh5 23. h4 Qg4 24. Qe2 Qxe2 25. Rxe2 Ra4 26. Rd2
{Gross,W-Merten,R/Chess Game 2007/0-1 (33)}) 12. cxd5 $146 (12. Qa4 Bb8 13.
Rac1 Rfe8 14. Ba3 e5 15. cxd5 Bxd5 16. e4 Bxa2 17. g3 Be6 18. d4 exd4 19. Nxd4
Qd6 20. N2f3 Ne5 21. Rcd1 Qc7 22. Nxe6 Nxf3+ 23. Bxf3 fxe6 24. Bb2 Qf7 25. Be2
Kh8 26. Bc4 Qh5 {Miralles,G (2365)-Danailov,S (2440)/BUL-FRA 1985/1-0 (58)}) (
12. Qa4 Ra8 $11) 12... exd5 (12... Bxd5 $2 13. e4 $18) 13. Qa4 Bb8 (13... Ra8
14. e4 $11) 14. Nh4 (14. Rac1 h6 $11) 14... Qe6 15. Rac1 (15. h3 h6 $11) 15...
Rfe8 16. h3 (16. g3 h6 $11) 16... Ne5 (16... Rc8 17. Nhf3 $11) 17. Ndf3 (17. d4
$5 Ned7 18. dxc5 Nxc5 19. Qa3 $11) 17... Nxf3+ $15 18. Nxf3 (18. Bxf3 $2 g5 $19
) 18... Qd6 (18... d4 19. e4 $15 (19. exd4 $4 Bxf3 20. Bf1 Qd6 $19)) 19. g3 (
19. Rc2 h6 20. Qb3 d4 $17) 19... Bc8 (19... Qd7 20. Bxf6 gxf6 21. Qh4 $11) 20.
Qh4 (20. Bf1 Qe7 $11) 20... h6 (20... Bd7 21. a4 $11) 21. Bxf6 (21. Kg2 Bd7 22.
a4 Re6 $11) 21... Qxf6 $15 22. Qxf6 gxf6 23. g4 (23. Kg2 Bd7 $15) 23... Kh8 (
23... f5 24. Nd2 $17) 24. Nh4 (24. d4 c4 25. Nh4 $15) 24... f5 (24... d4 $142
$5 25. exd4 Rxd4 $15) 25. Nxf5 $14 Bxf5 (25... Kh7 26. Kg2 $14) 26. gxf5 Rg8+ (
26... d4 27. e4 $14) 27. Kh1 (27. Kf1 Kg7 $14) 27... Rg5 (27... Kg7 28. d4 c4
29. Bg4 $14) 28. e4 (28. Bg4 $5 $14) 28... dxe4 $11 29. dxe4 Bf4 (29... Rd2 30.
h4 Rg8 31. a4 $11) 30. Rcd1 Rgg8 (30... Bd2 $5 $11) 31. Bc4 $14 Kg7 32. Rg1+
Kf6 33. Rxg8 Rxd1+ (33... Rxg8 $143 34. Rd7 Rg7 35. Bd5 $16) 34. Kg2 Rd7 35.
Kf3 Bc1 (35... Bg5 36. Kg4 Ke5 37. f4+ Bxf4 38. Bxf7 $16) 36. Bd5 $16 Re7 (
36... Ke5 $5 $16) 37. h4 (37. Kg4 Rd7 $18) 37... Ke5 38. Rg1 (38. Kg4 $5 Rc7
39. Re8+ Kd6 40. Rd8+ Ke7 41. Rh8 $18) 38... Bb2 $14 39. Rg7 (39. Rd1 $142 $14)
39... Kf6 (39... Rc7 $5 $14) 40. Rh7 $16 Bc1 41. Kg4 c4 $4 (41... Ke5 $142 $16)
42. f4 $18 (42. f4 h5+ 43. Rxh5 $18) 1-0

[Event "41-14"]
[Site "?"]
[Date "2004.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "83"]
[EventDate "2004.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
Qe7 9. Be2 b6 10. O-O Bb7 11. Re1 (11. a3 Rad8 12. Qc2 Rfe8 13. Rac1 Bb8 14.
Rfd1 dxc4 15. Nxc4 Nf8 16. Nfe5 Ng6 17. Nxg6 hxg6 18. Be5 Rd7 19. Bxb8 Rxb8 20.
Ne5 Rdd8 21. Bf3 Nd5 22. d4 Rbc8 23. dxc5 Rxc5 24. Qb2 Rdc8 25. Rxc5 Qxc5 {
ejdrzej-profix/kurnik 2014/0-1 (49)}) 11... Rac8 (11... Rad8 12. Qa4 Bb8 13.
Rac1 Rfe8 14. Ba3 e5 15. cxd5 Bxd5 16. e4 Bxa2 17. g3 Be6 18. d4 exd4 19. Nxd4
Qd6 20. N2f3 Ne5 21. Rcd1 Qc7 22. Nxe6 Nxf3+ 23. Bxf3 fxe6 24. Bb2 Qf7 25. Be2
Kh8 26. Bc4 {Miralles,G (2365)-Danailov,S (2440)/BUL-FRA 1985/1-0 (58)}) (11...
Rfe8 12. cxd5 exd5 13. Nh4 Qe6 14. Rc1 Bc7 15. Ndf3 h6 16. g3 Bd8 17. Ng2 Bc7
18. Nf4 Bxf4 19. exf4 d4 20. Qa4 Qd5 21. Qb3 Rxe2 22. Qxd5 Rxe1+ 23. Rxe1 Bxd5
24. Ne5 Bxa2 25. Ra1 Bd5 {0-1 Gross,W-Merten,R/Chess Game 2007}) 12. Rc1 $146 (
12. cxd5 exd5 13. Nh4 Bb8 14. Bf1 Rfe8 15. g3 Ne5 16. Qe2 Qd7 17. Qd1 c4 18.
dxc4 dxc4 19. Bxe5 Bxe5 20. Nxc4 Bxa1 21. Qxd7 Nxd7 22. Rxa1 Rc7 23. Nd6 Re6
24. Rd1 g6 25. Nxb7 Rxb7 26. Bh3 Re7 {
Gross,W-Merten,R/Chess Game 2005/1/2-1/2 (39)}) (12. Qa4 Ra8 $11) 12... Bb8 (
12... a6 13. bxa6 Bxa6 14. h3 $15) 13. h3 (13. Qa4 h6 $14) 13... Ne8 (13... Bd6
14. Qb3 $11) 14. a4 (14. Qa4 Nd6 $14) 14... f5 (14... Nef6 15. Qb3 $11) 15.
cxd5 (15. a5 bxa5 16. cxd5 Bxd5 $14) 15... exd5 16. Bf1 (16. e4 fxe4 17. dxe4
dxe4 18. Bc4+ Kh8 19. Nxe4 Bxe4 20. Rxe4 Qxe4 21. Qxd7 Rc7 $11) 16... Qd6 (
16... Nef6 17. a5 $11) 17. g3 (17. e4 Nc7 $14) 17... Qe6 (17... Nef6 18. Qb3 a5
19. e4 $16) 18. Ng5 (18. e4 f4 (18... dxe4 $143 19. dxe4 Kh8 20. Bc4 $18) 19.
g4 Nd6 $14) 18... Qg6 (18... Qe7 19. f4 h6 20. Ngf3 $11) 19. Ngf3 (19. h4 h6
20. Nh3 Nef6 $11) 19... Bd6 (19... Nd6 20. Bg2 $11) 20. Nh4 (20. Bg2 Nc7 $11)
20... Qh6 (20... Qf7 21. Be2 $11) 21. Bg2 (21. e4 f4 22. e5 fxg3 23. fxg3 Be7
$14) 21... Ne5 (21... Be7 22. Qb3 Qe6 23. e4 $11) 22. Ndf3 (22. Qe2 Ng6 23.
Nxg6 Qxg6 $14) 22... Nxf3+ $11 23. Nxf3 (23. Bxf3 $143 g5 24. Ng2 Qxh3 $15)
23... Qh5 (23... Rc7 24. a5 $14) 24. Qb3 Nc7 25. Ne5 Qe8 26. f4 Bxe5 27. Bxe5
Qf7 28. a5 Rcd8 (28... Qd7 29. a6 Ba8 30. Rb1 $14) 29. Qb2 (29. Qa4 Ne6 30.
axb6 axb6 $16) 29... Bc8 (29... Qd7 $5 $16) 30. axb6 axb6 31. Ra1 (31. Qa2 Ne8
$16) 31... Ne6 (31... Bb7 $16) 32. Ra8 (32. Qa2 Qd7 $16) 32... Bb7 (32... c4
33. Rd1 $16) 33. Ra7 Ra8 (33... Rd7 $5 $14) 34. Rea1 $16 Rfd8 (34... Qd7 35.
Bf3 Rxa7 36. Rxa7 $16) 35. R1a3 (35. Rxa8 $142 $5 Bxa8 36. Ra6 $18) 35... Rxa7
$16 36. Rxa7 Nf8 $2 (36... Rd7 37. g4 $16) 37. Qa2 (37. Bxg7 $5 Ng6 $18) 37...
h6 (37... Ne6 38. Ra6 c4 39. Rxb6 cxd3 40. Bf1 $16) 38. g4 (38. e4 fxe4 39.
dxe4 Rd7 40. exd5 Nh7 $18) 38... fxg4 $16 39. hxg4 Rd7 $4 (39... Ng6 $142 $16)
40. Ra3 (40. Rxb7 $142 c4 41. dxc4 dxc4 42. Rxb6 $18) 40... Ng6 $11 41. Ba1 (
41. d4 $5 $11) 41... Nh4 (41... Qe6 $5 42. Qf2 Qxg4 $15) 42. Bh1 $11 0-1

[Event "xxv/36"]
[Site "?"]
[Date "1994.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "47"]
[EventDate "1994.??.??"]

1. b4 e6 2. b5 d5 3. Bb2 Nf6 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Be2 b6
9. Nbd2 Bb7 10. O-O Qe7 11. a4 Bc7 (11... a6 12. bxa6 Rxa6 13. d4 $11) 12. d4 (
12. Qc2 Rfd8 $11) 12... Rfd8 13. Qc2 Rac8 14. dxc5 (14. Rfd1 cxd4 15. Bxd4 a6
$11) 14... Nxc5 $15 (14... Qxc5 $2 15. Ba3 Bxh2+ 16. Nxh2 $18) 15. Nd4 (15.
Rfd1 a5 $15) 15... Qd6 (15... e5 16. Nf5 Qe6 17. cxd5 Bxd5 18. f3 $17) 16. g3 (
16. f4 e5 17. Nf5 Qe6 $15) 16... Qd7 (16... e5 17. N4f3 Qe7 18. Rfd1 $15) 17.
Rfd1 Ba8 (17... Bd6 18. a5 $15) 18. N4b3 {White prepares the advance a5} (18.
cxd5 Bxd5 19. Bf3 e5 20. Bxd5 exd4 (20... Qxd5 $143 21. Nc6 Re8 22. Nxa7 $16)
21. exd4 Nxd5 22. dxc5 bxc5 $14) 18... Qe7 (18... Nxb3 19. Nxb3 e5 20. f4 $15)
19. Nxc5 $11 bxc5 (19... Qxc5 $4 20. Ba3 Be5 21. Bxc5 Bxa1 22. Bxb6 (22. Rxa1
$143 Rxc5 23. a5 dxc4 $18) 22... axb6 23. Rxa1 dxc4 24. Nxc4 $18) 20. a5 (20.
cxd5 Rxd5 21. Rac1 Be5 $14) 20... Rd7 (20... d4 21. Qd3 $11) 21. Bd3 h6 22. Nb3
(22. cxd5 Nxd5 23. Nc4 Rcd8 $11) 22... dxc4 23. Bxc4 Rxd1+ (23... Bd6 24. b6
$11) 24. Rxd1 *

[Event "xxvi/16"]
[Site "?"]
[Date "1995.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "59"]
[EventDate "1995.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Be2 b6
9. O-O Bb7 10. Nbd2 Qe7 11. a4 Bc7 12. g3 (12. cxd5 exd5 13. d4 Rfc8 $11) 12...
Rfe8 (12... dxc4 13. Nxc4 a6 14. Qb3 $15) 13. Re1 (13. Qc2 a6 $15) 13... Rad8 (
13... a6 14. bxa6 Rxa6 15. d4 $15) 14. Qc2 (14. cxd5 exd5 15. Qc2 Be5 $11)
14... e5 15. Bf1 (15. e4 dxe4 16. dxe4 a6 $11) 15... Qe6 (15... e4 16. Nh4 Ne5
17. d4 cxd4 18. exd4 Nxc4 19. Nxc4 dxc4 20. Bxc4 $15) 16. Ng5 (16. Bg2 Qg4 $15)
16... Qf5 $17 17. Ngf3 (17. f4 d4 18. e4 Qg6 19. fxe5 Ng4 $17) 17... dxc4 18.
e4 (18. Qxc4 Bxf3 19. e4 Bxe4 20. dxe4 Qh5 $15) 18... cxd3 19. Bxd3 (19. exf5
$2 dxc2 20. Rac1 e4 $19) 19... Qh5 20. Be2 Ng4 21. Nh4 g5 (21... Qg5 22. Bc1
Nh6 23. Ndf3 $11) 22. Bxg4 (22. h3 gxh4 23. Bxg4 Qh6 $15) 22... Qxg4 23. Nf5
Qh3 (23... Qh5 24. a5 $15) 24. Nf3 (24. f3 a6 $15) 24... Qh5 $17 25. Nd2 Nf6 (
25... g4 $142 $17) 26. Nf1 (26. f3 Rd7 $17) 26... Qh3 (26... g4 $142 $5 27. Nh4
Rd7 $19) 27. f3 $17 g4 (27... Qh5 28. Ra3 $17) 28. Qc1 (28. fxg4 $142 Kf8 29.
a5 $17) 28... gxf3 $4 (28... Qh5 $142 29. Qh6 Qg6 30. Qxg6+ hxg6 31. Nh6+ Kg7
32. Nxg4 Nxg4 33. fxg4 f6 $17) 29. Qg5+ Kf8 (29... Kh8 30. Qg7#) 30. Qg7# 1-0

[Event "xxvi/08"]
[Site "?"]
[Date "1995.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "70"]
[EventDate "1995.??.??"]

1. b4 e6 2. Bb2 Nf6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. Be2 O-O 8. d4 b6
9. O-O Bb7 10. Nbd2 Qe7 11. Ne5 (11. dxc5 Nxc5 12. cxd5 Bxd5 $11) 11... cxd4
12. exd4 dxc4 (12... a6 13. bxa6 Bxa6 14. Re1 $15) 13. Ndxc4 Rfc8 (13... Rfd8
14. Nc6 Bxc6 15. bxc6 $15) 14. Bf3 (14. Qa4 a6 $11) 14... Nd5 15. Nxd6 Qxd6 16.
a4 Nxe5 (16... N7f6 17. Qb3 $11) 17. dxe5 Qb4 18. Ba3 (18. Rb1 Rc4 $11) 18...
Qf4 (18... Qh4 19. Rc1 $11) 19. Bd6 (19. Bb2 Rc4 $11) 19... Rc4 (19... Nc3 20.
Bxb7 Nxd1 21. Rfxd1 $15) 20. g3 $11 Qf5 21. Bg2 (21. Ra3 $5 $11) 21... Nc3 $17
22. Qb3 $4 (22. Qd2 Bxg2 23. Kxg2 Rac8 $17) 22... Ne2+ 23. Kh1 Bxg2+ 24. Kxg2
Rac8 (24... Rc3 $142 25. Qxc3 Nxc3 $19) 25. Qf3 $11 Qc2 (25... Qxf3+ 26. Kxf3
Nc3 27. Rfc1 $11) 26. Qb7 Nc3 {Can a4 get defended?} 27. Qxa7 Qe4+ 28. f3 Qd4 (
28... Qd3 29. Qb7 $11) 29. Qb7 (29. Qd7 $142 $11) 29... Nd5 $19 30. Kh3 (30.
Kh1 Rc2 31. Rad1 $19) 30... Qd2 31. f4 Rc2 32. Rh1 (32. Qxc8+ Rxc8 33. Rad1
Nxf4+ 34. Rxf4 Qxd1 $19) 32... Qe2 33. Be7 (33. Qxc8+ Rxc8 34. Rac1 Nxf4+ 35.
gxf4 Qf3+ 36. Kh4 Qxf4+ 37. Kh3 Rxc1 38. Rxc1 Qxc1 39. Kg3 $19) 33... Nxe7 (
33... Nxf4+ 34. gxf4 Qh5+ 35. Kg3 R8c3+ 36. Qf3 Rxf3#) 34. Qxe7 (34. Qxc8+ Nxc8
35. Kh4 g6 36. g4 Qf2+ 37. Kg5 h6+ 38. Kxh6 Qh4#) 34... h5 35. Qh4 (35. Qg5
Qg2+ 36. Kh4 Qxh2+ 37. Rxh2 Rxh2#) 35... Qg2# 0-1

[Event "xxv/30"]
[Site "?"]
[Date "1994.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "71"]
[EventDate "1994.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. Be2 O-O 8. O-O
Qe7 9. d4 b6 10. Nbd2 Bb7 11. Rc1 Rac8 12. Ne5 (12. Qa4 Rc7 $11) 12... Rfe8 (
12... cxd4 13. exd4 dxc4 14. Ndxc4 $11) 13. Bh5 (13. Qa4 $5 $11) 13... Nxh5 $15
14. Qxh5 Nxe5 (14... cxd4 15. exd4 (15. Bxd4 $2 Bxe5 16. Bxe5 g6 $19) 15...
Red8 16. cxd5 $15) 15. dxe5 Bc7 16. Nf3 (16. Rfd1 Ra8 $15) 16... Rcd8 17. Ng5 (
17. Rfd1 a6 $15) 17... h6 18. Nf3 Rd7 (18... a6 19. a4 $17) 19. a4 (19. cxd5
Bxd5 20. Qg4 Red8 $15) 19... Red8 20. Qg4 (20. cxd5 Bxd5 21. Bc3 Bb3 $15) 20...
Rc8 (20... d4 21. exd4 Bxf3 22. Qxf3 cxd4 23. Rfe1 $17) 21. h3 (21. cxd5 Bxd5
22. Rfd1 Rcd8 $11) 21... Bd8 (21... a5 22. cxd5 Bxd5 23. Bc3 $15) 22. Kh1 (22.
cxd5 Bxd5 23. Rfd1 Bb3 $11) 22... Qe8 (22... a6 23. Rfd1 $15) 23. Rfd1 Be7 (
23... a6 $15) 24. Qg3 (24. cxd5 Bxd5 (24... exd5 $4 25. e6 Qf8 26. exd7 $18)
25. Nd2 a6 $11) 24... Rcd8 (24... dxc4 25. Rxd7 Qxd7 26. Bc3 $17 (26. Rxc4 $2
Qd1+ 27. Kh2 Qb3 $19)) 25. Nh2 (25. Kh2 $5 $15) 25... dxc4 $17 26. Rxd7 Rxd7
27. Ng4 Kh7 28. Qf4 Bd5 29. e4 $2 (29. Rc3 $142 $17) 29... Bg5 $19 30. Qf3 Bxc1
31. Bxc1 Bb7 32. Bxh6 (32. Qe2 $19) 32... Qd8 (32... f5 33. exf6 gxh6 34. Ne5
$19) 33. Bxg7 $2 (33. Qf4 Qh8 34. Qg5 Rd1+ 35. Kh2 $11) 33... Kxg7 34. Nf6 Kf8
$4 (34... Rd3 $142 35. Qg4+ Kf8 36. a5 $19) 35. Qg4 $4 (35. Nh7+ $142 Ke8 36.
Nf6+ Ke7 37. Nxd7 Kxd7 38. Qxf7+ Qe7 39. Qf4 $17) 35... Ke7 (35... Rd1+ $142
36. Kh2 c3 $19) 36. Ng8+ $11 *

[Event "xxvi/04"]
[Site "?"]
[Date "1994.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "50"]
[EventDate "1994.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. Be2 O-O 8. O-O
b6 9. d4 Bb7 10. Nbd2 Qe7 11. Rc1 Rac8 12. Qa4 Bb8 (12... cxd4 13. Bxd4 (13.
Qxa7 $143 Nc5 $19) 13... e5 14. Bb2 $15 (14. Qxa7 exd4 15. Qxb7 dxe3 $19)) 13.
Qc2 (13. Rfd1 Rfd8 $11) 13... h6 (13... cxd4 14. Nxd4 Rfd8 15. Rfd1 $11) 14. h3
(14. Qa4 Rfd8 $11) 14... Rfe8 (14... cxd4 15. Nxd4 Rfd8 16. Rfd1 $11) 15. a4 (
15. Rfd1 cxd4 16. Nxd4 Red8 $11) 15... e5 (15... cxd4 16. Nxd4 Red8 17. Rfd1
$11) 16. dxc5 (16. dxe5 Nxe5 17. Rfd1 dxc4 18. Bxe5 Bxe5 19. Nxe5 Qxe5 20. Nxc4
Qg5 $11) 16... Nxc5 17. Nh4 (17. Rfd1 Qe6 $11) 17... Nfe4 18. Nf5 (18. Nxe4
dxe4 19. Nf5 Qf6 $11) 18... Qg5 $17 19. Nxe4 Nxe4 (19... Qxf5 $6 20. Nxc5 Qxc2
21. Rxc2 Rxc5 22. Bf3 $11) 20. f3 (20. g4 dxc4 21. f4 exf4 $17) 20... Ng3 (
20... Nd6 $142 $5 21. e4 dxe4 (21... Nxc4 $143 22. Bxc4 Rxc4 23. Qd3 Rxa4 24.
Qb3 $15) 22. Nxd6 Bxd6 $19) 21. Nxg3 $15 Qxg3 22. Qd2 dxc4 (22... d4 $5 23. e4
Re6 $15) 23. Bxc4 $11 Rcd8 (23... Red8 24. Qf2 Qg6 25. Rc3 $11) 24. Qf2 (24.
Qe1 Qg5 $11) 24... Qg5 25. Rcd1 Rc8 (25... Bd6 26. Rd3 $11) 1/2-1/2

[Event "xxvi/10"]
[Site "?"]
[Date "1995.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "53"]
[EventDate "1995.??.??"]

1. b4 e6 2. Bb2 Nf6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Nf3 Nbd7 7. d3 O-O 8. Nbd2
b6 9. Be2 Bb7 10. O-O Qe7 11. d4 e5 12. Nh4 (12. dxe5 Nxe5 13. Qc2 Nxc4 14.
Nxc4 dxc4 15. Bxc4 a6 $11) 12... Qe6 13. cxd5 (13. e4 exd4 14. exd5 Qe7 $11)
13... Bxd5 $15 (13... Qxd5 $4 14. Bc4 exd4 15. Bxd5 Nxd5 16. Nf5 $18) (13...
Nxd5 14. Bg4 Qe8 15. Nf5 $14) 14. a4 (14. dxe5 Bxe5 15. Bxe5 Nxe5 $11) 14...
Rfe8 {Black prepares e4} (14... e4 15. f3 exf3 16. Bxf3 Qxe3+ 17. Kh1 $17) 15.
Re1 (15. dxe5 $142 Bxe5 16. Bxe5 Nxe5 17. Qc2 $11) 15... Rac8 (15... e4 16.
dxc5 bxc5 17. f4 $17) 16. Rc1 (16. e4 $142 $5 Nxe4 17. Bg4 Nxf2 18. Kxf2 $16)
16... e4 (16... cxd4 17. exd4 e4 18. Bf1 $17) 17. g3 (17. Nc4 Be7 18. f4 exf3
19. Nxf3 Ne4 $15) 17... cxd4 (17... Red8 18. f3 $17) 18. Bxd4 Bb4 (18... Rxc1
19. Qxc1 Be5 20. Ng2 $15) 19. Rf1 (19. Ng2 $5 $15) 19... Nc5 20. Bxc5 Bxc5 (
20... bxc5 21. Qc2 $17) 21. Ng2 Bd6 22. Ne1 (22. Rxc8 Rxc8 23. f3 Rd8 $17)
22... Bb4 (22... Rxc1 23. Qxc1 Rc8 24. Nc2 $17) 23. Nc2 Bxd2 (23... Bc5 $5 $17)
24. Qxd2 $15 Bb3 (24... Rc5 $142 $5 $15) 25. Nd4 $16 Rcd8 (25... Qd5 $142 26.
Qb2 Bc4 $16) 26. Rc6 $4 (26. Qb4 $142 Rxd4 27. exd4 $18) 26... Qd5 $2 (26...
Qe7 $142 $11) 27. Qb4 (27. Qb4 Bxa4 28. Qxa4 $18) (27. Nxb3 $6 Qxd2 28. Nxd2
Rxd2 $11) 1-0

[Event "xxv/16"]
[Site "?"]
[Date "1994.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "43"]
[EventDate "1994.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Bd6 6. Be2 Nbd7 7. Nf3 O-O 8. O-O
b6 9. d4 Bb7 10. Nbd2 Rc8 11. Rc1 Qe7 (11... a5 12. dxc5 Nxc5 13. cxd5 Nxd5 14.
Nc4 $11) 12. h3 (12. Qa4 Ra8 $11) 12... Rfe8 (12... a5 13. bxa6 Bxa6 14. Ne5
$15) 13. Ne5 (13. Qa4 Ra8 $11) 13... cxd4 14. Nxd7 (14. exd4 a6 $11) 14... Nxd7
$15 15. Bxd4 Nc5 (15... e5 16. Bb2 $15) 16. Bb2 (16. cxd5 Bxd5 17. Bc4 Qg5 18.
Bxd5 exd5 $11) 16... Rc7 (16... Red8 17. cxd5 Bxd5 18. Bc4 $15) 17. Nf3 (17.
cxd5 Bxd5 18. Bc4 Bxc4 19. Nxc4 Rd8 20. Nxd6 Rxd6 $11 (20... Qxd6 $2 21. Qxd6
Rxd6 22. Be5 $18)) 17... Rec8 (17... dxc4 18. Bxc4 Rd8 19. Qe2 $15) 18. Qd4 {
Threatening mate... how?} f6 19. Qd1 (19. Rfd1 Na4 20. cxd5 Nxb2 21. Rxc7 Qxc7
22. Qxb2 Bxd5 $11) 19... Ne4 20. Qb3 (20. Qa4 $15) 20... Nc5 (20... dxc4 21.
Bxc4 Nc5 22. Qd1 $15) 21. Qd1 Ne4 (21... dxc4 22. Bxc4 Bxf3 23. gxf3 $15) 22.
Qb3 $11 1/2-1/2

[Event "?"]
[Site "?"]
[Date "1986.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "73"]
[EventDate "1986.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 e6 4. b5 Be7 5. Nf3 c6 6. c4 dxc4 7. Bxc4 cxb5 8.
Bxb5+ Bd7 9. Nc3 a6 10. Be2 Nc6 11. a3 O-O 12. O-O h6 (12... Rc8 13. d4 $11)
13. d4 b5 14. Rc1 Rc8 15. d5 (15. Bd3 Bd6 $11) 15... exd5 16. Nxd5 Nxd5 17.
Qxd5 Qe8 (17... Be6 18. Qe4 Qd5 19. Qb1 $11) 18. Rfd1 (18. Bd3 Rd8 $14) 18...
Be6 19. Qe4 Bd8 (19... Bb3 20. Qg4 f6 21. Rd7 $11) 20. Bd3 (20. Rd6 $142 $5 Nb8
21. Bd3 Rxc1+ 22. Bxc1 $18) 20... f5 $11 21. Qf4 Bc7 22. Qh4 Bd8 23. Qf4 (23.
Qg3 Bf6 24. Bxf6 Rxf6 $14) 23... Bc7 24. Qh4 Bd8 25. Qg3 {
Threatening mate... how?} g5 (25... Qf7 $11) 26. h4 (26. Rc5 $142 $14) 26...
Bc7 $15 {Black plans f4} 27. Ne5 f4 $4 (27... Bxe5 $142 28. Bxe5 Bb3 $15) 28.
exf4 $16 Nxe5 29. fxe5 Rf4 (29... Qh5 $142 $5 30. hxg5 hxg5 $16) 30. hxg5 $18
Rg4 31. Qh2 (31. Qh3 Rxg5 32. Qxh6 Rg7 $18) 31... h5 32. Bb1 (32. g6 h4 $18)
32... Bb6 (32... Rxg5 $5 33. Qf4 Rg7 $18) 33. Rxc8 Bxc8 $2 (33... Qxc8 34. Qxh5
Bxf2+ 35. Kf1 Rf4 36. Qh7+ Kf8 37. Qh8+ Bg8 38. Qh6+ Ke8 39. Bg6+ Ke7 $15) 34.
Rd6 Bc7 (34... Bxf2+ 35. Kxf2 Be6 $18) 35. Rg6+ Kf8 (35... Qxg6 36. Bxg6 Rxg5
37. Be4 $18) 36. Rf6+ (36. Qxh5 Qf7 37. Rf6 Qxf6 38. exf6 Rxg2+ 39. Kxg2 Bb7+
40. Kg1 Bh2+ 41. Qxh2 Kf7 42. Qc7+ Ke6 43. Qe7+ Kd5 44. Be4+ Kc4 45. Qb4#)
36... Ke7 37. Ba2 (37. Ba2 Qd8 38. Rf7+ (38. Qxh5 Qd1+ 39. Kh2 Rxg2+ 40. Kxg2
Qxh5 41. Rf7+ Ke8 42. Rxc7 Bh3+ 43. Kh2 Bf5+ 44. Kg1 Qg4+ 45. Kh2 Qh3+ 46. Kg1
Be4 47. Rc8+ Kd7 48. e6+ Kxc8 49. f3 Qg3+ 50. Kf1 Bd3#) 38... Ke8 39. Bb3 $16 (
39. Qxh5 Qd1+ 40. Kh2 Rxg2+ 41. Kxg2 Qxh5 42. Rxc7 Bh3+ 43. Kh2 Bf5+ 44. Kg1
Qg4+ 45. Kh2 Qh3+ 46. Kg1 Be4 47. Re7+ Kxe7 48. f3 Qg3+ 49. Kf1 Bd3#)) (37. Bg6
$142 Qg8 38. Qxh5 $18) 1-0

[Event "xiv/11"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "61"]
[EventDate "1987.??.??"]

1. b4 Nf6 2. Bb2 d5 3. b5 a6 4. a4 e6 5. e3 Be7 6. Nf3 O-O 7. c4 c6 8. Nc3 Nbd7
9. d4 dxc4 (9... Qa5 10. Nd2 $11) 10. Bxc4 Nb6 11. Bd3 Nbd5 (11... axb5 12.
axb5 Rxa1 13. Qxa1 cxb5 14. Nxb5 $11) 12. O-O Bd7 (12... axb5 13. axb5 Rxa1 14.
Qxa1 Nxc3 15. Bxc3 $11) 13. Qe2 (13. bxa6 $5 bxa6 14. Ne5 $14) 13... Nxc3 $11
14. Bxc3 Nd5 15. Bb2 axb5 (15... cxb5 16. axb5 Bxb5 17. Bxb5 axb5 18. Rxa8 Qxa8
19. Ra1 $11) 16. axb5 $14 Qb6 (16... Rxa1 17. Rxa1 Nb4 18. bxc6 Bxc6 19. Bc4
$14) 17. Ne5 $16 Qc7 18. Rxa8 (18. Qh5 g6 19. Qf3 Rxa1 20. Rxa1 cxb5 $14) 18...
Rxa8 19. Qh5 {Do you see the mate threat?} g6 20. Qf3 Be8 (20... f6 21. Nxd7
Qxd7 22. bxc6 Qxc6 23. e4 $14) 21. e4 (21. bxc6 bxc6 22. e4 f6 $16) 21... Nb4
$14 22. Bb1 (22. Be2 Ra2 23. Bc3 Rc2 $16) 22... cxb5 23. Rc1 Qd8 (23... Qd6 24.
Rd1 $11) 24. h3 (24. Ng4 f6 $14) 24... Bd6 (24... f6 $5 25. Ng4 Kg7 $11) 25.
Ng4 $14 f5 (25... Qg5 26. d5 e5 27. Qf6 Qxf6 28. Nxf6+ Kf8 29. Nxh7+ Kg7 30.
Ng5 $16) 26. exf5 exf5 $2 (26... h5 27. Ne5 exf5 28. Qxb7 Rb8 $16) 27. Qb3+ $4
(27. d5 Rc8 28. Nh6+ Kf8 29. Rxc8 Qxc8 30. Bxf5 gxf5 31. Nxf5 $18) 27... Kf8
$11 28. Nh6 (28. Ne5 $142 $11) 28... Qd7 $4 (28... Nd5 $142 $1 $17) 29. Qg8+
$18 Ke7 30. d5 (30. Bxf5 gxf5 31. Qg5+ Kf8 32. Qf6+ Qf7 33. Qh8+ (33. Qxf7+ $2
Bxf7 34. Nxf5 Bf4 $19) 33... Ke7 34. Nxf7 Bxf7 35. Qxa8 $18) 30... Kd8 $4 (
30... Nxd5 $142 31. Rd1 Qe6 32. Qxh7+ Kd8 33. Qxb7 Nc7 34. Bxf5 gxf5 35. Nxf5
Qxf5 36. Rxd6+ Bd7 37. Bf6+ Ke8 38. Qxc7 Rc8 $18) 31. Bf6+ (31. Bf6+ Qe7 32.
Qe6 Bc6 33. Qxd6+ Kc8 34. Bxe7 b6 35. dxc6 Nxc6 36. Qxc6+ Kb8 37. Qxb6#) 1-0

[Event "xiii/07"]
[Site "?"]
[Date "1986.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "47"]
[EventDate "1986.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 Be7 4. e3 O-O 5. Nf3 d5 6. c4 Nbd7 7. d4 dxc4 (7...
a6 8. c5 $11) 8. Bxc4 Nb6 (8... a6 9. bxa6 b6 10. Qe2 $11) 9. Bb3 Bd7 $15 10.
Qd3 a6 (10... c6 11. a4 $15) 11. a4 (11. bxa6 Rxa6 12. Ne5 Ba4 $15) 11... Nbd5
(11... axb5 $5 12. axb5 Rxa1 13. Bxa1 Qa8 $17) 12. O-O $11 Nb4 (12... axb5 13.
axb5 Rxa1 14. Bxa1 $11) 13. Qe2 c6 (13... axb5 14. axb5 Rxa1 15. Bxa1 $11) 14.
Nc3 Qb6 (14... Nbd5 $5 15. bxa6 Rxa6 $11) 15. a5 $14 Qd8 16. b6 c5 (16... Nbd5
17. e4 Nxc3 18. Bxc3 $16) 17. dxc5 (17. Rfd1 cxd4 18. Nxd4 Qb8 $16) 17... Bxc5
(17... Rc8 18. Rfd1 Rxc5 19. Nd2 $14) 18. Rfd1 Qe7 19. Ne5 Rad8 (19... Bc6 20.
Na4 $14) 20. Nxd7 Rxd7 21. Qc4 (21. Rxd7 Qxd7 22. Ne4 Nxe4 $15) 21... Nc6 (
21... Rxd1+ 22. Bxd1 Nc6 23. Bf3 $11) 22. Rxd7 $14 Nxd7 23. Ne4 Bb4 24. Bc3
1/2-1/2

[Event "xxi/10"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "55"]
[EventDate "1991.??.??"]

1. b4 d5 2. Bb2 Bg4 3. c4 dxc4 $15 4. Qc2 b5 $4 (4... Nf6 $142 $15) 5. Qe4 $18
Na6 6. Qxg4 (6. Qc6+ Bd7 7. Qxa6 e6 $18) 6... Nf6 (6... Nxb4 7. Bxg7 Nh6 8.
Bxh6 Bxh6 9. Kd1 $18) 7. Qf3 (7. Bxf6 $142 $5 gxf6 8. Qh5 $18) 7... Nxb4 8. Na3
a6 9. Bc3 (9. g3 c5 $18) 9... Nbd5 $16 10. Nc2 e6 11. e4 {
White launches an attack} Nxc3 12. dxc3 (12. Qxc3 $6 Nxe4 13. Qe3 f5 $15) 12...
Bc5 13. Rd1 Qe7 14. e5 {The mate threat is Qxa8} Nd5 {
Black prepares the advance b4} 15. Nd4 (15. Ne2 $142 $16) 15... b4 $2 (15...
Bxd4 $142 16. Rxd4 Qg5 $14) 16. Bxc4 O-O (16... bxc3 17. Bxd5 exd5 18. Qxd5 $18
) 17. Bxd5 exd5 18. Nc6 Qh4 19. cxb4 (19. Rxd5 Bxf2+ 20. Qxf2 Qxf2+ 21. Kxf2
bxc3 22. Nf3 $18) 19... Bxb4+ 20. Nxb4 Qxb4+ 21. Rd2 Rfe8 22. Qd1 (22. Qe2 $5
$18) 22... Qe4+ 23. Kf1 Rxe5 (23... Rab8 24. Rd4 (24. Rxd5 $2 Rb1 $19) 24...
Rb1 25. Rxe4 Rxd1+ 26. Re1 Rxe1+ 27. Kxe1 $16) 24. Nf3 Qc4+ 25. Kg1 Rf5 26. h3
(26. Rc2 Qf4 $16) 26... c6 (26... Rb8 27. g4 Qe4 28. gxf5 $14) 27. Rc2 Qb5 $4 (
27... Qa4 $142 $16) 28. Nd4 $18 (28. Nd4 Rxf2 29. Nxb5 Rxc2 30. Qxc2 cxb5 31.
Qc6 $18) 1-0

[Event "xix/16"]
[Site "?"]
[Date "1990.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "57"]
[EventDate "1990.??.??"]

1. b4 d5 2. Bb2 Bg4 3. Nf3 $11 Nf6 4. e3 Nbd7 5. h3 Bh5 6. Be2 e6 7. a3 c5 8.
bxc5 Bxc5 9. d3 (9. Nc3 O-O $11) 9... Qb6 10. Qc1 Rc8 11. Nc3 Bxf3 12. Bxf3 d4
13. Ne4 (13. Nd1 Ne5 $15) 13... Nxe4 (13... dxe3 14. fxe3 Bxe3 15. Qb1 Nxe4 16.
Bxe4 Qa5+ 17. Kf1 $19) 14. Bxe4 dxe3 15. Bxg7 exf2+ (15... Rg8 16. Qb2 f5 17.
Bf3 exf2+ 18. Kf1 $17) 16. Ke2 Rg8 17. Rb1 Qa5 (17... Qd8 18. Bb2 $17) 18. Qh6
$15 Bb6 (18... Bxa3 19. d4 Bf8 20. Bxf8 Nxf8 21. Kxf2 $15) 19. c4 (19. d4 Qa4
20. Qxh7 Qc4+ 21. Bd3 Rxg7 22. Qh8+ Ke7 23. Qh4+ f6 24. Bxc4 Rxc4 25. Qe4 $18 (
25. Kxf2 $2 Rxd4 26. Qxd4 Bxd4+ 27. Kf3 Ne5+ 28. Ke4 Bb6 $19)) 19... Qc5 (19...
Nf8 $11) 20. Rxb6 $4 (20. Qxh7 $142 Ke7 21. Rbf1 $14) 20... Nxb6 $17 (20...
axb6 $6 21. Bxh7 Rxg7 22. Qxg7 $11) 21. Qxh7 {White gets deadly initiative}
Rxg7 (21... Ke7 $142 $5 $15) 22. Qxg7 $14 Rc7 23. Qf6 Na4 24. Rb1 (24. Rf1 $14)
24... b6 (24... Qxa3 $142 25. Qh8+ Kd7 26. Qd4+ Ke7 $11) 25. Rb4 $16 b5 $2 (
25... Qa5 $5 26. Qh8+ Ke7 27. Kxf2 Nc5 $14) 26. Rxb5 $18 Qe7 $2 (26... f1=Q+
27. Kxf1 Qe7 28. Rb8+ Kd7 29. Qd4+ Qd6 30. Rd8+ Kxd8 31. Qxd6+ Rd7 32. Qb8+ Ke7
33. Qb4+ Kd8 34. Qxa4 Rc7 $18) 27. Rb8+ Kd7 28. Qd4+ Qd6 29. Rd8+ $1 (29. Rd8+
Kxd8 30. Qxd6+ Rd7 31. Qb8+ Ke7 32. Qb4+ Kd8 33. Qxa4 $18) 1-0

[Event "xx/14"]
[Site "?"]
[Date "1990.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "40"]
[EventDate "1990.??.??"]

1. b4 d5 2. Bb2 Bg4 3. h3 Bh5 4. Nf3 Nf6 5. e3 Nbd7 6. d4 (6. a3 c6 $11) 6...
e6 $15 7. a3 Be7 8. Be2 O-O 9. Nbd2 Nb6 10. Rc1 (10. O-O a5 11. b5 Na4 $11)
10... a5 11. c4 (11. c3 $5 $15) 11... axb4 $17 12. axb4 Bxb4 13. Qb3 (13. Bc3
Ba3 14. Ra1 dxc4 15. Nxc4 Bxf3 16. gxf3 Nxc4 17. Bxc4 Nd5 $17) 13... Bxd2+ 14.
Nxd2 Bxe2 15. Kxe2 Na4 (15... dxc4 $5 16. Nxc4 Qd5 $19) 16. Ba3 $17 Re8 17.
Qxb7 Qd7 18. cxd5 Nxd5 19. Kf3 Nab6 (19... Nac3 20. Bc5 $15) 20. e4 $4 (20. Bb2
$142 $15) 20... Rxa3+ $19 (20... Rxa3+ 21. Ke2 Nc3+ 22. Kf1 Qxd4 $19) 0-1

[Event "xx/16"]
[Site "?"]
[Date "1990.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "61"]
[EventDate "1990.??.??"]

1. b4 d5 2. Bb2 Bg4 3. h3 Bh5 4. Nf3 Nf6 5. e3 Nbd7 6. c4 (6. Bb5 e5 7. Bxe5 c6
$15) 6... dxc4 (6... e5 7. Be2 $15) 7. Bxc4 e6 8. a3 c5 9. b5 (9. bxc5 Bxc5 10.
Qb3 Bxf3 11. gxf3 Rc8 $11) 9... Bd6 $15 10. Be2 O-O 11. O-O Qe7 12. d4 Rfd8 13.
Nbd2 Rac8 (13... Nb6 14. dxc5 Bxc5 15. Ne5 $11) 14. e4 (14. Nc4 Bb8 15. Rc1
cxd4 16. Nxd4 Ne5 17. Nxe5 Rxc1 18. Qxc1 Bxe5 $11) 14... Bb8 (14... cxd4 15. e5
Nxe5 16. Nxe5 Bxe5 17. Bxh5 Nxh5 18. Qxh5 $11) 15. a4 (15. dxc5 Nxc5 16. e5
Bxf3 17. Bxf3 Nfd7 $17) 15... cxd4 16. Nxd4 Bxe2 (16... Bg6 17. f3 $15) 17.
Qxe2 $15 Ne5 (17... Qb4 18. N2f3 $15) 18. N2f3 Nxf3+ (18... Qb4 19. Rfe1 $15)
19. Nxf3 $11 (19. Qxf3 $143 Qb4 20. Nb3 Qxe4 21. Qxe4 Nxe4 $17) 19... Nh5 20.
Ba3 Bd6 21. Bb2 {White prepares the advance e5} (21. Bxd6 $5 Qxd6 22. Rfd1 $11)
21... Nf4 $15 22. Qe3 Nd3 (22... Rc2 23. Be5 Bxe5 24. Nxe5 $19) 23. e5 (23.
Bxg7 Kxg7 24. Qxa7 $19) 23... Bc5 24. Qe2 b6 (24... Rd7 25. Rad1 Rcd8 26. a5
$15) 25. Rad1 $11 Nf4 26. Rxd8+ Rxd8 27. Qe4 Nd3 28. Bd4 Bxd4 29. Nxd4 (29.
Qxd3 $4 Bxf2+ 30. Kxf2 Rxd3 $19) 29... Qc5 30. Qxd3 (30. Nf3 Rd5 $11) 30...
Rxd4 $15 31. Qf3 1/2-1/2

[Event "xx/18"]
[Site "?"]
[Date "1990.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "46"]
[EventDate "1990.??.??"]

1. b4 d5 2. Bb2 Bg4 3. h3 Bh5 4. Nf3 Nf6 5. e3 Nbd7 6. c4 (6. g4 Bg6 $11) 6...
e5 $15 7. g4 Bg6 8. cxd5 (8. Nxe5 $142 $5 Nxe5 9. Bxe5 $11) 8... Nxd5 9. a3 Bd6
10. Qb3 c6 11. Be2 (11. d3 O-O $17) 11... O-O (11... a5 12. Nc3 axb4 13. Nxd5
bxa3 14. Bxa3 cxd5 15. Bb2 Rxa1+ 16. Bxa1 $17) 12. Nc3 Nxc3 13. Qxc3 {
Pawn e5, live or die!} Re8 14. d4 exd4 (14... e4 15. Nd2 $15) 15. Nxd4 (15.
Qxd4 $142 $5 Nf6 16. Rd1 $14) 15... Be5 $15 16. f4 Qh4+ 17. Kd2 (17. Kd1 Bxd4
18. Qxd4 Nf6 $15) 17... Bxd4 18. exd4 (18. Qxd4 Nf6 19. Kc1 Be4 $15) 18... Nf6
19. Kd1 Ne4 20. Qe1 (20. Qc4 Nf2+ 21. Kd2 Nxh1 22. Rxh1 $19) 20... Nf2+ 21. Kd2
Bd3 $3 22. Bxd3 {A pinning theme} Rxe1 23. Rhxe1 (23. Raxe1 Nxh1 24. Rxh1 Qf2+
25. Kc3 Qxf4 $19) 23... Qxh3 (23... Qxh3 24. Bc4 Qxg4 $19) 0-1

[Event "xxi/06"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "60"]
[EventDate "1991.??.??"]

1. b4 d5 2. Bb2 Bg4 3. h3 Bh5 4. Nf3 Nf6 5. e3 Nbd7 6. Be2 (6. g4 Bg6 $11) 6...
e6 7. a3 c5 8. bxc5 Bxc5 9. O-O Qb6 10. Ra2 O-O 11. d4 (11. Nc3 Bd6 $11) 11...
Be7 12. Nbd2 Rac8 13. c4 Qd8 (13... Bxf3 14. gxf3 Qc6 15. Re1 $15) 14. cxd5 $11
exd5 15. Ne5 (15. Qa4 a6 $11) 15... Bxe2 $15 16. Qxe2 Rc2 17. Qd3 Qc7 18. f4 (
18. Ndf3 $5 Qc8 19. Ne1 $11) 18... Rc8 $17 19. Nxd7 (19. e4 Bd6 $17) 19... Nxd7
20. Nf3 (20. e4 Qb6 21. Rb1 Qf6 $17) 20... Qb6 21. Rf2 R2c7 22. Ra1 (22. e4 Nf6
23. exd5 Nxd5 $17) 22... Nf6 23. Rd1 (23. Rb1 Ne4 24. Rff1 Qg6 $17) 23... Ne4
$19 24. Re2 Qh6 (24... Qe6 25. Nd2 $17) 25. Nd2 $17 Ng3 (25... f5 26. Rb1 $17)
26. Rf2 Bh4 27. Rf3 Rc2 28. Qb5 $2 (28. Rb1 Qb6 29. Nb3 Ne4 $19) 28... Qg6 $4 (
28... Qa6 29. Qxa6 bxa6 $17) 29. Qxb7 $17 Ne4 (29... Qb6 30. Qxb6 axb6 31. Kh2
$17) 30. Nxe4 $4 (30. f5 Qg5 31. f6 $17) 30... Qxg2# (30... Qxe4 $6 31. Rd2 $15
) 0-1

[Event "xxi/02"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "62"]
[EventDate "1991.??.??"]

1. b4 d5 2. Bb2 Bg4 3. h3 Bh5 4. Nf3 Nf6 5. e3 e6 6. b5 Nbd7 7. Be2 Be7 8. c4
c6 (8... dxc4 9. Bxc4 Nb6 10. Be2 $15) 9. a4 (9. cxd5 cxd5 10. O-O O-O $11)
9... O-O 10. Nc3 (10. cxd5 Bxf3 11. Bxf3 cxd5 $11) 10... Nb6 (10... dxc4 11.
bxc6 bxc6 12. Bxc4 $15) 11. Qb3 (11. d3 $5 $11) 11... dxc4 12. Bxc4 Nxc4 13.
Qxc4 Rc8 14. Nd4 (14. Rc1 Bxf3 15. gxf3 e5 $17) 14... c5 (14... Bg6 15. O-O $17
) 15. Nde2 Nd7 (15... Nd5 $5 $17) 16. Nf4 $11 Bg6 17. Nxg6 hxg6 18. Ne4 Nb6 19.
Qc3 {The mate threat is Qxg7} f6 20. h4 (20. a5 Nd5 21. Qc4 f5 $14) 20... c4
21. h5 (21. Qa5 $5 $11) 21... Qd5 $15 22. Qc2 gxh5 23. Nc3 (23. Ng3 $142 $15)
23... Qxg2 $19 24. O-O-O f5 (24... Qf3 $5 25. a5 Nd7 26. e4 $19) 25. Rxh5 $17
Bf6 (25... g6 26. Rh6 Bg5 27. Rxg6+ Kf7 28. Rxg5 Qxg5 29. a5 $17) 26. Rdh1 (26.
f4 a6 $15) 26... Nd5 (26... Qxf2 27. a5 Nd5 28. Nxd5 Bxb2+ 29. Qxb2 Kf7 $18)
27. Nxd5 Bxb2+ 28. Qxb2 Qxd5 29. Rg1 (29. Rh7 $142 Qd7 30. Qe5 $15) 29... c3 $1
30. dxc3 (30. Qxc3 {A pinning theme} Rxc3+) 30... Qd3 31. c4 (31. Qb4 Rxc3+ 32.
Kb2 Qd2+ 33. Ka1 Rc1+ 34. Qb1 Rxb1+ 35. Rxb1 $19) 31... Rxc4+ (31... Rxc4+ 32.
Qc3 Qxc3+ 33. Kd1 Qd3+ 34. Ke1 Rc1#) 0-1

[Event "xxi/08"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "56"]
[EventDate "1991.??.??"]

1. b4 d5 2. Bb2 Bg4 3. h3 Bh5 4. Nf3 Nf6 5. e3 e6 6. b5 Be7 7. c4 (7. Be2 a6
$11) 7... c6 (7... O-O 8. Nc3 $15) 8. a4 (8. g4 Bg6 $11) 8... O-O $15 9. Be2
dxc4 10. Bxc4 Nbd7 11. bxc6 bxc6 {Black gets strong play along the open b-file}
12. Be2 Rb8 13. Qc1 (13. Qc2 Bg6 14. d3 Nc5 $11) 13... Nc5 $17 14. g4 $2 (14.
Qc3 Rb3 15. Qc2 Bg6 $17) 14... Bg6 (14... Nb3 $142 15. Qc3 Nxa1 16. gxh5 Qb6
17. Bxa1 Qxb1+ 18. Bd1 Nxh5 $19) 15. Nd4 $17 Qb6 16. Bc3 $4 {White plans a5} (
16. Ra2 $142 $17) 16... Bxb1 $19 17. a5 Qb7 18. a6 Qb6 19. Ba5 Qb2 20. Qxb2
Rxb2 21. Nxc6 Be4 $4 (21... Bd6 $142 22. Bc3 Rb6 23. Nxa7 Bd3 24. Bxd3 Nxd3+
25. Ke2 Nc5 26. Bxf6 gxf6 $17) 22. Nxe7+ $16 Kh8 23. f3 Ba8 (23... Nd5 $5 24.
Nxd5 Bxd5 $18) 24. Bc3 $18 Rbb8 25. Bd4 $4 (25. g5 $142 Nd5 26. Nxd5 Bxd5 27.
e4 $18) 25... Nb3 $11 26. Rd1 $2 (26. Bxa7 Nxa1 27. Bxb8 Rxb8 $11) 26... Rbe8
$4 (26... Nxd4 $5 27. exd4 Rfe8 28. d5 Rxe7 29. dxe6 Rxe6 30. Kf2 $19) 27. g5
$4 (27. Ng6+ hxg6 28. Bxa7 Rc8 $14) 27... Nd7 $4 (27... Nxd4 28. gxf6 gxf6 29.
exd4 Rxe7 $11) 28. Bc3 (28. Nf5 $1 exf5 29. Bxa7 $14) 28... Rxe7 $11 (28...
Rxe7 29. Bb4 Ree8 $11) *

[Event "corr"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross"]
[Black "Merten"]
[Result "0-1"]
[PlyCount "56"]
[EventDate "1991.??.??"]

1. b4 d5 2. Bb2 Bg4 3. h3 Bh5 4. Nf3 Nf6 5. e3 e6 6. b5 Be7 7. c4 c6 8. a4 O-O
9. Be2 dxc4 10. Bxc4 Nbd7 11. bxc6 bxc6 12. Be2 Rb8 13. Qc1 (13. Qc2 $5 $15)
13... Nc5 $17 14. g4 $2 (14. Bc4 Bxf3 15. gxf3 Nd3+ 16. Bxd3 Qxd3 $17) 14...
Bg6 (14... Nb3 $142 15. Qc2 Nxa1 16. Bxa1 Bg6 $19) 15. Nd4 $17 Qb6 16. Bc3 $4 {
White prepares a5} (16. Ra2 Bd3 17. Na3 Qa6 $19 (17... Nxa4 $6 18. Nxc6 Nxb2
19. Nxe7+ Kh8 20. Qc3 $17)) 16... Bxb1 17. a5 Qb7 18. a6 Qb6 19. Ba5 Qb2 20.
Qxb2 Rxb2 21. Nxc6 Be4 $4 (21... Nd5 $142 22. O-O Be4 $19) 22. Nxe7+ $16 Kh8
23. f3 Ba8 (23... Nb3 $5 24. Bc3 Rc2 $18) 24. Bc3 $18 Rbb8 25. Bd4 (25. Be5
$142 Rb3 26. Bxf6 gxf6 27. d4 Nd3+ 28. Bxd3 Rxd3 29. Ke2 $18) 25... Nb3 $14 26.
Rd1 $4 (26. Bxa7 Nxa1 27. Bxb8 Rxb8 $14) 26... Rbe8 $4 (26... Nxd4 $142 $5 27.
exd4 Rfe8 28. d5 Rxe7 29. dxe6 fxe6 30. d4 $19) 27. g5 $4 (27. Bxf6 gxf6 28.
Rb1 Nc5 $14) 27... Nd7 $4 (27... Nxd4 $142 28. gxf6 Nxe2 29. fxg7+ Kxg7 30.
Nf5+ exf5 31. Kxe2 Kf6 $19) 28. Bc3 Rxe7 (28... Rxe7 29. Bb4 Ree8 30. Bxf8 Rxf8
$11) 0-1

[Event "xx/20"]
[Site "?"]
[Date "1990.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "37"]
[EventDate "1990.??.??"]

1. b4 d5 2. Bb2 Bg4 3. h3 Bh5 4. Nf3 Nf6 5. e3 e6 $15 6. c4 (6. a3 a5 $15) 6...
Bxf3 (6... Bxb4 7. Qa4+ Nc6 8. Ne5 $15) 7. Qxf3 $11 Bxb4 8. cxd5 Qxd5 9. Qf4 (
9. Qxd5 exd5 10. Bxf6 gxf6 $11) 9... Bd6 (9... Ne4 10. Bxg7 Bxd2+ 11. Ke2 $17)
10. Qa4+ Nbd7 11. Nc3 (11. Bxf6 gxf6 12. Nc3 Qf5 $11) 11... Qg5 12. h4 (12. Qb5
Qxb5 13. Nxb5 Ke7 $15) 12... Qg6 $17 13. Nb5 O-O 14. Nxd6 cxd6 15. Rh3 (15. h5
Qh6 $17) 15... Rfc8 $17 16. Bc3 (16. h5 Qh6 $17) 16... Nc5 17. Qd4 b6 (17...
Nce4 $142 $19) 18. Rg3 $11 Qe4 $4 (18... e5 $142 19. Qxd6 Qh6 20. Qxe5 Nce4 $11
) 19. Qxf6 $18 (19. Qxf6 Kf8 20. Rxg7 $18) 1-0

[Event "xx/22"]
[Site "?"]
[Date "1990.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "42"]
[EventDate "1990.??.??"]

1. b4 d5 2. Bb2 Bg4 3. h3 Bh5 4. Nf3 Nf6 5. e3 e6 {Black gets in control} 6. c4
(6. a3 a5 $15) 6... Bxf3 (6... Bxb4 7. Qa4+ Nc6 8. Ne5 $11) 7. Qxf3 $11 Bxb4 8.
cxd5 Qxd5 9. Qg3 (9. Qxd5 exd5 10. Bxf6 gxf6 $11) 9... Ne4 $15 {
Increases the pressure on the backward pawn} 10. Qxg7 Bxd2+ 11. Ke2 Rf8 12. f3
(12. a4 $5 $17) 12... Qc4+ 13. Kd1 Qa4+ 14. Ke2 Qc2 {
Do you see the mate threat?} 15. Na3 Ng3+ $3 16. Qxg3 {Deflection from b2} Qxb2
{A double attack. Threatening mate: Ba5} 17. Nc4 Qxa1 18. Nxd2 Na6 (18... Qxa2
$6 19. Qxc7 b6 20. Ke1 $19) 19. Kf2 (19. Qg5 Qxa2 20. Ke1 Rd8 $19) 19... Qxa2 (
19... O-O-O 20. Ne4 $19) 20. Bxa6 Qxd2+ (20... Qxa6 $143 21. Qxc7 Rd8 22. Rd1
$19) 21. Be2 O-O-O (21... O-O-O 22. Qg7 Qc2 $19) (21... Qc2 22. Rd1 $19) 0-1

[Event "xx/24"]
[Site "?"]
[Date "1991.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "66"]
[EventDate "1991.??.??"]

1. b4 d5 2. Bb2 $11 Bg4 3. h3 Bh5 4. Nf3 Nf6 5. e3 e6 $15 6. a3 c5 7. c4 (7.
Bb5+ Nc6 $11) 7... Nbd7 (7... cxb4 $5 8. Qa4+ Nc6 $15) 8. cxd5 Nxd5 9. bxc5
Nxc5 10. Bb5+ Nd7 11. Nc3 N5f6 (11... Nc7 12. Be2 $11) 12. O-O (12. Rc1 Bd6 $14
) 12... a6 13. Be2 Be7 (13... Bd6 14. Rc1 $11) 14. Nd4 (14. Rc1 O-O $14) 14...
Bg6 (14... Bxe2 15. Qxe2 e5 16. Nf5 $11) 15. f4 O-O 16. f5 exf5 17. Nxf5 Nc5
18. Na4 (18. d3 Bxf5 19. Rxf5 b5 $11) 18... Bxf5 $11 19. Nxc5 Qc8 (19... Qd5
20. d4 Rac8 $15) 20. Na4 (20. Rc1 Bxc5 21. d4 $15) 20... Bc2 $15 21. Nb6 Qc5 (
21... Bxd1 22. Nxc8 Raxc8 23. Raxd1 Rc2 24. Bxf6 Bxf6 $11) 22. Qc1 $11 Qxb6 23.
Qxc2 Rac8 24. Bc3 (24. Qb1 Qd6 25. Bd3 h6 $11) 24... Nd5 25. Rab1 (25. Qb2 Qxb2
26. Bxb2 Rc2 $17) 25... Qh6 (25... Qe6 26. Bg4 Nxc3 27. dxc3 Qxe3+ 28. Qf2 Qxc3
29. Qf4 $19) 26. Qe4 (26. Rb3 $5 $11) 26... Nxc3 $17 27. dxc3 Rfe8 (27... Bg5
$17) 28. Bc4 (28. Rxb7 $5 Bg5 29. Qd5 Bxe3+ 30. Kh1 $14) 28... Bf6 $15 29.
Bxf7+ $2 (29. Qf4 Qxf4 30. Rxf4 $17) 29... Kxf7 $19 30. Qd5+ Kf8 31. Rxb7 {
Threatening mate: Qf7} Qxe3+ 32. Kh1 Qe6 33. Qh5 (33. Qa5 Kg8 34. Rb6 Rc6 (
34... Bxc3 $6 35. Rxe6 Bxa5 36. Rxa6 $19) 35. Rxc6 Qxc6 $19) 33... h6 (33... h6
34. c4 Rxc4 $19) (33... Rxc3 34. Qxh7 Qg8 35. Rxf6+ gxf6 36. Qh6+ Qg7 37. Qxg7#
) 0-1

[Event "xx/12"]
[Site "?"]
[Date "1990.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "56"]
[EventDate "1990.??.??"]

1. b4 d5 2. Bb2 Bg4 3. d4 Nf6 4. Nd2 e6 5. a3 a5 6. b5 a4 7. Ngf3 c6 8. Ne5 Bd6
9. Nxg4 Nxg4 10. e4 h5 (10... Nxh2 11. Bd3 dxe4 12. Nxe4 h5 $14) 11. e5 $14 Bc7
(11... Be7 12. h3 Nh6 13. Qxh5 $16) 12. Bd3 (12. h3 Qh4 13. g3 Nxf2 $18) 12...
Qh4 {Do you see the mate threat?} 13. g3 Qd8 (13... Qg5 14. h3 Nh6 15. h4 $16)
14. h3 Nh6 15. Qxh5 Ba5 16. c3 Qb6 17. O-O (17. Qe2 c5 $16) 17... c5 18. Nf3 (
18. Qe2 c4 19. Bc2 Nf5 $14) 18... Nd7 (18... c4 19. Bc2 g6 $14) 19. c4 (19. Qg5
Nf5 20. Kg2 Qd8 $16) 19... O-O-O (19... dxc4 20. Bxc4 Rc8 21. Rad1 $16) 20. Qg5
(20. cxd5 exd5 21. dxc5 Nxc5 $18) 20... dxc4 $16 21. Bxc4 Nf5 22. dxc5 Nxc5 23.
Kg2 Kb8 (23... Nd3 $142 24. Bxd3 Rxd3 $16) 24. Rad1 $17 Rxd1 25. Rxd1 Ne4 {
The mate threat is Qxf2} 26. Bd4 Nxd4 27. Qxg7 Rd8 28. Nxd4 (28. Qxf7 Bc3 29.
Nxd4 Rxd4 30. Rxd4 Qxd4 31. Bxe6 $14) 28... Rxd4 $17 (28... Rxd4 29. Rxd4 Qxd4
30. Qf8+ Ka7 31. Qxf7 Qxc4 $19) 0-1

[Event "Match"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "49"]
[EventDate "1987.??.??"]

1. b4 e5 2. a3 Nf6 3. e3 d5 4. Bb2 Bd6 5. c4 dxc4 6. Bxc4 Bg4 7. Ne2 O-O (7...
a5 8. Qa4+ Nbd7 9. Qb5 $15) 8. O-O $11 Nbd7 (8... a5 9. f3 Bc8 10. b5 $11) 9.
Nbc3 (9. f3 Bh5 $11) 9... c6 (9... Nb6 10. Bb3 $15) 10. Qc2 (10. f3 Bh5 $11)
10... Bh5 (10... Nb6 11. Bb3 $11) 11. Ng3 Bg6 12. e4 (12. Bd3 Bxd3 13. Qxd3 Nb6
$11) 12... Kh8 (12... b5 13. Be2 $15) 13. Ba2 (13. Rfd1 a5 $11) 13... Rc8 (
13... a5 14. b5 $11) 14. Qd3 (14. Rfd1 a5 $11) 14... Bb8 (14... Be7 15. Qf3 $11
) 15. Qe2 (15. Qf3 c5 $11) 15... a6 (15... a5 16. Rfc1 $11) 16. Rad1 (16. Rfc1
Bd6 $11) 16... Ba7 17. Na4 (17. Qf3 Bd4 $11) 17... Re8 (17... b5 18. Nc3 $15)
18. Kh1 (18. Rc1 a5 $11) 18... b5 19. Nc3 Bd4 20. d3 (20. Qf3 c5 $15) 20... Nf8
21. f4 (21. Rc1 Qd6 $15) 21... exf4 22. Rxf4 Be5 23. Rf3 Ne6 (23... Bxg3 24.
Rxg3 Bh5 25. Qc2 Bxd1 26. Nxd1 $17) 24. Bxe6 Rxe6 25. d4 $2 (25. Rd2 $142 $11)
1/2-1/2

[Event "?"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Gross"]
[Black "Merten"]
[Result "*"]
[PlyCount "68"]
[EventDate "1987.??.??"]

1. b4 e5 2. a3 Nf6 3. e3 d5 4. d4 e4 (4... Bd6 5. c4 dxc4 6. Bxc4 exd4 7. Qxd4
$17) 5. c4 Bg4 6. Qa4+ {White gets the initiative} Nbd7 7. cxd5 Nxd5 8. Ne2 Bd6
(8... a5 9. Qc2 axb4 10. Qxe4+ Be6 11. Qd3 $15) 9. Nec3 $11 c6 (9... Nxc3 $5
10. Nxc3 f5 $14) 10. Nxe4 $14 Bc7 11. Bd3 O-O 12. O-O f5 (12... Re8 13. Nc5 $16
) 13. Nc5 $16 Nxc5 14. bxc5 (14. dxc5 $6 Nxe3 15. Qb3+ Qd5 16. Qxd5+ Nxd5 $11)
14... Qh4 {Threatening mate: Qxh2} 15. f4 Rf6 (15... Kh8 16. Qb3 $16) 16. g3 (
16. Qb3 b6 17. Nc3 Rd8 $16) 16... Qh5 17. Bc4 (17. Qb3 b6 18. Nc3 $14) 17...
Bh3 (17... Be2 $5 18. Bxe2 Qxe2 $11) 18. Rf2 $16 a6 (18... Rd8 $142 $5 $16) 19.
Nc3 $18 Rd8 20. Nxd5 (20. Rb1 Rf7 21. Nxd5 cxd5 22. Bxd5 Rxd5 23. Qe8+ Rf8 24.
Qxh5 $18) 20... cxd5 $14 21. Be2 Bg4 22. Bxg4 Qxg4 (22... fxg4 23. Rb1 Rb8 24.
Qd7 $16) 23. Qb3 (23. Rb2 Rb8 24. Rab1 $18) 23... b6 $14 24. Bb2 h5 (24... Rc6
25. Rc1 $14) 25. Qd1 Re6 26. Qxg4 hxg4 27. Re2 (27. cxb6 Bxb6 28. Re2 Rde8 $11)
27... bxc5 28. dxc5 d4 29. Kf2 (29. exd4 {A pinning theme} Rxe2) 29... dxe3+ (
29... d3 30. Rd2 Ba5 31. Rdd1 $11) 30. Kf1 (30. Rxe3 Rc6 $14) 30... Rd2 31.
Rae1 (31. Bc3 Rd5 $11) 31... Ba5 32. Be5 Rxe2 (32... Rc6 33. Bd6 $11) 33. Rxe2
$11 Rc6 (33... Bd2 $5 $11) 34. Bd4 (34. Rc2 $5 $14) 34... Bd2 $11 (34... Bd2
35. Bxe3 Bxe3 36. Rxe3 Rxc5 $11) *

[Event "xv/11"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "61"]
[EventDate "1987.??.??"]

1. b4 e5 $15 2. Bb2 Bxb4 3. e3 Nc6 4. Nf3 d6 5. c3 Ba5 6. d4 e4 7. Nfd2 Nf6 8.
d5 (8. Qc2 d5 $17) 8... Ne5 (8... Nxd5 $5 9. Bb5 O-O $17) 9. Qa4+ c6 10. dxc6
bxc6 11. Nxe4 Nxe4 12. Qxe4 Qb6 (12... Rb8 $142 $5 13. Qc2 Qf6 $17) 13. Ba3 $11
Be6 14. Be2 (14. Bxd6 Qb2 15. Bxe5 Bd5 $11) 14... f5 15. Qh4 Ng6 (15... O-O 16.
O-O (16. Bxd6 $143 Qb2 17. Bxe5 Qxa1 $17) 16... c5 17. Rd1 $15) 16. Bh5 $11 Kd7
(16... O-O 17. Bxg6 hxg6 18. O-O $11 (18. Bxd6 $2 Qb2 $19)) 17. Bxg6 hxg6 18.
Qg3 c5 19. O-O Rh6 20. e4 (20. Rd1 $5 Rah8 21. h3 $11) 20... fxe4 21. Bc1 Rah8
(21... Rh7 $142 $15) 22. Bxh6 $16 Rxh6 23. Nd2 Bf5 $2 (23... Qc7 $142 24. Nb3
Bb6 $16) 24. Nc4 (24. Rad1 Qa6 $18) 24... Qa6 25. Nxa5 Qxa5 26. Rfd1 Qb6 (26...
Qc7 27. Qe5 Rh7 28. Rd2 $18) 27. Rab1 {Do you see the mate threat?} Qc6 28. Rb2
d5 (28... Ke6 29. Rbd2 d5 30. h3 $18) 29. Qb8 (29. Qe5 $5 Be6 30. Qxg7+ Kd6 31.
Qxh6 Qe8 $18) 29... Ke6 (29... Qd6 30. Qxa7+ Kd8 $18) 30. Qxa7 Ke5 (30... Rh8
31. Rb6 Rc8 32. Rxc6+ Rxc6 33. Qxg7 $18) 31. Qxg7+ (31. Qxg7+ Ke6 32. Qxh6 $18)
1-0

[Event "xii/07"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "71"]
[EventDate "1988.??.??"]

1. b4 e5 2. Bb2 Nf6 3. a3 d6 4. e3 Bf5 5. Nf3 Nbd7 6. c4 Be7 7. Nc3 c6 8. Be2
O-O 9. O-O Re8 10. d4 e4 11. Nh4 Bg6 (11... Be6 $142 $5 $11) 12. Nxg6 $16 hxg6
13. Qc2 d5 14. cxd5 cxd5 15. Bb5 (15. Qb3 Nb6 $14) 15... a6 $14 16. Ba4 b5 17.
Bb3 Nb6 18. Rac1 Rc8 19. Qe2 Nc4 20. Bxc4 bxc4 21. f3 Bf8 22. fxe4 Nxe4 23. Qf3
Rc7 24. Nxe4 Rxe4 25. Qg3 (25. Rxc4 Rxc4 26. Qxf7+ Kh7 27. Qxf8 Qxf8 28. Rxf8
Rxe3 29. Kf1 $17) 25... Bd6 $17 26. Qf3 Qh4 {Threatening mate: Bxh2} 27. g3 Qg5
{Attacking the backward pawn on e3} 28. Rc3 Rg4 29. Kg2 Re7 30. Bc1 Rge4 {
The pressure on the backward pawn e3 grows} 31. Bd2 Rb7 $4 (31... Qg4 32. Qxg4
Rxg4 33. Kf3 $17) 32. Bc1 $4 (32. Rxc4 dxc4 33. Qxe4 Qe7 $18) 32... Bb8 $4 (
32... Rc7 33. Bb2 $15) 33. Rc2 $4 (33. Rxc4 dxc4 34. Qxe4 Qb5 $16) 33... Bd6 $4
(33... Rbe7 34. Rc3 $15) 34. Rc3 $4 (34. Rxc4 dxc4 35. Qxe4 Qb5 $16) 34... Rd7
$4 (34... Rc7 $142 $15) 35. Rxc4 $16 Qd8 (35... dxc4 {Deflection from e4} 36.
Qxe4) 36. Rc2 1/2-1/2

[Event "GER theme m Germany"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "50"]
[EventDate "1988.??.??"]

1. b4 e5 2. Bb2 Nf6 3. a3 d6 4. e3 Bf5 5. Nf3 Be7 6. Be2 Nbd7 7. O-O O-O 8. c4
c6 9. Qb3 Be6 10. Qc2 Ne8 (10... e4 $5 11. Nd4 d5 $11) 11. d4 $14 exd4 12. Nxd4
Nef6 13. Nd2 Ne5 14. Rad1 Bg4 15. N2f3 Nxf3+ 16. gxf3 (16. Bxf3 Bxf3 17. Nxf3
Re8 $14) 16... Bh5 17. Kh1 Bg6 18. Bd3 Qc7 19. Rg1 Bxd3 20. Qxd3 Rfe8 (20...
Nh5 21. Qf5 Nf6 22. Qg5 $16) 21. Nf5 $18 g6 22. Qc3 Bd8 23. Rxd6 Re6 24. Rxe6
fxe6 25. Rd1 $4 (25. Nd4 e5 26. Ne6 $18) 25... exf5 $15 (25... exf5 26. Rxd8+
Qxd8 (26... Rxd8 $143 27. Qxf6 Rd1+ 28. Kg2 $16) 27. Qxf6 Qxf6 28. Bxf6 b5 $17)
0-1

[Event "GER theme m Germany"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "57"]
[EventDate "1988.??.??"]

1. b4 e5 2. Bb2 Nf6 3. a3 d6 4. e3 Bf5 5. Nf3 Be7 6. Be2 O-O (6... e4 7. Nd4
Bg6 8. O-O d5 9. f4 c5 10. bxc5 Bxc5 11. f5 Bxd4 12. Bxd4 Nc6 13. fxg6 hxg6 14.
Bxf6 gxf6 15. Nc3 f5 16. Qb1 Rb8 17. Qe1 Qd7 18. Qg3 Rc8 19. Rab1 b6 20. Rb5
Ne7 21. Rxd5 {pierre (2100)-dodobonito/chesshere.com 2006/1-0 (38)}) (6... Nbd7
7. O-O O-O 8. c4 c6 9. Qb3 Be6 10. Qc2 Ne8 11. d4 exd4 12. Nxd4 Nef6 13. Nd2
Ne5 14. Rad1 Bg4 15. N2f3 Nxf3+ 16. gxf3 Bh5 17. Kh1 Bg6 18. Bd3 Qc7 19. Rg1
Bxd3 20. Qxd3 Rfe8 21. Nf5 {Gross,W-Merten,R/GER theme m Germany 1988/0-1}) 7.
d3 Nbd7 8. Nbd2 $146 (8. O-O h6 9. Nbd2 Bg4 10. h3 Bh5 11. c4 Bg6 12. Re1 c6
13. Qb3 Qc7 14. Rac1 Rad8 15. d4 e4 16. Nh2 Bh5 17. Bxh5 Nxh5 18. Nxe4 Nhf6 19.
Nxf6+ Bxf6 20. d5 c5 21. Bxf6 Nxf6 22. bxc5 dxc5 {
exp2005-10124 (1670)/6209546 kurnik 2011/1-0 (75)}) 8... Re8 9. O-O b5 (9... a5
10. e4 Bg4 11. d4 $11) 10. d4 $14 exd4 $2 (10... e4 $142 $5 11. Nh4 Be6 12.
Bxb5 g5 $11) 11. Nxd4 $18 (11. Bxd4 $6 c5 12. Bb2 a6 $11) (11. Bxb5 $6 dxe3 12.
fxe3 Rb8 $11) (11. exd4 $6 c6 $11) 11... Bg6 12. Bxb5 a6 13. Be2 Nb6 14. c4 Qd7
15. b5 axb5 16. Bf3 (16. c5 $5 Nc4 17. c6 $16) 16... bxc4 $14 17. Bc6 Qd8 18.
Bxa8 Qxa8 19. a4 Nfd5 (19... c5 20. Ne2 $14) 20. Nb5 (20. a5 $142 $5 Nd7 21.
Nxc4 $18) 20... Bd3 21. Re1 Rb8 (21... c6 $5 22. Qg4 g6 $14) 22. e4 Nf4 23. g3
(23. a5 $5 Nc8 24. Qg4 $11) 23... Ne6 $14 24. Bc3 Nd7 25. Qg4 Ne5 26. Bxe5 dxe5
27. Rec1 c6 28. Na3 {Increasing the pressure on the isolated pawn on c4} (28.
Nc3 $5 $11) 28... Nd4 $15 (28... Qxa4 $143 29. Naxc4 (29. Ndxc4 $2 Nd4 30. Qd1
Ne2+ 31. Kg2 Rb3 $19 (31... Bxe4+ $6 32. f3 Qxd1 33. Rxd1 $15)) 29... Qb5 30.
Ra5 $14) 29. Kg2 0-1

[Event "xv/15"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "67"]
[EventDate "1987.??.??"]

1. b4 e5 $15 2. Bb2 Bxb4 3. Bxe5 Nf6 4. a3 Ba5 5. e3 c5 6. Qf3 Nc6 7. Bxf6 gxf6
8. Bc4 Ne5 9. Qe4 Qe7 10. Bb3 Bc7 11. Ne2 d6 12. Nbc3 f5 13. Ba4+ (13. Qf4 Ng6
14. Qh6 Be6 $16) 13... Kf8 (13... Kd8 $5 14. Qd5 Rb8 $11) 14. Qf4 $16 Be6 15.
Qh6+ (15. d4 cxd4 16. exd4 Ng4 $16) 15... Kg8 16. Nf4 Ng4 17. Qh3 Nf6 (17...
Ba5 18. Nce2 $16 (18. Nxe6 $6 Bxc3 19. dxc3 fxe6 $11)) 18. Qf3 Rb8 19. h4 (19.
Rb1 Ba5 $16) 19... h5 (19... Ba5 20. Rb1 $14) 20. Rh3 (20. Rb1 Ba5 $16) 20...
Ba5 21. Rg3+ Kf8 22. O-O-O (22. Rg5 $142 $5 $14) 22... Bxc3 $15 23. dxc3 Ne4
24. Rg6 b5 $4 (24... Bd7 $142 25. Bxd7 Qxd7 $17) 25. Rxe6 $16 fxe6 $2 (25...
Qxh4 $142 26. Bb3 Qg4 27. Qxg4 hxg4 (27... fxg4 $4 28. Rxe4 c4 29. Rxd6 $18)
28. Rxe4 fxe4 $16) 26. Ng6+ $18 Kf7 27. Nxe7 Kxe7 28. Bb3 Nxc3 29. Rd3 Ne4 30.
c4 (30. Ba2 c4 31. Rd4 d5 $18) 30... bxc4 (30... d5 31. cxd5 c4 32. Bxc4 bxc4
33. Rd4 $18) 31. Bxc4 Rb7 32. Rb3 Rc7 33. Ba6 (33. Qf4 Rd7 $18) 33... c4 34.
Rb7 (34. Rb7 Rxb7 35. Bxb7 $18) 1-0

[Event "xv/17"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "51"]
[EventDate "1987.??.??"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. a3 Be7 5. e3 c5 6. Be2 Nc6 7. Bb2 Qb6 8.
Ra2 d5 9. Nf3 Be6 10. Ng5 Bf5 11. O-O h6 12. Nf3 Be6 13. d4 c4 14. Nc3 Ne4 15.
Nd2 Nxc3 16. Bxc3 O-O 17. Rb2 Qc7 18. Qa1 Bd6 19. f4 (19. Rfb1 Bxh2+ 20. Kh1
Rab8 $15) 19... Rac8 (19... Rfe8 20. Bf3 $17) 20. Nf3 Bg4 21. Kf2 (21. Rf2 $5
$15) 21... Qe7 $17 22. Kg3 $2 (22. Rfb1 $142 b6 23. Bb4 $19) 22... Qxe3 $19 {
Threatening mate: f5.} 23. Bd2 Bxf4+ (23... Qxe2 $5 24. Re1 Bxf3 25. Rxe2 Bxe2
26. Rxb7 $19) 24. Kxg4 Qxe2 25. Bxf4 Qxg2+ 26. Bg3 0-1

[Event "xv/19"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "50"]
[EventDate "1987.??.??"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. a3 Be7 5. e3 c5 6. c4 Nc6 7. Bb2 O-O 8. Nf3
d5 9. d4 Re8 (9... Be6 10. cxd5 (10. dxc5 Qa5+ (10... Ne4 11. cxd5 Bxd5 12. Nc3
Nxc3 13. Bxc3 Bxc5 $15 {-0.44/9}) (10... Bxc5 11. cxd5 Nxd5 12. Bd3 f5 13. Bc4
Kh8 $11 {-0.25/9}) 11. Nbd2 dxc4 12. Qc2 Qxc5 13. Bxc4 Rac8 $15 {-0.44/9})
10... Qxd5 (10... Nxd5 11. dxc5 Bxc5 12. Bd3 f5 13. Bc4 Kh8 $11 {-0.19/9}) (
10... Bxd5 11. dxc5 Bxc5 12. Nc3 Qa5 13. Qa4 Qxa4 $11 {-0.16/9}) 11. Nc3 Qh5
12. Ne5 Qxd1+ 13. Rxd1 cxd4 $15 {-0.44/9}) (9... Qb6 10. Qc1 (10. Ra2 cxd4 (
10... Rd8 11. Nbd2 cxd4 12. Nxd4 Qa5 13. N4b3 Qc7 $15 {-0.41/9}) (10... Be6 11.
Nbd2 Rac8 12. dxc5 Qxc5 13. Ng5 Bg4 $15 {-0.44/9}) 11. Nxd4 Bg4 12. Qc2 Rae8
13. h3 Bh5 $15 {-0.56/9}) 10... cxd4 (10... Rd8 11. Nbd2 cxd4 12. Nxd4 Nxd4 13.
Bxd4 Bc5 $15 {-0.28/9}) (10... Re8 11. cxd5 Nxd5 12. Nc3 Be6 13. Nxd5 Bxd5 $15
{-0.38/9}) 11. Nxd4 Re8 12. Be2 Nxd4 13. Bxd4 Bc5 $15 {-0.44/9}) (9... Bg4 10.
dxc5 (10. cxd5 Nxd5 (10... Qxd5 11. dxc5 Qxc5 12. Nbd2 Qa5 13. Qb3 Ne4 $15 {
-0.44/9}) 11. dxc5 Bxc5 12. Bd3 Re8 13. Bxh7+ Kh8 $15 {-0.66/9}) 10... Qa5+ (
10... Bxf3 11. gxf3 Qa5+ 12. Qd2 Qxc5 13. cxd5 Nxd5 $15 {-0.28/9}) 11. Nc3 Bxf3
12. gxf3 d4 13. exd4 Rad8 $15 {-0.41/9}) (9... cxd4 10. Nxd4 Bg4 11. f3 Be6 12.
Nd2 Bc5 13. Nxe6 fxe6 $15 {-0.41/9}) (9... dxc4 10. Bxc4 Na5 (10... Be6 11.
Bxe6 fxe6 12. Nc3 cxd4 13. Nxd4 Qb6 $15 {-0.28/9}) (10... Bg4 11. dxc5 Qxd1+
12. Kxd1 Ne4 13. Ke2 Nxc5 $11 {-0.09/9}) 11. Be2 Be6 12. Nc3 Rc8 13. dxc5 Rxc5
$15 {-0.28/9}) (9... Ne4 10. Nbd2 (10. Bd3 cxd4 (10... Bf5 11. Qc2 cxd4 12.
Nxd4 Qa5+ 13. Nd2 Nxd4 $15 {-0.28/9}) (10... Be6 11. O-O Rc8 12. Qe2 Bf6 13.
Rd1 Qb6 $15 {-0.34/9}) 11. Bxd4 Bg4 12. h3 Qa5+ 13. Nbd2 Bxf3 $17 {-0.81/9}) (
10. cxd5 Qxd5 11. Nbd2 Nxd2 12. Qxd2 cxd4 13. Nxd4 Rd8 $15 {-0.38/9}) (10. dxc5
dxc4 (10... Be6 11. cxd5 Bxd5 12. Nc3 Nxc3 13. Bxc3 Bxc5 $15 {-0.44/9}) (10...
Qa5+ 11. Nfd2 Rd8 12. cxd5 Rxd5 13. Bc4 Rxc5 $11 {-0.06/9}) 11. Qxd8 Rxd8 12.
Bxc4 Na5 13. Ba2 Nxc5 $15 {-0.50/9}) 10... cxd4 (10... Be6 11. cxd5 Bxd5 12.
Nxe4 Bxe4 13. dxc5 Qa5+ $11 {-0.22/9}) 11. Nxd4 Nxd4 12. Bxd4 Bf6 13. Nxe4 dxe4
$11 {-0.25/9}) 10. Be2 (10. dxc5 Bxc5 11. cxd5 Nxd5 12. Nc3 Qb6 13. Nxd5 Qxb2
$15 {-0.38/9}) (10. cxd5 Nxd5 11. dxc5 Bxc5 12. Nc3 Qb6 13. Nxd5 Qxb2 $15 {
-0.34/9}) (10. Qc2 cxd4 (10... Bg4 11. cxd5 Qxd5 12. dxc5 Bxf3 13. gxf3 Bxc5
$15 {-0.34/9}) (10... dxc4 11. dxc5 Qa5+ 12. Nbd2 Qxc5 13. Bxc4 Qh5 $11 {
-0.13/9}) 11. Nxd4 Qb6 12. Nxc6 Qxc6 13. Nd2 Be6 $15 {-0.53/9}) (10. Nbd2 Bg4 (
10... cxd4 11. Nxd4 Nxd4 12. Bxd4 Be6 13. Qa4 dxc4 $15 {-0.31/9}) (10... Be6
11. cxd5 Nxd5 12. Qb1 cxd4 13. Nxd4 Bh4 $15 {-0.34/9}) 11. cxd5 Nxd5 12. dxc5
Bxc5 13. Qa4 Bd7 $15 {-0.38/9}) 10... Bg4 (10... Qb6 11. Qc1 Bg4 12. dxc5 Qxc5
13. Nbd2 Rac8 $15 {-0.34/9}) (10... Be6 11. cxd5 Nxd5 12. dxc5 Bxc5 13. Nc3 Qb6
$15 {-0.38/9}) 11. Nbd2 (11. dxc5 Qa5+ 12. Nbd2 Rad8 13. Qc2 Qxc5 $11 {-0.19/9}
) 11... dxc4 (11... Bxf3 12. Nxf3 dxc4 13. Bxc4 b5 $15 {-0.59/9}) 12. Nxc4 (12.
dxc5 Bxc5 13. Bxc4 Qe7 $11) 12... cxd4 (12... b5 13. Ncd2 (13. Nce5 Nxe5 14.
dxe5 $17) 13... c4 $17 {-0.78/9}) 13. Nxd4 $11 {
Opening the c-file gets Black a lot of play.} Bxe2 14. Qxe2 Rc8 15. Rd1 Nxd4
16. Rxd4 (16. Bxd4 $143 Qd5 17. Bxf6 Qxg2 $17 (17... Qxc4 $4 18. Qxc4 Rxc4 19.
Bxe7 $18)) 16... Qc7 17. O-O b5 18. Nd2 Qc2 19. Rb1 (19. Qxb5 $2 Rb8 20. Qa5
Rxb2 $19) 19... a6 20. Qd1 Qxd1+ 21. Rxd1 Rc2 22. Rb1 Rec8 23. Rd3 (23. Kf1 h5
$15) 23... a5 (23... Ne4 24. Nxe4 Rxb2 25. Rbd1 $17) 24. Nb3 (24. Kf1 $142 $5
b4 25. Bxf6 Bxf6 26. axb4 $11) 24... a4 $17 25. Nd4 $4 (25. Nd2 $142 $17) 25...
Rxb2 $1 $19 (25... Rxb2 26. Rdd1 Bxa3 27. Nxb5 Rxb1 28. Rxb1 Bb2 $19) 0-1

[Event "xv/23"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "63"]
[EventDate "1987.??.??"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. a3 Be7 5. e3 c5 6. c4 Nc6 7. Bb2 O-O 8. Nf3
d5 9. cxd5 Nxd5 10. Be2 Bf6 11. Nc3 Nxc3 (11... Bf5 12. Rc1 (12. O-O a6 (12...
Re8 13. Qb3 Nb6 14. Qb5 Qe7 15. d3 Bd7 $15 {-0.34/9}) (12... Nb6 13. Rc1 Re8
14. Na4 Bxb2 15. Nxb2 Qe7 $11 {-0.25/9}) 13. Rc1 b5 14. d3 Re8 15. Qd2 Nb6 $15
{-0.38/9}) (12. Qb3 Nc7 (12... Be6 13. Ne4 Bxb2 14. Qxb2 b6 15. O-O Bg4 $11 {
-0.19/9}) (12... Nb6 13. Qb5 Be7 14. Na4 Nxa4 15. Qxa4 a6 $15 {-0.38/9}) 13.
O-O Rb8 14. Rad1 b5 15. d3 Re8 $15 {-0.47/9}) 12... Rc8 (12... Re8 13. Qb3 b6
14. Nxd5 Bxb2 15. Qxb2 Qxd5 $11 {-0.22/9}) (12... Nb6 13. Na4 Bxb2 14. Nxb2 Qd6
15. Qb3 Rac8 $11 {-0.22/9}) 13. O-O Re8 14. d3 Be6 15. Qd2 b6 $15 {-0.31/9}) (
11... Be6 12. O-O (12. Qc2 Rc8 (12... Nb6 13. Bd3 Kh8 14. Be4 Nc4 15. Rb1 Qd7
$11 {-0.25/9}) (12... Re8 13. O-O Ne5 14. Rad1 Rc8 15. Nxe5 Bxe5 $11 {-0.06/9})
13. Rd1 Nd4 14. exd4 cxd4 15. Bd3 dxc3 $17 {-0.75/9}) (12. Rb1 Nb6 (12... b6
13. O-O Rc8 14. Qa4 Qe7 15. Bb5 Na5 $11 {-0.16/9}) (12... a6 13. Qc2 b5 14.
Nxd5 Bxb2 15. Nf4 Bf6 $11 {0.22/9}) 13. Na4 Bxb2 14. Rxb2 Qe7 15. Qc2 Nxa4 $11
{-0.25/9}) (12. Rc1 Re8 (12... Rc8 13. O-O Re8 14. Qc2 Nd4 15. exd4 cxd4 $15 {
-0.34/9}) (12... Na5 13. d4 Nxc3 14. Rxc3 cxd4 15. Nxd4 Nc6 $15 {-0.31/9}) 13.
Qc2 Rc8 14. O-O Nd4 15. exd4 cxd4 $15 {-0.34/9}) (12. Qb1 Nb6 (12... Na5 13.
Ne4 Nb3 14. Ra2 Be7 15. O-O Nb6 $11 {-0.25/9}) (12... c4 13. O-O Na5 14. Qc2
Rc8 15. Rab1 Re8 $11 {-0.16/9}) 13. Ne4 Bxb2 14. Qxb2 Qe7 15. Rc1 c4 $15 {
-0.34/9}) 12... Bf5 (12... Nb6 13. d4 Nc4 14. Bxc4 Bxc4 15. Re1 cxd4 $11 {
-0.13/9}) (12... Rc8 13. Rb1 b6 14. Qa4 Qe7 15. Bb5 Na5 $11 {-0.16/9}) 13. Qb3
Nb6 14. Qb5 Qe7 15. d4 cxd4 $11 {-0.22/9}) (11... Re8 12. Qc2 (12. Rb1 Nxc3 (
12... Nde7 13. O-O Bf5 14. d3 Qd7 15. Qc2 b6 $11 {-0.16/9}) 13. Bxc3 Bxc3 14.
dxc3 Qf6 15. Qb3 b5 $15 {-0.44/9}) (12. O-O Bf5 (12... Be6 13. Qc2 Ne5 14. Rad1
Rc8 15. Nxe5 Bxe5 $11 {-0.06/9}) 13. Rc1 Nb6 14. Na4 Bxb2 15. Nxb2 Qe7 $11 {
-0.25/9}) (12. Rc1 Be6 (12... Bf5 13. O-O Nb6 14. Na4 Bxb2 15. Nxb2 Qe7 $11 {
-0.25/9}) (12... a6 13. Qc2 Nxc3 14. Bxc3 Nd4 15. Bxd4 cxd4 $11 {-0.09/9}) 13.
Qc2 Rc8 14. O-O Nd4 15. exd4 cxd4 $15 {-0.34/9}) 12... Be6 (12... b6 13. Bd3
Kh8 14. Be4 Nce7 15. h4 Bxc3 $14 {0.28/9}) (12... Nde7 13. Bd3 Ng6 14. Be4 Bg4
15. O-O Qd7 $11 {-0.06/9}) 13. O-O Ne5 14. Rad1 Rc8 15. Nxe5 Bxe5 $11 {-0.06/9}
) 12. dxc3 (12. Bxc3 Bxc3 13. dxc3 Qf6 $15 14. Rc1 Rd8 15. Qb3 Rb8 $15 {-0.38/9
}) 12... Qb6 13. Qc2 (13. Qc1 Bf5 14. O-O Rfd8 15. Rd1 Ne5 $17 {-0.78/9}) 13...
Bf5 14. Qc1 (14. Qxf5 $2 Qxb2 15. Rb1 Qxc3+ 16. Kf1 Qxa3 17. Rxb7 Qc1+ 18. Ne1
Nb4 $19) 14... Rfd8 (14... Rad8 15. O-O Ne5 $17 {-0.84/9}) 15. O-O Bd3 (15...
Ne5 $17 {-0.81/9}) 16. Bxd3 Rxd3 {Attacks the isolani on c3} 17. Qc2 Rad8 18.
Rab1 Qa5 (18... Ne5 19. Nxe5 Bxe5 20. Qa4 $17) 19. c4 $15 Bxb2 20. Qxb2 R8d7 {
Attacking the isolated pawn on a3} (20... b6 $5 21. Qb5 R3d6 $17) 21. Ne5 $11
Nxe5 22. Qxe5 {Threatening mate: Qe8} Qd8 23. Qxc5 b6 24. Qb5 (24. Qb4 Qc7 $14)
24... Rxa3 $15 25. g3 (25. Qb4 Rad3 $11) 25... h6 26. Qb2 Rad3 27. Qb5 Rd2 28.
Ra1 Rc2 (28... Qe7 29. Ra6 $15) 29. Qb3 $11 Rdd2 30. Qb5 (30. Rxa7 Qf6 31. Raa1
Rb2 $15) 30... Qf6 {Will f2 fall?} 31. Qb4 $4 (31. Qe8+ $142 Kh7 32. Qe4+ g6
33. Rad1 $15 (33. Rxa7 Rxf2 34. Qxc2 Rxf1+ (34... Rxc2 $4 35. Rxf6 Rc1+ 36. Kg2
Rc2+ 37. Kf3 $18) 35. Kg2 Qf3+ 36. Kh3 Rf2 37. Rxf7+ Qxf7 $19)) 31... Rxf2 32.
Rae1 (32. Qb2 Qf3 33. Qxg7+ Kxg7 34. Rxf2 Qxf2+ 35. Kh1 Qxh2#) 0-1

[Event "xvii/05"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "71"]
[EventDate "1988.??.??"]

1. b4 e5 2. Bb2 Nf6 3. Bxe5 Bxb4 4. Nc3 c6 5. a3 Ba5 6. e3 d6 (6... d5 7. Bd4 (
7. Nf3 Nbd7 8. Bd4 O-O 9. Na2 c5 10. Bb2 Nb6 11. Be2 $17 {-0.72/10}) 7... Nbd7
(7... O-O 8. Nf3 Ne4 9. Nxe4 dxe4 10. Ng1 Nd7 11. Ne2 $15 {-0.59/9}) 8. Nf3 O-O
9. Bd3 c5 10. Bxf6 Nxf6 11. O-O $17 {-0.72/10}) 7. Bg3 (7. Bd4 O-O (7... Nbd7)
8. Nf3 Nbd7 9. Bd3 c5 10. Bxf6 Nxf6 11. O-O $15 {-0.50/11}) 7... Bxc3 (7... O-O
8. Nf3 (8. Bd3 b5 9. Nf3 Re8 10. O-O Bg4 11. h3 $15 {-0.37/9}) 8... Bxc3 9.
dxc3 Ne4 10. Qd4 d5 11. Bxb8 $11 {0.00/9}) (7... b5 8. Bd3 (8. a4 b4 9. Nce2
O-O 10. Nd4 Bb6 11. Ngf3 $15 {-0.31/9}) (8. Nf3 O-O 9. Bd3 Re8 10. O-O Bg4 11.
h3 $15 {-0.37/9}) (8. Bh4 d5 9. Bd3 O-O 10. Nf3 Nbd7 11. O-O $15 {-0.44/9})
8... O-O 9. Nf3 Re8 10. O-O Qe7 11. a4 $11 {-0.12/9}) 8. dxc3 Ne4 (8... Qa5 9.
Qd2 $15 (9. Qd4 c5 10. Qc4 d5 11. Qb5+ $11 {-0.19/10}) 9... O-O 10. Bd3 Rd8 11.
Nf3 $11 {0.00/9}) 9. Qd4 $11 Nxg3 10. hxg3 f6 11. Bd3 (11. Rxh7 Rxh7 12. Qe4+
Qe7 13. Qxh7 Be6 $14) 11... Be6 (11... h6 12. Nf3 $11) 12. Ne2 (12. Rxh7 Rxh7
13. Bxh7 $14) 12... c5 (12... h6 $142 $5 $11) 13. Qe4 $16 Qe7 14. Nf4 Bf7 15.
Rxh7 (15. Rb1 $142 $5 $18) 15... Rxh7 $16 16. Qxh7 Qf8 $2 (16... g5 17. Nh5
Bxh5 18. Qxh5+ Kd7 19. Bf5+ Kc7 $18) 17. Qe4+ Qe7 18. Bb5+ $4 (18. Rb1 $142
Qxe4 19. Bxe4 $18) 18... Kd8 $16 19. Qh7 a6 (19... g5 $142 $5 20. Ng6 Bxg6 21.
Qxg6 a6 22. Qg8+ Kc7 $16) 20. Qh8+ $18 Kc7 21. Bd3 (21. Qxg7 $142 $5 Nc6 22.
Bxc6 Kxc6 23. Ng6 $18) 21... g5 $14 22. Bf5 $4 (22. Ng6 $142 Qe6 23. Qf8 $14)
22... gxf4 $19 23. Qc8+ Kb6 24. gxf4 Ka7 25. Qh8 (25. Rd1 d5 $19) 25... Nc6 26.
Qh1 Rg8 27. g3 Bg6 (27... d5 28. O-O-O $19) 28. Bd3 (28. Qd5 Qd8 29. Bxg6 Ne7
$17) 28... Qd8 29. Kd2 (29. Qd5 Rh8 $19) 29... Bf7 30. Qh7 Bd5 (30... Qe8 31.
Rh1 c4 32. Bf5 $19) 31. e4 (31. Bxa6 $142 $5 Ne7 32. Bd3 $17) 31... Be6 32. f5
(32. Rb1 Na5 $19) 32... Bd7 33. Rb1 Rh8 34. Qg7 Rh2 35. Ke3 Ne5 36. Be2 $6 (36.
f4 Nxd3 37. cxd3 $19) 0-1

[Event "xv/18"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Merten, Rainer"]
[Black "Gross, Wilhelm"]
[Result "0-1"]
[PlyCount "38"]
[EventDate "1987.??.??"]

1. b4 a6 2. Bb2 Nf6 3. c4 e5 (3... Nc6 4. b5 (4. a3 $11 e5 5. b5 Na5 6. e3 axb5
7. cxb5 d6 8. d4 $11 {-0.22/11}) (4. Qa4 d6 (4... e6 5. b5 Na7 6. Nc3 Bc5 7.
Nf3 axb5 8. cxb5 $11 {-0.22/11}) 5. b5 Na7 6. b6+ Bd7 7. bxc7 Qxc7 8. Qb3 $15 {
-0.44/10}) 4... Nb8 (4... axb5 5. cxb5 Na5 6. e3 d5 7. Qc2 Bg4 8. Be5 $11 {
-0.06/10}) (4... Na7 5. a4 d6 6. Bxf6 exf6 7. e3 Be7 8. d4 $11 {0.19/10}) (4...
Na5 5. e3 axb5 6. cxb5 d5 7. Qc2 Bg4 8. Be5 $11 {-0.06/10}) 5. Nf3 axb5 6. cxb5
d5 7. e3 Bg4 8. Bxf6 $11 {-0.09/10}) 4. Bxe5 (4. Qa4 Qe7 (4... e4 $11 5. Nc3 b6
6. a3 Bb7 7. f3 exf3 8. Nxf3 $11 {-0.09/11}) (4... a5 5. c5 Nc6 6. b5 Nb8 7.
Bxe5 Bxc5 8. Qf4 $11 {0.25/11}) 5. a3 Nc6 6. Nc3 b6 7. e3 Bb7 8. Nd5 $11 {
-0.19/10}) 4... Bxb4 (4... Nc6 5. Bxf6 Qxf6 6. Nc3 Bxb4 7. Nd5 Qd6 8. e3 $11 {
-0.22/11}) 5. a3 Ba5 (5... Be7 6. d4 d6 7. Bf4 Bf5 8. e3 $11 {-0.22/10}) 6. e3
Nc6 (6... d6 7. Bc3 c6 8. d4 $11 {-0.19/10}) 7. Bb2 O-O (7... d6 8. Nf3 $11 {
-0.19/11} (8. Qf3 $11)) 8. Qf3 d6 (8... Ne8 9. Bd3 $11) 9. Bxf6 gxf6 10. Qd1 (
10. Kd1 Ne5 11. Qg3+ Kh8 $11) 10... Qe7 11. Nf3 Kh8 12. Bd3 Rg8 {
Black gets the initiative} 13. Nh4 (13. O-O Ne5 14. Be4 f5 $15) 13... Ne5 $15
14. Bc2 (14. Be2 f5 15. g3 Nxc4 $15) 14... Nxc4 15. Qh5 {
Threatening mate... how?} Rg7 16. Nc3 $4 (16. Nf5 $142 Bxf5 17. Bxf5 $17) 16...
Bg4 (16... Bxc3 $142 17. dxc3 Nxe3 18. fxe3 Qxe3+ 19. Qe2 Qxc3+ 20. Kf2 Qd4+
21. Qe3 Qxh4+ 22. g3 Qg5 $19) 17. Qd5 $2 (17. Qh6 Nxd2 $1 18. Kxd2 $19) 17...
Bxc3 18. dxc3 (18. Qxb7 Nxe3 $1 19. Be4 Ra7 $19) 18... Nxe3 $1 19. fxe3 (19.
Qd3 Nxc2+ 20. Kd2 Nxa1 21. Rxa1 $19) 19... Qxe3+ (19... Qxe3+ 20. Kf1 Be2+ 21.
Ke1 Bd3+ 22. Kd1 Qe2+ 23. Kc1 Qxc2#) 0-1

[Event "xv/05"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "66"]
[EventDate "1987.??.??"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. e3 d5 5. a3 Bd6 (5... Be7 6. Be2 (6. Nf3
Be6 (6... Nbd7 7. Bb2 O-O 8. Be2 Re8 9. O-O Bd6 10. Nc3 $11 {-0.25/11}) (6...
Bg4 7. h3 Be6 8. d4 Nbd7 9. Bd3 Nxe5 10. dxe5 $15 {-0.37/11}) (6... O-O 7. Be2
c5 8. O-O Nc6 9. d4 Nxe5 10. dxe5 $15 {-0.31/10}) 7. d4 Nbd7 8. Bd3 Nxe5 9.
Nxe5 O-O 10. O-O $15 {-0.44/11}) 6... Ne4 (6... Nbd7 7. Bb2 O-O 8. Nf3 Re8 9.
Nc3 Nb6 10. d3 $11 {-0.22/11}) (6... Nc6 7. Bb2 d4 8. Nf3 dxe3 9. fxe3 O-O 10.
O-O $11 {0.00/11}) (6... O-O 7. Nf3 Nc6 8. Bb2 Bg4 9. O-O Re8 10. d3 $11 {
-0.19/11}) (6... Be6 7. Nf3 Nbd7 8. Bb2 O-O 9. O-O c5 10. d3 $15 {-0.31/11}) (
6... Bf5 7. Nf3 Nc6 8. Bb5 O-O 9. Bxc6 bxc6 10. O-O $11 {-0.19/11}) 7. Nf3 Nc6
8. Bb5 Bf6 9. Nc3 Bxe5 10. Nxe5 $15 {-0.41/10}) (5... Ba5 6. Nf3 Bg4 (6... O-O
7. Bb2 c5 8. Bd3 Nc6 9. O-O Re8 10. c4 $15 {-0.47/10}) (6... c5 7. Bb5+ Bd7 8.
Be2 Nc6 9. O-O Qe7 10. Bb2 $11 {-0.19/11}) (6... Nc6 7. Bb5 Bd7 8. Bxc6 Bxc6 9.
O-O O-O 10. Qc1 $11 {-0.03/11}) (6... Nbd7 7. Bc3 Bxc3 8. Nxc3 O-O 9. Be2 Nb6
10. d4 $11 {-0.19/12}) 7. h3 Be6 8. Nd4 O-O 9. Bf4 c5 10. Nxe6 $15 {-0.56/10})
6. Bb2 (6. Bxd6 Qxd6 7. d4 Bf5 8. Nf3 O-O 9. Bd3 Be4 10. O-O $11 {-0.12/11}) (
6. Nf3 Bxe5 (6... O-O 7. Bxd6 Qxd6 8. d4 Re8 9. Bd3 Ne4 10. O-O $11 {-0.09/10})
(6... Bg4 7. Bxd6 Qxd6 8. d4 O-O 9. Bd3 Nbd7 10. O-O $11 {-0.09/12}) (6... Bf5
7. Bxd6 Qxd6 8. d4 O-O 9. Bd3 Be4 10. O-O $11 {-0.12/11}) 7. Nxe5 O-O 8. d4
Nbd7 9. Nxd7 Bxd7 10. Bd3 $11 {-0.19/12}) 6... c5 (6... O-O 7. Nf3 Re8 8. Be2
c5 9. Nc3 a6 10. O-O $15 {-0.59/11}) (6... Nbd7 7. Nf3 O-O 8. Be2 Nb6 9. Nc3 c6
10. O-O $15 {-0.37/12}) (6... Bf5 7. c4 dxc4 8. Qf3 Be6 9. Qxb7 Bd5 10. Bxf6
$11 {0.00/11}) (6... Qe7 7. Nf3 O-O 8. Be2 Re8 9. Nc3 c6 10. O-O $15 {-0.44/12}
) (6... Bg4 7. Be2 Bxe2 8. Nxe2 O-O 9. O-O Re8 10. Ng3 $15 {-0.31/12}) (6... a6
7. Nf3 Nbd7 8. Ra2 O-O 9. Be2 Nb6 10. O-O $15 {-0.56/12}) (6... Nc6 7. Nf3 O-O
8. Be2 Na5 9. d3 c5 10. O-O $15 {-0.28/11}) (6... Be6 7. Nf3 O-O 8. Nc3 c5 9.
Be2 a6 10. O-O $15 {-0.56/11}) 7. Nf3 (7. Bxf6 Qxf6 8. Nc3 Be6 9. Rb1 Be5 10.
Nge2 $11 {-0.19/10}) 7... O-O 8. Be2 (8. Bxf6 Qxf6 9. Nc3 Be6 10. Nb5 $15 {
-0.31/11}) 8... Bg4 (8... Nc6 9. O-O $15 a6 10. a4 $15 {-0.47/11}) (8... a6 9.
O-O Nc6 10. d3 $15 {-0.53/10}) 9. O-O (9. Bxf6 Qxf6 10. Nc3 $11 {-0.19/11})
9... Re8 (9... Nc6 10. d3 $15 {-0.47/10}) 10. d4 (10. Bxf6 Qxf6 (10... gxf6
$143 11. Nc3 $14) 11. Nc3 Qe6 $11) 10... c4 $15 11. Nc3 a6 12. h3 {
White gets the initiative} Bh5 13. Kh1 Nbd7 14. g4 Nxg4 (14... Bg6 $142 $5 $17)
15. hxg4 $14 Bxg4 {Threatening mate... how?} 16. Rg1 (16. Nxd5 $4 Bxf3+ 17.
Bxf3 Qh4+ 18. Kg1 Qh2#) 16... Bf5 (16... Nf6 $5 $14) 17. Nxd5 $16 Be4 (17... b5
$5 $16) 18. Nc3 $18 (18. Bxc4 Qh4+ 19. Kg2 b5 $15) 18... Qh4+ 19. Kg2 Bxf3+ (
19... b5 20. Kf1 Qh3+ 21. Ke1 $18) 20. Bxf3 Re6 (20... Rab8 21. Rh1 Qe7 22. e4
$18) 21. Kf1 (21. Bxb7 $6 Rb8 22. Bxa6 Bh2 $14) 21... Rae8 (21... Rb8 22. Rh1
Qg5 23. Bd5 $18) 22. Ke2 (22. Rh1 Qd8 $18) 22... Rf6 (22... b5 $18) 23. Rg4 Qh3
24. Qh1 Rh6 25. Qxh3 Rxh3 26. Rag1 (26. Ne4 Rxe4 27. Rxe4 Nf6 $18) 26... g6 27.
Bg2 (27. Bxb7 $6 Rb8 28. Bxa6 Rxb2 29. Bxc4 Rxc2+ 30. Kd3 Rb2 $18) 27... Rh2
28. Bf1 (28. Bd5 $5 Kf8 29. Bxc4 h5 $18) 28... b5 29. R4g2 Rh4 30. Rg4 $4 (30.
Nd5 Kf8 $18) 30... Rh2 31. R4g2 $4 (31. Nd5 Rh5 32. Rg5 Rxg5 33. Rxg5 Kg7 $18)
31... Rh4 32. Nd5 Kf8 33. Kd2 Rh5 1/2-1/2

[Event "xv/09"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "47"]
[EventDate "1987.??.??"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. e3 d5 5. Be2 O-O 6. Bb2 Re8 7. f4 (7. Nf3
Bg4 $15) 7... Ne4 8. Nf3 Bg4 9. O-O Nd7 10. Nd4 Bxe2 11. Qxe2 Bf8 12. Rf3 (12.
Nc3 $5 c5 13. Ndb5 Nxc3 14. Nxc3 $15) 12... c5 $17 13. Nf5 $2 (13. Nb5 Qb6 14.
Bc1 Rad8 $17) 13... g6 $4 (13... Qb6 $142 14. Bc3 d4 $19) 14. Ng3 (14. d3 Nef6
(14... gxf5 $143 15. dxe4 d4 16. e5 $11) 15. Ng3 Bg7 $15) 14... Bg7 (14... Qb6
15. Ba3 Bg7 $17) 15. Nc3 $2 (15. Bxg7 $142 Kxg7 16. Nxe4 dxe4 17. Rf1 $11)
15... Nxc3 $19 16. Bxc3 d4 17. Bb2 d3 $1 18. Qxd3 (18. cxd3 Bxb2) 18... Bxb2
19. Rb1 Bg7 20. Rxb7 Nb6 21. Qb3 $2 (21. f5 $142 Be5 22. fxg6 fxg6 23. Ne4 $17)
21... c4 $19 22. Qb4 Qc8 23. Rxb6 (23. Re7 Rd8 24. Qa5 Rd5 $19) 23... axb6 24.
Qxb6 0-1

[Event "xv/03"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "42"]
[EventDate "1987.??.??"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. e3 d5 5. Nf3 O-O 6. a3 Bd6 7. Bb2 Re8 8.
Be2 Bg4 9. O-O Nc6 10. d4 Na5 (10... Qd7 11. Nbd2 (11. h3) (11. Qd3) (11. Bd3)
(11. a4) 11... Ne4 12. c4 Nxd2 13. Nxd2 Bxe2 14. Qxe2 dxc4 15. Nxc4 Qf5 $11 {
0.00/8}) (10... Qe7 11. c4 (11. Nbd2) 11... dxc4 12. Bxc4 Rad8 13. Nbd2 Be6 14.
Qc2 Bxc4 15. Nxc4 Qe6 $11 {-0.03/9}) (10... Rb8 11. a4 (11. c4) (11. h3) (11.
Qd3) (11. Nbd2) (11. Bd3) 11... Ne4 (11... a5 12. Na3 (12. Nc3) (12. c4) (12.
Nbd2) 12... Nb4 13. c3 Na6 14. c4 Nb4 15. c5 Be7 $11 {0.00/10}) (11... a6 12.
Ba3 (12. Nbd2) (12. a5) (12. c4) 12... Ne4 13. c4 dxc4 14. Bxc4 Qf6 15. Bd5 Nb4
$15 {-0.44/7}) (11... Na5 12. Ba3 (12. Nbd2) 12... Bxf3 13. Bxf3 c6 14. Bxd6
Qxd6 15. Nd2 b6 $11 {-0.19/10}) (11... Bf5 12. Na3 (12. c4) 12... Ne4 13. c4
Bb4 14. Nc2 Bc3 15. Bxc3 Nxc3 $15 {-0.31/9}) 12. h3 (12. Nc3 Nxc3 13. Bxc3 Qf6
14. Rb1 Bf5 15. Qd2 Qg6 $15 {-0.53/9}) (12. Nbd2) 12... Bh5 13. Ba3 Bxa3 14.
Rxa3 Qd6 15. Rd3 Na5 $15 {-0.44/8}) (10... Ne4 11. Nc3 (11. Nbd2) (11. h3)
11... Nxc3 12. Bxc3 Qf6 13. Qb1 Rab8 14. Qb3 Qe6 15. h3 Bf5 $15 {-0.31/9}) (
10... a6 11. c4 (11. Nbd2) 11... dxc4 12. Bxc4 b5 13. Be2 Ne7 14. Nc3 Ned5 15.
Nxd5 Nxd5 $11 {-0.25/8}) 11. Nbd2 Rc8 (11... a6 12. Bc3 (12. Re1 Qe7 13. h3 Bf5
14. Ne5 c5 15. c4 Rad8 $15 {-0.38/8}) (12. Ne5 Bxe2 13. Qxe2 b5 14. a4 b4 15.
c4 c5 $15 {-0.34/8}) (12. h3 Bh5 13. c4 Nxc4 14. Nxc4 dxc4 15. Bxc4 Qe7 $15 {
-0.34/9}) (12. Ra2 Qe7 13. h3 Bh5 14. c4 Nxc4 15. Nxc4 dxc4 $15 {-0.53/10})
12... Nc6 13. Bb2 Ne4 14. h3 Be6 15. c4 Nxd2 $15 {-0.28/8}) (11... Qe7 12. c4 (
12. Ne5 Bxe2 13. Qxe2 c5 14. Ng4 cxd4 15. Bxd4 Ne4 $15 {-0.56/8}) 12... Nxc4
13. Bxc4 dxc4 14. Nxc4 Rad8 15. Rc1 Ne4 $15 {-0.56/9}) 12. Rc1 (12. Rb1 Rb8 13.
Ne5 Bxe2 14. Qxe2 c5 15. Ng4 Nd7 $11 {-0.25/8}) (12. h3 Bf5 13. c4 dxc4 14.
Nxc4 Nxc4 15. Bxc4 c6 $11 {-0.19/9}) (12. Re1 a6 13. Rb1 b5 14. a4 bxa4 15. Bc3
c6 $15 {-0.31/8}) (12. c4 Nxc4 13. Nxc4 dxc4 14. Bxc4 Qe7 15. h3 Bh5 $15 {
-0.34/9}) 12... Qe7 13. Ra1 (13. c4 Bxa3 14. Bxa3 Qxa3 15. cxd5 Nxd5 $11 {
-0.19/9}) 13... c5 (13... Rb8 14. h3 Bh5 (14... Bxf3 15. Nxf3 $15 b5 $15 {
-0.34/9}) 15. c4 Nxc4 $15 {-0.50/9}) (13... a6 14. h3 Bf5 15. Nh4 Be6 $15 {
-0.53/9}) 14. dxc5 $11 Bxc5 15. Nd4 (15. Nb3 Bb6 $11) 15... Bxe2 (15... Bxd4
$15 {-0.59/9}) 16. Qxe2 Nc4 {Attacking the isolated pawn on a3} (16... Bxd4 $5
17. Bxd4 Rxc2 $15) 17. Nxc4 $11 dxc4 (17... Bxd4 18. Bxd4 Rxc4 $11 (18... dxc4
$143 19. Bxa7 Red8 20. Qf3 $14)) 18. Rfc1 (18. Qxc4 $142 $5 Bxd4 19. Qxd4 $14)
18... Ne4 (18... Qe5 $142 19. Rd1 Bd6 $15) 19. Nf5 $4 (19. Rd1 $142 $15) 19...
Qg5 $19 20. Nxg7 (20. Ng3 Nxf2 $1 21. Nf1 $19) 20... Nxf2 $4 (20... c3 $142 21.
Rab1 cxb2 22. Rxb2 Qxg7 $19) 21. Nxe8 $15 (21. Qxf2 $2 Bxe3 22. Nxe8 Bxf2+ 23.
Kxf2 c3 (23... Rxe8 $143 24. Re1 Qd2+ 25. Kf1 Rxe1+ 26. Rxe1 $19) 24. Bxc3 Rxc3
$19) 21... Rxe8 (21... Rxe8 22. Rf1 Nd3 $19) 0-1

[Event "xviii/12"]
[Site "?"]
[Date "1989.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "65"]
[EventDate "1989.??.??"]

1. b4 e5 2. Bb2 Nf6 3. Bxe5 Bxb4 4. e3 O-O 5. a3 Be7 6. Nf3 d5 7. c4 Bg4 8.
cxd5 Nxd5 9. Be2 Nc6 10. Bb2 Bf6 11. Qc2 Re8 12. O-O (12. d4 Bxf3 13. gxf3 Bh4
$17) 12... Qd7 (12... Nf4 $1 13. Bd1 Nd3 14. Bxf6 Qxf6 $17 (14... gxf6 $143 15.
Nc3 $14)) 13. d4 a6 14. Nc3 Nxc3 15. Bxc3 Bf5 16. Bd3 Bxd3 17. Qxd3 Qg4 18. Qc4
Rad8 19. Rab1 Rc8 $2 (19... Rb8 20. Bb4 $11) 20. Rfe1 $4 (20. Rxb7 Qd7 $18)
20... h5 $2 (20... Nd8 $142 $5 $14) 21. h3 (21. Rxb7 $142 $5 Qd7 22. a4 $18)
21... Qe4 $16 22. Nd2 (22. Rxb7 $6 Nxd4 23. Bxd4 Qxb7 24. Bxf6 gxf6 $11) 22...
Qh4 23. e4 (23. Rxb7 $142 $5 Nd8 24. Rxc7 Rxc7 25. Qxc7 $18) 23... Qf4 24. g3
Qg5 25. Nf3 {White intends d5} Qg6 26. e5 Bd8 27. d5 Ne7 28. e6 (28. Rxb7 Qf5
29. Kg2 Qd7 $18) 28... f6 $2 (28... fxe6 $5 29. dxe6 b5 $16) 29. Nh4 (29. Rxb7
Qf5 30. Qa4 Rf8 $18) 29... Qg5 $16 30. Rbd1 Nf5 $4 (30... Qh6 $142 $18) 31.
Nxf5 Qxf5 32. d6 cxd6 (32... Ra8 33. e7+ Kh7 34. Qf7 $18) 33. e7+ (33. e7+ Rxc4
34. exd8=N Rxd8 35. Bb4 $19) (33. Qxc8 $142 Qxf2+ 34. Kxf2 Bb6+ 35. Bd4 Bxd4+
36. Rxd4 Rxc8 37. Rxd6 $18) 1-0

[Event "xv/12"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Merten, Rainer"]
[Black "Gross, Wilhelm"]
[Result "1-0"]
[PlyCount "52"]
[EventDate "1987.??.??"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. a3 Ba5 5. e3 Nc6 6. Bb2 O-O 7. Nf3 d5 8. c4
Re8 9. Be2 dxc4 10. Bxc4 Be6 (10... Ne4 11. O-O $11) 11. Bxe6 Rxe6 12. O-O (12.
Qc2 Nd5 $11) 12... Qd3 $15 13. Ne1 Qg6 14. Nc3 Rd8 15. d4 Nd5 (15... Bxc3 $142
$5 16. Bxc3 Nd5 $11) 16. Nxd5 $14 Rxd5 17. Nd3 (17. Qb3 Qe4 18. Qxb7 $14) 17...
Rg5 (17... Re4 $5 $14) 18. Nf4 $16 Qe4 19. d5 (19. h4 Rf5 20. Nxe6 fxe6 $16)
19... Reg6 $14 {Threatening mate: Rxg2} 20. g3 Ne7 {Pawn d5, live or die!} (
20... Rd6 21. Qb1 Qxb1 22. Raxb1 Rgxd5 23. Nxd5 Rxd5 24. Rfd1 Rxd1+ 25. Rxd1
$16) 21. Nxg6 $16 Nxg6 (21... Rxg6 22. Qb1 Qf3 23. Qc2 $16) 22. Qd4 {
Threatening mate... how?} Qxd4 23. Bxd4 (23. exd4 $6 Rxd5 24. Rfc1 Bb6 $14)
23... Rxd5 24. Rfd1 (24. Bxa7 f5 $18) 24... b6 (24... c5 25. Bb2 Rxd1+ 26. Rxd1
$16) 25. Rac1 (25. Bb2 Rb5 26. Rd8+ Nf8 $16) 25... c5 26. Bb2 Rg5 $2 (26...
Rxd1+ $142 27. Rxd1 b5 $16) 1-0

[Event "corr SOK-92-80"]
[Site "?"]
[Date "1992.??.??"]
[Round "?"]
[White "Merten, Rainer"]
[Black "Gross, Wilhelm"]
[Result "*"]
[PlyCount "106"]
[EventDate "1992.??.??"]

1. b4 Nf6 2. c4 e5 3. Bb2 Bxb4 4. Bxe5 O-O 5. e3 Re8 6. Nf3 d5 7. a3 Ba5 8. Be2
c5 9. cxd5 Nbd7 10. Bg3 (10. Bb2 a6 (10... Nxd5 11. O-O (11. Qc2 b6 (11... a6
12. Nc3 Nxc3 13. Bxc3 Bxc3 14. dxc3 $11 {-0.06/10}) (11... Rb8 12. O-O b5 13.
Nc3 Nxc3 14. Bxc3 $11 {-0.03/8}) (11... Qe7 12. O-O b6 13. Bd3 h6 14. Bc4 $11 {
-0.12/8}) (11... Bc7 12. O-O b6 13. d4 Bb7 14. Rd1 $11 {0.06/8}) 12. O-O Bb7
13. Nc3 Nxc3 14. dxc3 $11 {-0.22/9}) (11. Qb3 Nf8 (11... Nc7 12. O-O a6 13. Qc2
b5 14. Bd3 $11 {0.03/9}) (11... Qb6 12. Qxb6 N7xb6 13. Nc3 Be6 14. Rc1 $11 {
-0.09/9}) (11... N7f6 12. Bc4 Re7 13. O-O Bg4 14. Ng5 $11 {-0.03/8}) 12. O-O
Be6 13. Qc2 Rc8 14. Nc3 $11 {-0.12/8}) (11. Nc3 N7b6 (11... Nxc3) (11... N7f6)
12. O-O Nxc3 13. Bxc3 Bxc3 14. dxc3 $15 {-0.31/10}) (11. Qa4 a6 (11... N7f6) (
11... Bc7) (11... Qb6) (11... b6) (11... N5f6) 12. Qc4 N5f6 13. O-O b5 14. Qc2
$15 {-0.41/10}) 11... N7f6 (11... Rb8 12. d4 b6 13. Qc2 Bb7 14. dxc5 $11 {
0.00/8}) (11... a6 12. d4 b5 13. dxc5 Nxc5 14. Qc2 $11 {0.00/9}) (11... Qc7 12.
Qc2 b6 13. d4 Bb7 14. Bd3 $11 {0.13/8}) (11... Qb6 12. Qc2 N7f6 13. Bc4 Bd7 14.
Nc3 $11 {0.06/8}) (11... Qe7 12. d4 cxd4 13. Nxd4 N7f6 14. Qb3 $11 {0.16/9}) (
11... b6 12. d4 Bb7 13. Bc4 Rc8 14. Qb3 $11 {0.00/9}) (11... Re6 12. Qc2 a6 13.
Nc3 Nxc3 14. dxc3 $14 {0.31/7}) (11... Re7 12. Qc2 b6 13. d4 Bb7 14. Bd3 $11 {
0.13/8}) 12. d4 cxd4 13. Bxd4 Qe7 14. Qa4 $11 {-0.03/9}) (10... Qb6 11. Nc3 (
11. Bxf6 Nxf6 (11... Qxf6 12. Ra2 Qd6 13. Nc3 b6 14. Nb5 $11 {0.13/9}) 12. Nc3
Bf5 13. Rc1 Bxc3 14. dxc3 $11 {-0.19/9}) (11. Qc2 Nxd5 (11... Qd6 12. Nc3 Nxd5
13. O-O Nxc3 14. Bxc3 $14 {0.28/8}) 12. Bd3 N7f6 13. O-O Bd7 14. Nc3 $11 {
-0.06/8}) (11. Qc1 Nxd5 (11... Qd6 12. Nc3 a6 13. O-O b5 14. d3 $11 {0.00/9}) (
11... a6 12. O-O Nxd5 13. d4 Qd6 14. Rd1 $11 {0.16/9}) 12. Nc3 Nxc3 13. Bxc3
Bxc3 14. dxc3 $11 {-0.22/10}) 11... Bxc3 (11... Qd6 12. Qa4 Bxc3 13. dxc3 Qxd5
14. Rd1 $11 {0.19/10}) 12. Bxc3 Nxd5 13. Qb1 Qd6 14. O-O $11 {0.06/9}) 11. O-O
(11. Qc2 b5 (11... Nxd5 12. Nc3 Nxc3 13. Bxc3 Bxc3 14. dxc3 $11 {-0.06/10}) (
11... b6) 12. a4 b4 13. Bc4 Bb7 14. O-O $15 {-0.28/8}) (11. Nc3 b5 12. O-O Bb7
13. Qc2 Nxd5 14. a4 $11 {-0.19/8}) (11. Qb3 b5 (11... Nb6) 12. O-O Bb7 13. Nc3
c4 14. Qc2 $15 {-0.44/9}) (11. Bd3 b5 (11... Nxd5) 12. Bc2 Nb6 13. O-O Nbxd5
14. Nc3 $15 {-0.59/9}) (11. d6 Ne4 (11... Qb6 12. Bc3 Bxc3 13. dxc3 Re6 14. Qc2
$11 {-0.12/10}) (11... Rb8 12. O-O b5 13. a4 Ne4 14. axb5 $11 {0.22/9}) (11...
Ra7 12. O-O Qb6 13. Qc2 Qxd6 14. d4 $11 {0.06/9}) (11... Nb6 12. O-O Qxd6 13.
d4 c4 14. Ne5 $11 {-0.12/9}) 12. O-O b5 13. Qc2 Nxd6 14. d3 $11 {-0.22/10})
11... Nxd5 12. Qb3 Nf4 13. Bc4 Ne6 14. Qc2 $11 {-0.06/9}) (10. Bc3 Nxd5 11.
Bxa5 Qxa5 12. Qb3 N7b6 13. Nc3 Nc7 14. Qc2 $11 {-0.09/9}) 10... Nxd5 (10... Nb6
11. O-O (11. d6 Ne4 12. Bb5 Bd7 13. Bxd7 Qxd7 14. Qc2 $15 {-0.41/9}) 11... Qxd5
(11... Nbxd5 12. d4 cxd4 13. Qxd4 Bf5 14. Rd1 $11 {-0.06/8}) (11... Ne4 12. Qb3
Bg4 13. Qb5 Nxd5 14. Qxb7 $11 {0.25/8}) (11... Bf5 12. Bb5 Rf8 13. d3 Bg4 14.
e4 $14 {0.34/9}) 12. Nc3 Bxc3 13. dxc3 Bg4 14. h3 $11 {-0.06/8}) 11. O-O (11.
Qb3 N7f6 (11... Qf6 12. Ra2 Qe6 13. Rc2 b6 14. Ng5 $14 {0.41/9}) 12. O-O b6 13.
Bb5 Bd7 14. Bxd7 $11 {-0.09/9}) 11... N7f6 (11... b6 12. d4 Bb7 13. Bc4 Qf6 14.
Qa4 $11 {-0.03/8}) (11... a6 12. Qb3 N7f6 13. d4 Qb6 14. Qxb6 $11 {-0.03/9}) (
11... Qf6 12. d4 Nc3 13. Nxc3 Bxc3 14. Rb1 $11 {0.13/9}) (11... Bc7 12. Bxc7
Qxc7 13. Qc2 b6 14. d4 $11 {-0.03/9}) (11... N5f6 12. Qc2 b6 13. Bc4 Qe7 14.
Ng5 $14 {0.31/9}) (11... Bb6 12. Bc4 N7f6 13. Qb3 Bg4 14. Nc3 $11 {0.25/9}) (
11... Qe7 12. d4 cxd4 13. Qxd4 N7f6 14. Rd1 $11 {-0.06/9}) (11... N7b6 12. Qc2
Qe7 13. Bd3 h6 14. Rc1 $11 {0.03/8}) 12. Qc2 Qe7 13. Rd1 (13. Rc1 Bg4 14. h3
$11 {-0.09/8}) 13... Bg4 14. h3 (14. Nc3 Rad8 $11) 14... Bh5 $15 15. Qb3 Rac8
16. d4 Bb6 (16... cxd4 17. Nxd4 Bxe2 18. Nxe2 $15) 17. Ra2 cxd4 18. Nxd4 Bxd4
19. Rxd4 Rc1+ 20. Rd1 Qc5 (20... Rxd1+ 21. Bxd1 Bxd1 22. Qxd1 $15) 21. Kh2 (21.
Rxc1 Qxc1+ 22. Kh2 Bxe2 23. Rxe2 b6 $11) 21... Rxd1 $15 22. Bxd1 Bxd1 23. Qxd1
Rc8 (23... Ne4 24. Rc2 Qb5 25. Bh4 $15) 24. Rd2 $11 h6 25. Rd3 Re8 26. Qb3 Qc6
(26... b5 27. Nd2 $11) 27. Nc3 $14 Nxc3 28. Rxc3 Qe4 29. Rc7 (29. f3 Qd5 $14)
29... Re7 30. f3 (30. Qb2 Kh7 $11) 30... Qxe3 $11 31. Rxb7 Qc5 (31... Qxb3 32.
Rxb3 Nd5 33. Rb5 $11) 32. Rb8+ Re8 33. Rb5 Qd4 34. Rb7 Re6 35. Rb8+ Ne8 36. Qb5
Kf8 37. Ra8 g6 38. Qa5 Re2 (38... Qf6 39. Rxa7 Nd6 40. Qc7 $16) 39. Qb4+ Qxb4
40. axb4 Ke7 41. Rxa7+ Ke6 42. Ra5 Rb2 43. Re5+ Kd7 44. Rd5+ Ke6 45. Rb5 f6 46.
Rb6+ Kf5 47. Rb7 Ke6 48. b5 h5 49. b6 (49. Rb6+ Kd7 $16) 49... g5 50. h4 gxh4
51. Bxh4 Nd6 52. Rb8 Nf7 53. b7 Kf5 (53... Kf5 54. Bg3 Ng5 $16) *

[Event "xviii/20"]
[Site "?"]
[Date "1989.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "63"]
[EventDate "1989.??.??"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. e3 O-O 5. Nf3 Re8 6. Bb2 d5 7. c4 Bg4 8.
cxd5 Nxd5 $15 9. Be2 Nc6 10. O-O a6 11. a3 Bf8 12. Qa4 Bh5 13. Nc3 Nb6 14. Qd1
Qd6 15. d4 Rad8 16. Na4 Nd7 17. Rc1 Nf6 (17... Qh6 18. h3 $11) 18. h3 (18. Nc5
$5 Rb8 19. Qb3 $14) 18... Ne4 19. Nc5 Nxc5 20. Rxc5 Qh6 (20... Qxc5 21. dxc5
Rxd1 22. Rxd1 Bxc5 23. Rd5 Bxf3 24. Bxf3 $15) 21. Rc2 Bg6 22. Rc3 Be4 23. Qc1 (
23. Bd3 Qg6 $11) 23... Rd6 24. Nd2 Bxg2 25. Kxg2 Rg6+ 26. Kh2 (26. Bg4 f5 27.
Rb3 fxg4 28. hxg4 $19) 26... Bd6+ $17 27. f4 Qh4 $4 (27... Rxe3 28. Rxe3 Bxf4+
29. Rxf4 Qxf4+ 30. Kh1 Qxe3 $19) 28. Qe1 $14 Qh6 $2 (28... Qxe1 $142 29. Rxe1
Nxd4 $16) 29. Qf2 $18 Re7 30. Nc4 Rd7 31. Nxd6 Rdxd6 (31... Rgxd6 32. Bf3 Re7
$18) 32. Rc5 *

[Event "xvii/25"]
[Site "?"]
[Date "1989.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "84"]
[EventDate "1989.??.??"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c4 Nc6 $15 5. Bb2 O-O 6. e3 d5 7. cxd5 Nxd5
8. Be2 Re8 9. Nf3 Bg4 10. O-O Qe7 11. a3 Bd6 12. Bb5 Rab8 13. d4 a6 14. Bc4 Nf6
15. Nbd2 Ne4 (15... Rbd8 16. Qc2 $11) 16. Qc2 Nxd2 17. Nxd2 Qh4 {
The mate threat is Qxh2} 18. g3 Qh5 19. Rfe1 Bf5 20. e4 Bh3 21. e5 Be7 22. Rab1
(22. d5 Na5 $14) 22... Bg5 23. Bf1 (23. f4 $142 $5 Be7 24. Be2 $11) 23... Bxd2
$15 24. Qxd2 Ne7 (24... Bxf1 25. Rxf1 Rbd8 26. Qc2 $15) 25. Be2 $11 Qf5 26. Bf1
(26. d5 Rbd8 27. Bd3 Qh5 $11) 26... Nd5 (26... Bxf1 27. Rxf1 Nd5 28. Qa5 $17)
27. Bg2 (27. Bd3 Qh5 $11) 27... c6 (27... Bxg2 $5 28. Kxg2 Rbd8 $17) 28. Be4
$11 Qh5 29. Qe2 Bg4 30. f3 Be6 31. Qc2 h6 32. Re2 Qg5 33. Bc1 Qe7 34. f4 Bg4
35. Rf2 {White prepares f5} Red8 36. Kg2 Qd7 (36... Bh5 $5 $14) 37. f5 $16 Ne7
(37... f6 38. h3 Bh5 39. g4 fxe5 40. dxe5 $16) 38. Be3 (38. h3 Bxf5 39. Bxf5
Nxf5 40. Rxf5 Qxd4 $16) 38... g6 $2 {Attacking the backward pawn on d4} (38...
Nd5 39. Bf4 $14) 39. e6 (39. fxg6 $142 $5 fxg6 40. Bxg6 $18) 39... fxe6 $14 40.
fxg6 Nf5 {Increasing the pressure on the isolated pawn on d4} 41. Bf4 Qxd4 (
41... Rbc8 $5 $14) 42. Bxf5 $4 (42. h3 $142 Ne3+ 43. Bxe3 Bxh3+ 44. Kxh3 Qxe3
45. Rf7 $18) 42... Bxf5 $19 (42... Bxf5 43. Rd1 Qe4+ 44. Qxe4 Bxe4+ 45. Kh3
Rxd1 46. Bxb8 Bxg6 $19) 0-1

[Event "corr"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Merten, Rainer"]
[Black "Gross, Wilhelm"]
[Result "1-0"]
[PlyCount "41"]
[EventDate "1987.??.??"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c4 O-O 5. e3 d5 6. cxd5 Nxd5 7. Nf3 Re8 8.
Bb2 Nc6 9. Be2 Bg4 10. O-O Qe7 11. a3 Bd6 12. Nc3 (12. Re1 Bxf3 13. Bxf3 Nf4
14. d4 Ng6 15. g3 Nd8 16. Nd2 c5 17. Ne4 cxd4 18. Nxd6 Qxd6 19. Bxd4 Ne5 20.
Bg2 Ndc6 21. Bc3 Qc5 22. Qb3 Nd3 23. Re2 Rad8 24. Rc2 Qe7 25. Rf1 Rd7 26. Ba1
Nce5 {Lipok,E (2100)-Grimm,S (2325)/Niederbayern-chA 2000/1-0 (67)}) 12... Nxc3
(12... Nb6 13. Nb5 Rad8 14. Rc1 a6 15. Nxd6 Qxd6 16. d4 Re6 17. Qc2 Rh6 18. h3
Bh5 19. Rfd1 Qe7 20. Ne5 Bxe2 21. Nxc6 Rxc6 22. Qxe2 Rg6 23. Rc5 {
1/2-1/2 Raue,T (1835)-Schoepper,O (1810)/Muensterland Verbandsklasse-B 2007})
13. Bxc3 Rad8 $146 (13... Bxa3 14. Qa4 Bb4 15. Rfb1 (15. Bxb4 Nxb4 16. Rab1 a5
17. h3 Bd7 18. Qb3 b6 19. d4 Rac8 20. Rfc1 Be6 21. Bc4 Qd6 22. Ne5 c5 23. Nxf7
Kxf7 {0-1 Dziel,J (2325)-Lemke,H/corr ICCF WT-M/GT/333 1993}) 15... Bxc3 16.
dxc3 Bc8 17. Rb5 b6 18. Rd5 Bb7 19. Ba6 Na5 20. Bxb7 Nxb7 21. Re5 Qd8 22. Rxe8+
Qxe8 23. Qxe8+ Rxe8 24. Rxa7 Nd6 25. Rxc7 Rc8 26. Rxc8+ Nxc8 27. Kf1 Kf8 28.
Ke2 {Schneider,F-Rohde_Jensen,K/corr ICCF TT-4-90 1991/1/2-1/2}) (13... Bxa3
14. Qa4 Bb4 15. Rfb1 $15) 14. Qa4 Bd7 15. Qb3 Qe4 (15... Rb8 16. d4 $11) 16.
Ng5 (16. Qb2 Qg6 $14) 16... Qg6 $11 17. f4 h6 18. Bd3 Bf5 (18... Qh5 19. Ne4
Bc8 20. Rf3 $14) 19. Bxf5 (19. Nxf7 $5 Qxf7 20. Qxf7+ Kxf7 21. Bxf5 $16) 19...
Qxf5 $14 20. Nh3 (20. Qxb7 hxg5 21. Qxc6 gxf4 $11) 20... b5 21. Qb2 1-0

[Event "xv/01"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "52"]
[EventDate "1987.??.??"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. e3 Nc6 5. Bb2 d5 6. Nf3 O-O 7. a3 Ba5 8. c4
Re8 9. Be2 Bg4 10. cxd5 Nxd5 11. O-O Qe7 12. Qb3 Qd6 13. Nc3 Nxc3 14. dxc3 {
Black creates threats along the open d-file} (14. Bxc3 Bxc3 15. dxc3 Rab8 (
15... b6 16. Rfd1 Qg6 17. Qc4 Re4 18. Qd5 Rae8 19. Rd2 $11 {0.00/9}) 16. Qa4
Ne5 17. Rfd1 Qe7 18. Qxa7 Bxf3 19. gxf3 $11 {0.00/9}) 14... Rad8 (14... Bb6 15.
h3 (15. Rfd1) (15. Rad1) (15. c4) 15... Be6 (15... Bf5 16. c4 Rad8 17. Rfd1 Qe6
18. Rd5 Rd6 19. Nh4 $14 {0.41/8}) (15... Bd7 16. Rad1 Qe7 17. Bd3 Rad8 18. c4
Qc5 19. Qc2 $11 {0.22/9}) 16. c4 Qc5 17. Qc3 f6 18. Nd4 Bf7 19. Nxc6 $11 {
0.16/9}) (14... Rab8 15. Rfd1 (15. c4) (15. Qb5) 15... Qg6 16. c4 Bh3 17. Bf1
Bf5 18. Bd3 Be4 19. Bxe4 $11 {0.22/9}) (14... Qe6 15. Qa4 (15. Qxe6 Bxe6 16.
Rfd1 Bb3 17. Rd7 a6 18. c4 Rad8 19. Rxd8 $11 {0.03/10}) 15... Qg6 (15... Bf5
16. Bb5 Bb6 17. Rfd1 Rab8 18. Rd2 Red8 19. Rxd8+ $11 {0.19/9}) 16. Rad1 Bh3 17.
Nh4 Qg5 18. Kh1 Be6 19. Nf3 $11 {0.13/10}) (14... b6 15. Rad1 (15. Rfd1 Qg6 16.
Qa4 Re4 17. Qb5 h6 18. Nd4 Nxd4 19. Rxd4 $11 {-0.03/8}) (15. h3) (15. Qb5) (15.
Bc4) (15. Qc2) 15... Qh6 (15... Qe7 16. Rfe1 Rad8 17. Qa4 Bxf3 18. Bxf3 Ne5 19.
Be4 $11 {0.22/9}) (15... Qg6 16. c4 Bf5 17. Rd5 Bc2 18. Qa2 h6 19. Nh4 $11 {
0.22/9}) 16. Qc4 Bxf3 17. Bxf3 Ne5 18. Qe4 Nxf3+ 19. Qxf3 $11 {0.09/10}) 15.
Rad1 (15. Qxb7 $2 Rb8 16. Qa6 Rxb2 $19) 15... Qg6 (15... Qh6 16. c4 Bb6 17. Rd5
Be6 18. Rxd8 Rxd8 19. Rd1 $11 {0.22/11}) (15... Qe6 16. Qxe6 Bxe6 17. Bb5 a6
18. Bxc6 bxc6 19. Rxd8 $11 {0.06/11}) (15... Qc5 16. Bc4 Qh5 17. Rd5 Rxd5 18.
Bxd5 Bb6 19. c4 $11 {0.25/9}) (15... Qf6 16. c4 Qh6 17. Rd5 b6 18. Rfd1 Ra8 19.
Qa4 $14 {0.53/8}) 16. h3 (16. Rxd8 Rxd8 17. Nh4 (17. Rd1 Rxd1+ 18. Qxd1 (18.
Bxd1 Qb1 $11 (18... Bb6 19. c4 $11 {0.00/10}) 19. e4 $15 {-0.50/10}) 18... Bb6
19. Qd3 $11 {-0.06/10}) 17... Qe6 18. Qxe6 Bxe6 19. Nf3 $11 {-0.03/11}) 16...
Bxh3 $15 17. Ne1 (17. Nh4 $142 $5 Be6 18. Qxb7 (18. Rxd8 Rxd8 19. Qxb7 $17)
18... Qc2 19. Bf3 $17 {-0.78/8}) 17... Rxd1 (17... b6 18. Rxd8 Rxd8 19. Qb5 $17
{-1.28/10}) 18. Bxd1 Ne5 (18... Bb6 $142 $5 $17 19. Bc2 $17 {-1.31/10}) 19.
Qxb7 (19. Qb5 $142 Nc6 20. Bh5 $11) 19... Nc4 $4 (19... Bb6 $142 $15) 20. Qb5
$18 Rd8 (20... Qe6 21. Bb3 (21. gxh3 $6 c6 22. Qh5 Nxb2 $14) 21... Nd6 22. Qa4
$18 (22. Qxa5 $6 Qxb3 23. Qxc7 Nb5 $11)) 21. Qxc4 Rxd1 22. Qb5 $4 (22. Qa4 $142
Rd7 23. Qxa5 $18) 22... h6 $17 23. Qe8+ $4 (23. Kh2 $142 Rxe1 24. Kxh3 Rxf1 25.
Qxf1 $17) 23... Kh7 $19 24. Qa8 (24. g3 Bxf1 25. Kxf1 Qd3+ 26. Kg2 Rxe1 27.
Qxf7 Rb1 $19) 24... c6 25. g3 (25. Qb8 Rxe1 $1 26. Qg3 Rxf1+ 27. Kxf1 Qb1+ 28.
Ke2 Qc2+ 29. Ke1 $19) 25... Bxf1 26. Kxf1 Qd3+ (26... Qd3+ 27. Kg2 Rxe1 28.
Qxc6 Qf1+ 29. Kf3 Qh1+ 30. Kg4 Qxc6 31. f4 h5+ 32. Kh4 Bd8+ 33. Kxh5 Qg6#) 0-1

[Event "xxvii/13"]
[Site "?"]
[Date "1995.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "47"]
[EventDate "1995.??.??"]

1. b4 Nf6 2. e3 e5 3. Bb2 Bxb4 4. Bxe5 O-O 5. Nf3 d5 6. c4 Nc6 7. Bb2 Bg4 8.
cxd5 Nxd5 9. Be2 Re8 10. O-O Qe7 11. a3 Ba5 12. Qb3 Nf4 13. Bd1 {
White gets in control} Ng6 (13... Be6 14. Qxb7 Qd6 15. Qa6 $11) 14. d4 (14.
Qxb7 Bd7 15. Bc3 (15. Qb3 Bf5 $14 (15... Rab8 16. Qc2 Nce5 17. Bxe5 Nxe5 18. d4
Ng6 19. Be2 $16 {0.94/9}) 16. Nd4 Nxd4 17. Bxd4 Bb6 18. Bb2 Nh4 19. f4 $14 {
0.53/7}) (15. Qa6 Rab8 (15... Reb8 16. Bc3 Rb6 17. Qd3 Rab8 18. Bc2 Be6 19. Rc1
$14 {0.66/9}) (15... Qd6 16. Be2 Rab8 17. Bc3 Rb6 18. Qd3 Reb8 19. Bxa5 $16 {
0.75/9}) 16. Bc3 Rb6 17. Qd3 Reb8 18. Bc2 Be6 19. Rc1 $14 {0.66/8}) (15. Nd4
Nge5 (15... Rab8) (15... Qd6) (15... Nxd4) 16. Qa6 Rab8 17. Nxc6 Nxc6 18. Bc3
Rb6 19. Qd3 $14 {0.56/9}) 15... Rab8 (15... Reb8 16. Qa6 Rb6 17. Qc4 Be6 18.
Qa4 Bxc3 19. Nxc3 $16 {0.81/9}) 16. Qa6 Rb6 17. Qd3 Reb8 18. Bc2 Be6 19. Rc1
$14 {0.66/8}) 14... Qd6 (14... Qd7 15. Ng5 (15. Qxb7 $2 Rab8 16. Qa6 Rxb2 $19)
(15. Nc3) (15. d5) (15. Bc3) 15... Bxd1 (15... Bf5 16. Bf3 Bb6 17. Nc3 Qe7 18.
Bxc6 bxc6 19. Nf3 $11 {0.09/10}) 16. Rxd1 $11 Nh4 17. Rc1 Rab8 18. Qc2 Ng6 19.
Bc3 $11 {0.09/10}) (14... Rab8 15. d5 Bxf3 (15... Nce5 16. Nxe5 Bxd1 17. Rxd1
Nxe5 18. Nd2 Bxd2 19. Rxd2 $14 {0.38/9}) 16. Bxf3 Nce5 17. Be4 Qh4 18. Bxg6
Nxg6 19. Bd4 $11 {0.19/10}) (14... Bb6 15. d5 (15. Nc3) (15. Nbd2) 15... Nce5
16. Nxe5 Nxe5 17. Bxe5 Bxd1 18. Rxd1 Qxe5 19. Nd2 $14 {0.38/11}) 15. Ng5 $14 (
15. Qxb7 $2 Rab8 16. Qa6 Rxb2 $19) 15... Be6 (15... Qe7 16. Qxb7 (16. Bxg4 Qxg5
17. Qxb7 Nxd4 18. Bxd4 Qxg4 19. h3 $11) 16... Bd7 17. Qb5 Rab8 $17 18. Qd5 Rxb2
19. Ba4 $17 {-1.00/9}) 16. Nxe6 Qxe6 $4 (16... fxe6 $142 17. Nc3 (17. Bf3 Nge7
(17... Rab8 $14 18. Nc3 Bxc3 19. Qxc3 $16 {0.75/8}) 18. Be4 Nd5 19. Rc1 $14 {
0.59/9}) 17... Bxc3 18. Bxc3 Rab8 19. Bh5 $14 {0.63/10}) 17. d5 $18 (17. Qxb7
$2 Rab8 18. Qa6 Rxb2 $19) 17... Qe4 (17... Qf5 18. dxc6 bxc6 19. Qa4 $18) 18.
Bf3 (18. dxc6 Nh4 19. f3 Qxc6 $14) 18... Qe7 (18... Qf5 19. dxc6 bxc6 20. Bxc6
$18) 19. dxc6 bxc6 (19... Nh4 20. Bd5 (20. Qxb7 Nxf3+ 21. gxf3 Reb8 $15) 20...
bxc6 21. Bxc6 $18) 20. Qa4 Qg5 (20... Rab8 21. Bxc6 Red8 22. Bd4 $18) 21. Qd4 (
21. Bxc6 $5 Rab8 22. Bxe8 Rxb2 $18) 21... Re5 (21... Ne5 22. Be2 Bb6 23. Qc3
$18) 22. Bxc6 Rd8 23. f4 (23. Qxa7 Re6 24. Bf3 Nh4 $14) 23... Qh6 (23... Qe7
24. Qa4 Rh5 $18) 24. Qxd8+ (24. Qxd8+ Nf8 25. fxe5 Qxc6 26. e6 Qxe6 27. Qg5 $18
) 1-0

[Event "corr Germany"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "63"]
[EventDate "1988.??.??"]

1. b4 e5 2. Bb2 Bxb4 3. f4 $2 exf4 $19 4. Bxg7 Qh4+ 5. g3 fxg3 6. Bg2 $4 gxh2+
7. Kf1 hxg1=Q+ 8. Kxg1 Qg4 $4 9. Bxh8 $15 Bc5+ 10. d4 $11 Bb6 11. Nc3 (11. Rxh7
d5 $11) 11... Nc6 {Now all is on d4} 12. e3 Qg6 13. Nd5 d6 14. a4 Be6 15. Nf4 (
15. c4 $15) 15... Qg5 (15... Qg3 16. Qf3 Qxf3 17. Bxf3 $14) 16. Rh5 (16. Qf3
Bf5 $15) 16... Qe7 (16... Qg3 17. Qf3 Qxf3 18. Bxf3 h6 $14) 17. a5 Nxa5 18.
Raxa5 Bxa5 19. Rxa5 b6 (19... c6 $5 $14) 20. Bxa8 bxa5 21. Bc6+ Bd7 22. Bxd7+
Qxd7 23. Qh5 a4 24. Qxh7 Qg4+ 25. Ng2 (25. Kf2 $5 $18) 25... a3 26. Bg7 Ne7 27.
d5 (27. Qh8+ Kd7 28. c4 Nf5 $14) 27... a2 (27... Qd1+ 28. Kh2 Qxd5 29. Qh8+ Kd7
30. Qh4 $11) 28. Qh8+ Kd7 29. c4 Nf5 (29... c5 30. Bf6 Qxc4 $17) 30. Bf6 $16 {
Threatening mate: Qd8} a1=Q+ 31. Bxa1 Nxe3 32. Qg7 1/2-1/2

[Event "xvii/15"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "46"]
[EventDate "1988.??.??"]

1. b4 e5 2. Bb2 Bxb4 3. f4 f6 4. fxe5 fxe5 5. e3 Nf6 6. c3 Be7 (6... Bc5 7. d4
(7. Ba3 Bxa3 8. Nxa3 Nc6 9. Nf3 O-O 10. Qa4 d5 11. Be2 e4 12. Nd4 Nxd4) 7...
exd4 8. cxd4 Bb4+ 9. Nd2 d5 10. Ngf3 O-O 11. Be2 Qe7 12. a3 Ba5) (6... Bd6 7.
Bc4 (7. Na3 Nc6 (7... Be7 8. Be2 O-O 9. Nf3 Nc6 10. O-O d5 11. c4 d4 12. exd4
exd4) 8. Nf3 Be7 9. Bb5 e4 10. Nd4 Nxd4 11. cxd4 O-O 12. O-O d5) (7. Nf3 Nc6 (
7... e4 8. Nd4 Be5 9. Be2 O-O 10. Ba3 d6 11. Qb3+ Rf7 12. O-O Nc6) 8. Na3 Be7
9. Be2 O-O 10. O-O d5 11. c4 d4 12. exd4 exd4) (7. Qb3 Rf8 8. Ba3 Nc6 9. Qa4
Qe7 10. Be2 Bxa3 11. Nxa3 Nd5 12. Nf3 e4) 7... Nc6 8. Nf3 e4 9. Ng5 Ne5 10. Qb3
Nxc4 11. Qxc4 Qe7 12. O-O h6) 7. Qb3 (7. Nf3 Nc6 8. Be2 O-O 9. O-O d5 10. c4 d4
11. exd4 exd4 12. Bd3 Nb4) (7. Be2 O-O (7... d5 8. Nf3 Nc6 9. O-O O-O 10. Na3
Ne4 11. d3 Bxa3 12. Bxa3 Nxc3) (7... Nc6 8. Nf3 O-O 9. O-O d5 10. Na3 Ne4 11.
d3 Bxa3 12. Bxa3 Nxc3) 8. Nf3 Nc6 9. O-O d5 10. Na3 Ne4 11. c4 d4 12. exd4 exd4
) 7... d5 (7... Nc6 8. Bb5 (8. Nf3 d5 9. Bb5 O-O 10. O-O Na5 11. Qc2 Nc4 12.
Ng5 g6) 8... d5 (8... Na5 9. Qc2 O-O 10. Nf3 e4 11. Ng5 d5 12. O-O Ng4) 9. Nf3
e4 (9... O-O 10. O-O Na5 11. Qa4 c6 12. Be2 Bg4) 10. Ne5 (10. Nd4 O-O 11. Bxc6
bxc6 12. Nxc6 Qd6) 10... Qd6 (10... Bd7 11. Nxd7 Qxd7 12. O-O a6) 11. Bxc6+ (
11. Nxc6 bxc6 12. Ba3 Qe6) 11... bxc6 12. c4 O-O) 8. Nf3 (8. c4 Nbd7 9. cxd5
Nc5 10. Qc3 Ng4 11. Nf3 O-O 12. Bc4 Bd6) 8... Bd6 $1 (8... e4 9. Ng5 h6 10. Nh3
Nbd7 11. Na3 O-O 12. Nf4 Nc5) 9. c4 (9. Be2 O-O 10. O-O Nbd7 11. d4 e4 12. Ng5
Nb6) 9... e4 $1 10. Nd4 c6 (10... Ng4 $1 11. g3 (11. cxd5 Qh4+ 12. g3 Bxg3+)
11... Nxh2 $1 12. cxd5 O-O) (10... O-O 11. Nc3 Na6 12. cxd5 Nc5) 11. Be2 (11.
Nc3 Na6 12. cxd5 Nc5) 11... O-O (11... Na6 12. cxd5 Nc5) 12. O-O (12. cxd5 Nxd5
) 12... Qc7 (12... Na6 $17 {-0.93/9}) 13. cxd5 $5 Bxh2+ 14. Kh1 Nxd5 (14... Qg3
$6 15. dxc6+ Kh8 16. cxb7 Qh4 17. bxc8=Q) 15. Nc3 Rd8 $1 16. Nxe4 Be5 17. Rf2
Na6 18. Raf1 Qe7 19. g3 $5 Bxd4 (19... Nc5 $5) 20. Ba3 $1 Qxe4+ 21. Bf3 Qe5 22.
Bxd5+ Be6 $1 23. Bxe6+ Kh8 1/2-1/2

[Event "GER theme m Germany"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "30"]
[EventDate "1988.??.??"]

1. b4 e5 2. Bb2 Bxb4 3. f4 $2 f6 4. fxe5 $15 fxe5 5. Bxe5 Nf6 6. Nf3 Nc6 7. Bb2
O-O 8. e3 d5 9. Be2 Bg4 10. O-O Ne4 11. a3 Bd6 12. Nc3 Bxf3 13. Rxf3 Rxf3 14.
Bxf3 (14. gxf3 Bxh2+ 15. Kxh2 Qh4+ 16. Kg1 Qg3+ 17. Kh1 Nf2#) 14... Qh4 (14...
Be5 $5 $11) 15. Nxe4 $4 (15. g3 $142 Qe7 16. Nxd5 $16) 15... Bxh2+ $19 (15...
Bxh2+ 16. Kh1 dxe4 17. Bxe4 Be5+ (17... Qxe4 $6 18. Kxh2 Rf8 19. Rb1 $17) 18.
Kg1 Qxe4 19. Bxe5 Nxe5 $19) (15... dxe4 $6 16. g3 Qe7 17. Be2 $15) 0-1

[Event "GER theme m Germany"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "57"]
[EventDate "1988.??.??"]

1. b4 e5 2. Bb2 Nf6 3. a3 d6 4. e3 Be6 5. Nf3 Nbd7 6. Ng5 Bf5 7. Bc4 (7. Qf3
Bg6 $11) 7... d5 $15 8. Bb3 Bg4 (8... a5 9. Qf3 Bg4 10. Qg3 $15) 9. f3 $11 Bh5
10. Nh3 Bd6 11. g4 Bg6 12. g5 Nh5 13. Bxd5 c6 14. Bb3 (14. Be4 O-O $14) 14...
h6 15. f4 (15. Rg1 $5 $14) 15... exf4 $15 16. exf4 Nxf4 (16... Qe7+ $5 17. Kf2
Nxf4 18. Nxf4 Bxf4 19. Bxg7 O-O-O 20. Bxh8 Rxh8 $11) 17. Nxf4 $16 Bxf4 18. Qe2+
(18. Bxg7 Be4 19. Rf1 $18 (19. Bxh8 $6 Bxh1 20. Qe2+ Qe7 $16)) 18... Kf8 $15
19. Nc3 (19. gxh6 Rxh6 20. d3 Qh4+ 21. Kf1 Bf5 $19) 19... Qe8 20. O-O-O hxg5 (
20... Qxe2 21. Nxe2 Bxg5 22. Rhe1 $17) 21. Qf2 Nf6 22. Rde1 Qd7 23. h4 (23. Bc4
$142 $15) 23... Re8 $4 (23... Ng4 $142 24. Qg2 Rd8 $17) 24. hxg5 $14 Rxe1+ 25.
Rxe1 Bxg5 $4 (25... Nh5 $142 $14) 26. Qc5+ $18 Kg8 27. Qxg5 Rh2 (27... Rh6 28.
d3 $18) 28. Ne2 (28. Nd1 $142 $5 Qf5 29. Qg3 Rh3 30. Qb8+ Kh7 $18) 28... Qd6 (
28... Qf5 29. Qg3 Qf2 $18) 29. Qxg6 (29. Qxg6 Qf8 30. Bxf6 $18) 1-0

[Event "xii/17"]
[Site "?"]
[Date "1985.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "46"]
[EventDate "1985.??.??"]

1. b4 e5 2. Bb2 d6 3. e3 Nf6 4. c4 Bf5 5. Nc3 c6 (5... Nc6 6. Nd5 $15) 6. Be2 (
6. d4 Nbd7 $11) 6... Nbd7 (6... d5 7. cxd5 Bxb4 8. Qb3 $11) 7. Nf3 $11 Be7 (
7... a5 8. b5 $11) 8. d4 exd4 (8... O-O 9. O-O $11) 9. exd4 (9. Nxd4 Bg6 $14)
9... O-O (9... d5 10. c5 $11) 10. O-O (10. d5 Qb6 11. a3 c5 $11) 10... Re8 (
10... d5 11. c5 $11) 11. Nh4 (11. d5 Qb6 12. a3 a5 $14) 11... Bg6 (11... Be6
12. d5 cxd5 13. Nxd5 $11) 12. Qb3 (12. Nxg6 fxg6 13. d5 Qb6 $16) 12... Bh5 13.
Rfe1 Bxe2 14. Rxe2 Nh5 (14... Nb6 15. Nf5 $14) 15. Nf3 (15. Rae1 Nf4 16. Re3
Nd3 17. Rxd3 Bxh4 18. Rxe8+ Qxe8 $14) 15... Bf8 (15... Ndf6 16. Bc1 $14) 16.
Rae1 (16. Rxe8 Qxe8 17. Re1 Qd8 $16) 16... Rxe2 $14 17. Rxe2 (17. Nxe2 Nhf6 $14
) 17... Nf4 18. Re4 Ng6 (18... Nd3 19. Re3 Nxb2 20. Qxb2 $14) 19. d5 (19. a3
Nf6 20. Re1 d5 $14) 19... c5 (19... a5 20. a3 $14) 20. a3 a6 (20... Nge5 21.
Re3 $16) 21. Ne2 (21. Re3 Nge5 22. Nd2 cxb4 23. axb4 Qc7 $14) 21... b5 $14 22.
Ng3 (22. Nd2 Rc8 $14) 22... Nf6 (22... Nb6 23. cxb5 axb5 24. bxc5 dxc5 25. Qxb5
$11) 23. Bxf6 (23. Re1 cxb4 24. axb4 a5 $14) 23... gxf6 (23... Qxf6 $142 $5 24.
Nd2 Rc8 $11) 1/2-1/2

[Event "xvi/06"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "64"]
[EventDate "1988.??.??"]

1. b4 e5 2. Bb2 d6 3. e3 Nf6 4. b5 Bg4 $15 5. Be2 Bxe2 6. Nxe2 Be7 7. c4 Nbd7
8. d3 O-O 9. O-O Ng4 (9... a6 10. a4 $11) 10. h3 Nh6 11. e4 f5 12. f4 fxe4 13.
dxe4 Nf7 14. Nbc3 Nc5 15. Qc2 c6 16. Rad1 Qb6 17. Kh1 Rad8 18. fxe5 (18. Na4
Nxa4 19. Qxa4 Qe3 $11) 18... Nxe5 19. Rxf8+ (19. Na4 Nxa4 20. Bxe5 Rxf1+ (20...
cxb5 $6 21. Qb3 Nc5 22. Bd4 $15) 21. Rxf1 dxe5 22. Qxa4 Qe3 $17) 19... Rxf8 $15
20. Na4 Nxa4 21. Bxe5 cxb5 22. cxb5 dxe5 23. Qxa4 Qf2 (23... Bc5 24. Qc4+ Kh8
25. Rc1 $11) 24. Ng1 (24. Qc4+ Kh8 $11) 24... Bh4 (24... Rc8 25. Nf3 Rc2 26.
Ne1 $17) 25. Qb3+ Kh8 26. Nf3 Bg3 27. Qb4 {The mate threat is Qxf8} Rg8 28. Qc4
Rf8 (28... Bf4 $142 $5 $14) 29. Rf1 $16 Qb6 30. Rc1 (30. Nxe5 Bf2 31. Nd7 $18)
30... h6 31. Rd1 Qe3 32. Rd3 $4 (32. Qd3 $142 Qxd3 33. Rxd3 $11) 32... Qe1+ $3
$19 (32... Qe1+ 33. Ng1 Bf2 34. Rd1 Qxd1 35. Qc1 Qxc1 36. Kh2 Qxg1#) 0-1

[Event "xvii/17"]
[Site "?"]
[Date "1989.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "61"]
[EventDate "1989.??.??"]

1. b4 Nf6 2. Bb2 e5 3. b5 d6 4. e3 Be7 5. Nf3 Bg4 (5... a6 6. c4 O-O 7. d4 e4
8. Nfd2 axb5 9. cxb5 d5 10. Be2 Be6 11. a4 c6 12. Nc3 Nbd7 13. O-O Qc7 14. Qc2
Rfc8 15. Rfc1 c5 16. dxc5 Nxc5 17. Bf1 Ng4 18. g3 Ne5 19. Na2 Qd6 20. Ba3 {
Agrest,R (2160)-Di Cio,E (1775)/III EUICC Arvier ITA 2007/0-1 (40)}) 6. Be2
Nbd7 $146 (6... O-O 7. O-O c6 8. c4 a6 9. a4 axb5 10. axb5 Rxa1 11. Bxa1 Qa5
12. Bc3 Qb6 13. Na3 d5 14. Nxe5 Bxe2 15. Qxe2 Bxa3 16. Ra1 Be7 17. Ng4 Nbd7 18.
Ba5 Qa7 19. b6 Qb8 20. d4 Qd8 21. c5 {
klafka-annmarie/Live Game Caissa's Web 2004/0-1 (40)}) 7. d4 e4 8. Nfd2 Bxe2 9.
Qxe2 d5 (9... c6 10. O-O $15) 10. O-O (10. c4 Nb6 $11) 10... O-O 11. c4 c6 (
11... Nb6 12. Nc3 Nxc4 13. Nxc4 dxc4 14. Qxc4 $11) 12. Nc3 Ne8 (12... Qa5 $142
$5 $11) 13. cxd5 (13. bxc6 bxc6 14. cxd5 cxd5 15. Nxd5 Nef6 $16) 13... cxd5 (
13... cxb5 14. Qxb5 f5 15. Qb3 $16 (15. Qxb7 $143 Rb8 16. Qxa7 Nd6 $15)) 14.
Nxd5 f5 (14... Nef6 15. Nc3 Bd6 16. g4 $16) 15. Rfc1 Bd6 16. Nc4 Ndf6 (16...
Rf7 17. Nxd6 Nxd6 18. Nf4 $16) 17. Nxd6 Qxd6 18. Nf4 Ng4 (18... g5 19. Nh3 h6
20. a4 $16) 19. h3 $18 g5 (19... Ngf6 $142 $5 $18) 20. Qc4+ Rf7 21. hxg4 (21.
Ne6 Qh2+ 22. Kf1 Qh1+ 23. Ke2 Nxe3 24. Qc8 (24. Rxh1 $6 Nxc4 25. Bc1 Ng7 26.
Nxg7 Rxg7 $11) (24. Kxe3 $6 Qxg2 25. Qf1 Qf3+ 26. Kd2 Nd6 $18) (24. fxe3 Qxg2+
25. Kd1 Qxb2 26. Nxg5 Nd6 $11) 24... Qxg2 25. Qxa8 (25. Kxe3 Qf3+ 26. Kd2 Qxf2+
27. Kc3 Rxc8+ 28. Kb3 Qe3+ 29. Rc3 Rxc3+ 30. Bxc3 Nc7 $19) 25... Qf3+ 26. Kd2
Qxf2+ 27. Kc3 $16) 21... gxf4 $16 22. gxf5 f3 (22... Qf6 23. Qb3 $16) 23. gxf3
$18 exf3 24. Kf1 (24. d5 $142 Rxf5 25. Qg4+ Qg6 26. Qxg6+ hxg6 27. e4 Rg5+ 28.
Kh2 Rg2+ 29. Kh3 Rxf2 30. Be5 $16) 24... Qh2 $11 25. Ke1 Qg1+ (25... Nd6 $142
$5 26. Qd3 Rxf5 $14) 26. Qf1 $16 Qh2 (26... Qxf1+ 27. Kxf1 Nd6 28. a4 $16) 27.
e4 (27. Rc2 $142 $16) 27... Qd6 $2 (27... Nd6 $142 28. Qd3 Qg1+ 29. Kd2 Qxf2+
30. Kc3 Re8 31. Rg1+ Kh8 $16) 28. d5 $4 (28. Qd3 $142 Qf4 29. Qe3 Qxe3+ 30.
fxe3 $18) 28... Qb4+ $17 29. Bc3 Qxe4+ 30. Kd1 (30. Kd2 Rxf5 31. Re1 Rxd5+ 32.
Kc1 Qg4 $19) 30... Qxd5+ (30... Rxf5 31. Rc2 $19) 31. Kc2 $17 1/2-1/2

[Event "xxii/01"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "49"]
[EventDate "1988.??.??"]

1. b4 e5 2. Bb2 d6 3. e3 Nf6 4. b5 Be7 5. Be2 Bf5 6. Nf3 Nbd7 7. d3 O-O 8. O-O
e4 (8... a6 9. d4 e4 10. Ng5 $15) 9. Nd4 Bg6 10. dxe4 Nxe4 11. Nd2 Ndc5 12. a4
Qd7 13. Bg4 f5 14. Bh3 (14. Bf3 $142 $5 $11) 14... Ng5 $17 15. Kh1 Nxh3 16.
gxh3 f4 17. Qg4 fxe3 18. fxe3 Bf6 19. Qxd7 Nxd7 20. Rab1 (20. e4 Nc5 21. Rae1
Rae8 $19) 20... Rae8 $19 21. Rfe1 Nc5 22. a5 Bg5 23. Nf1 Rf2 24. Ng3 (24. Kg1
Ref8 $19) 24... Bxe3 (24... Bxc2 $6 25. Nxc2 Rxc2 26. Bd4 $19) 25. Bc1 (25.
Rbd1 $19) 0-1

[Event "xvii/01, xvii/03 (?)"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "77"]
[EventDate "1988.??.??"]

1. b4 e5 2. Bb2 d6 3. e3 Nf6 4. b5 Be7 5. Be2 Bf5 6. Nf3 O-O 7. Nc3 Nbd7 8. d3
Nb6 9. O-O Qd7 10. e4 Bg4 11. a4 c6 12. a5 Nc8 13. bxc6 Qxc6 (13... bxc6 14. d4
Rb8 15. Rb1 $14) 14. h3 (14. Nxe5 $142 $5 dxe5 15. Bxg4 $16) 14... Bd7 15. Nd2
Be6 16. f4 exf4 17. Rxf4 Nd7 18. Nb3 Bf6 19. d4 Bxb3 (19... Re8 $142 $5 $11)
20. cxb3 $16 Ne7 21. Rc1 Qc7 22. Nd5 (22. a6 bxa6 23. Nd5 Qd8 24. Nxf6+ Nxf6
$16) 22... Qd8 (22... Qxa5 23. Rxf6 Nxd5 24. Rxd6 $16) 23. Nxf6+ Nxf6 24. Qe1 (
24. d5 $5 $16) 24... Ng6 $14 25. Rf5 Nxe4 26. Bf3 Nf6 27. Bxb7 Rb8 28. a6 Re8
29. Qg3 Ne4 30. Qd3 Nf6 31. Rcf1 Qb6 32. Kh1 Re7 33. d5 Ne5 34. Qg3 Ng6 $2 (
34... Ne4 35. Qh4 Ng6 $15) 35. Bxf6 $18 gxf6 36. Rxf6 Rbe8 (36... Re3 37. Qg4
$18) 37. Qxd6 Qxb3 38. Qc6 (38. Qc5 $5 Qg3 39. Qxa7 Re2 $18) 38... Qb4 $2 (
38... Ne5 39. Qc5 Nd7 40. Qxa7 Nxf6 41. Rxf6 Qxd5 42. Bxd5 Rxa7 $11) 39. Qc1 (
39. Rxf7 $142 $1 Ne5 40. Rxe7 Qxe7 $18) *

[Event "xvii/23"]
[Site "?"]
[Date "1989.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "61"]
[EventDate "1989.??.??"]

1. b4 e5 2. Bb2 Nf6 3. b5 d6 4. e3 Bf5 5. Nf3 Be7 6. Be2 O-O 7. c4 Nbd7 8. O-O
h6 9. Nc3 c6 10. a4 Nh7 (10... d5 11. d4 e4 12. Nd2 $11) 11. Ne1 Qc7 (11... Qa5
12. f4 exf4 13. Rxf4 $14) 12. f4 $14 e4 $2 (12... exf4 13. Rxf4 Be6 $14) 13.
Bg4 $4 (13. g4 $142 Be6 14. f5 (14. Nxe4 $6 Ndf6 15. Nc3 Rfe8 $16) 14... Bxc4
15. Bxc4 $18) 13... Bxg4 $11 14. Qxg4 Nhf6 15. Qg3 d5 (15... Nc5 $142 $5 $11)
16. cxd5 $14 cxd5 (16... Nc5 $5 $14) 17. Nxd5 $1 $16 Qd8 (17... Nxd5 18. Qxg7#)
18. Nxe7+ Qxe7 19. Ba3 Qe6 (19... Nc5 $142 $5 $16) 20. Bxf8 $18 Kxf8 21. Nc2
Qb3 22. Nd4 Qd3 23. Rfd1 Rc8 24. h3 Nd5 (24... a5 25. Rdc1 Rd8 26. Rc7 $18) 25.
Qg4 (25. Nf5 g6 26. Nxh6 Ke8 $18) 25... Rd8 (25... N5f6 26. Qh4 $18) 26. Rac1 (
26. Nf5 g6 27. Qh4 N7f6 28. Nxh6 Ke8 $18) 26... Qa3 (26... N7f6 27. Qg3 $18)
27. Qf5 (27. Nf5 g6 28. Qh4 N7f6 29. Qxh6+ Ke8 $18) 27... N7f6 (27... N5f6 28.
h4 Kg8 $18) 28. Rc8 Rxc8 29. Qxc8+ Ne8 30. Rc1 (30. Qxb7 Qxa4 31. Rc1 Ndf6 $18)
30... Nxe3 31. Qc5+ (31. dxe3 $6 Qxe3+ 32. Kh1 Qxd4 33. Qxb7 Qxa4 $18) 1/2-1/2

[Event "xvii/13"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "60"]
[EventDate "1988.??.??"]

1. b4 e5 2. Bb2 d6 3. e3 Nf6 4. b5 Be7 5. Be2 Bf5 6. Nf3 O-O 7. c4 Nbd7 8. d4
Bxb1 (8... Re8 $5 $15) 9. Qxb1 e4 10. Ng5 Re8 (10... d5 $5 11. cxd5 Bb4+ 12.
Kf1 Re8 $14) 11. Nxe4 $16 c6 12. O-O Qc7 13. Ng5 h6 14. Nf3 Bf8 15. Bd3 Nb6 16.
a4 a5 17. bxa6 bxa6 18. a5 Nbd7 19. Qc2 Rab8 20. Bc3 Rb7 21. Rfb1 Reb8 22. Rxb7
Rxb7 23. Rb1 Be7 24. Nh4 Nd5 (24... Rxb1+ 25. Qxb1 g6 26. Nf3 $18) 25. cxd5 (
25. Rxb7 Qxb7 26. Nf5 Nxc3 27. Nxe7+ Kf8 28. Nxc6 Qxc6 29. Qxc3 Kg8 $18) 25...
Bxh4 26. Bb4 (26. Rc1 $5 Ra7 $18) 26... c5 27. dxc5 Nxc5 28. Bxc5 Rxb1+ 29.
Qxb1 dxc5 30. Qb6 Bd8 1/2-1/2

[Event "xvi/12"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "55"]
[EventDate "1988.??.??"]

1. b4 Nf6 2. Bb2 e5 3. b5 d6 4. e3 Bf5 5. Nf3 e4 (5... Be7 6. Bc4 $15) 6. Nd4
$11 Bg6 7. c4 Nbd7 8. Be2 Be7 9. Nc3 O-O 10. O-O Nc5 11. Nb3 Nfd7 12. f3 f5 13.
d4 (13. Nd5 a6 $11) 13... exd3 $15 14. Bxd3 Bf6 15. f4 Re8 16. Qd2 a6 17. Rfe1
axb5 18. Nxc5 Nxc5 (18... dxc5 $143 19. cxb5 Nb6 20. Qc2 $11) 19. cxb5 Nxd3 20.
Qxd3 c6 21. a4 Qd7 (21... Qb6 22. Kh1 $15 (22. Qxd6 $2 Rxe3 23. Kh1 Bxc3 24.
Bxc3 Rxc3 $19)) 22. Qd2 Bf7 23. Nd1 Bxb2 24. Nxb2 (24. bxc6 bxc6 25. Nxb2 Bd5
$15) 24... Re4 (24... cxb5 25. a5 $17) 25. Qc3 (25. bxc6 bxc6 26. a5 c5 $11)
25... Bd5 26. Kf2 (26. Qd2 Qe6 $17) 26... Qe7 27. g3 (27. bxc6 bxc6 28. a5 Qh4+
29. Kg1 Re6 $17) 27... Qf6 (27... Qe6 $142 $17) 28. Qd2 (28. Qxf6 $142 gxf6 29.
bxc6 bxc6 30. a5 $11) 0-1

[Event "xvi/14"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "40"]
[EventDate "1988.??.??"]

1. b4 Nf6 2. Bb2 e5 3. b5 d6 4. e3 Bf5 5. c4 Nbd7 6. Nc3 Nc5 7. d3 Be7 8. Be2
O-O 9. e4 Bg6 (9... Be6 10. Nf3 $15) 10. Nf3 $11 Nh5 11. O-O Nf4 12. Nd5 Nxe2+
13. Qxe2 Bh5 14. Nxe7+ (14. d4 exd4 15. Bxd4 Ne6 $11) 14... Qxe7 15. a4 $2 (15.
Qe3 $142 $5 $11) 15... f5 $17 16. Qc2 $2 (16. Qe3 $142 fxe4 17. Ne1 $17) 16...
fxe4 $19 17. dxe4 (17. Nxe5 dxe5 18. dxe4 $19) 17... Rxf3 (17... Bxf3 $6 18.
gxf3 Rxf3 19. Rae1 $19) 18. h3 Rf4 (18... Qg5 $5 19. Kh2 Qf4+ 20. Kg1 $19) 19.
f3 Raf8 (19... Rff8 20. Bc1 $19) 20. Ra3 (20. Bc1 R4f7 $19) 20... Qe6 (20...
Qe6 21. Bc1 R4f6 $19) (20... Nxe4 $142 $5 21. Bc1 Ng3 22. Re1 $19) 0-1

[Event "xvii/09"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "59"]
[EventDate "1988.??.??"]

1. b4 e5 $15 2. Bb2 Nf6 3. b5 d6 4. e3 Bf5 5. c4 Nbd7 6. Nc3 Nc5 7. d4 exd4 8.
Qxd4 (8. exd4 $143 Qe7+ 9. Be2 Nd3+ 10. Kf1 Nxb2 $17) 8... Ne6 9. Qd1 Be7 (9...
Ng5 10. Nf3 Ne6 11. Be2 $14) 10. Nf3 (10. Qf3 Bg4 11. Qxb7 O-O $14) 10... O-O
11. Be2 Re8 12. O-O Nc5 13. Nd4 Bg6 14. Bf3 Rb8 15. Be2 Nfe4 (15... a6 16. bxa6
Nxa6 17. Nd5 $11) 16. Nd5 Bf8 (16... Bh4 $5 $11) 17. a4 $14 Nf6 18. Nf4 Be4 19.
Bf3 (19. f3 g5 $16) 19... Qd7 20. Bxe4 Rxe4 21. Nf3 Ng4 22. Qc2 f6 (22... Qf5
23. Rfc1 $14) 23. h3 Nh6 24. Rad1 Qf7 25. Nd2 Ree8 26. Nf3 (26. Bd4 Ra8 $16)
26... Re4 27. Nd2 (27. Bd4 c6 $16) 27... Ree8 28. e4 Rbd8 29. Rfe1 Qd7 (29...
f5 30. exf5 Nxf5 31. Nd5 $14) 30. Nd5 (30. Bd4 f5 $16) *

[Event "xvi/16"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "65"]
[EventDate "1988.??.??"]

1. b4 Nf6 2. Bb2 e5 3. b5 d6 4. e3 Bf5 5. c4 Nbd7 6. Nc3 Be7 (6... Nc5 7. d3
$15) 7. Nf3 (7. Qf3 Bg4 8. Qxb7 O-O $14) 7... Nc5 (7... O-O 8. Be2 $15) 8. d4
$11 exd4 9. Nxd4 Bg6 10. Be2 O-O 11. O-O Re8 12. Nb3 Nfd7 13. Nd5 Bf8 (13... a6
14. Bf3 $11) 14. Nd4 Rc8 15. Nf4 Ne5 16. Nxg6 Nxg6 17. Bg4 Rb8 18. Qc2 Qg5 19.
Be2 Nh4 {Do you see the mate threat?} 20. g3 Ng6 21. Nf3 Qe7 22. Rad1 Qe4 23.
Qxe4 Rxe4 24. Ng5 (24. h4 Ree8 $16) 24... Ree8 $14 25. Bh5 (25. Bd4 Be7 26.
Bxc5 dxc5 $14) 25... h6 26. Nf3 Rbd8 27. Nd4 (27. Bd4 Ne6 $14) 27... Ne5 $11
28. Be2 Na4 29. Ba1 Nb6 30. Rc1 Na4 31. Nf3 Nc5 32. Nxe5 dxe5 33. Rfd1 1/2-1/2

[Event "xvi/02"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "59"]
[EventDate "1988.??.??"]

1. b4 e5 2. Bb2 e4 3. a3 Nf6 4. c4 c6 5. c5 d5 6. cxd6 (6. Be5 $5 $15) 6...
Bxd6 $17 7. e3 Bg4 8. Qc2 Bf5 9. Bc4 Nbd7 10. Ne2 O-O 11. O-O Ne5 12. f3 (12.
Nd4 Nxc4 13. Nxf5 Nxb2 14. Qxb2 Re8 $15) 12... Nxc4 13. Qxc4 exf3 14. Rxf3 Bd3
15. Bxf6 Qxf6 16. Rxf6 Bxc4 17. Rxd6 Bxe2 18. Nc3 Bg4 19. h3 Be6 20. Ne4 b6 (
20... a5 21. Rb1 $11) 21. Ng5 (21. Rxc6 Bd5 22. Nf6+ gxf6 23. Rxf6 $17) 21...
Rad8 (21... Bd5 22. e4 Bc4 23. Rxc6 $16) 22. Rxc6 $14 Rxd2 23. Nxe6 fxe6 24.
Rxe6 Kf7 (24... Rff2 25. g4 $11) 25. Re4 Rd7 (25... Rfd8 $5 $14) 26. Rf1+ $16
Kg8 27. Rd4 Re7 28. e4 Rc8 29. a4 Rc3 $4 (29... a6 $142 $16) 30. Rd8+ (30. Rd8+
Re8 31. Rxe8#) 1-0

[Event "?"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Merten, Rainer"]
[Black "Gross, Wilhelm"]
[Result "1/2-1/2"]
[PlyCount "69"]
[EventDate "1987.??.??"]

1. b4 e5 2. Bb2 e4 3. c4 Nf6 4. a3 c6 5. d3 d5 6. dxe4 Nxe4 7. Nc3 Nf6 (7...
Nxc3 8. Bxc3 dxc4 9. Qc2 (9. Qxd8+ Kxd8 10. Rd1+ (10. Nf3 b5 11. Rd1+ (11. e4
Nd7 12. a4 Nf6 $15 {-0.69/8}) 11... Kc7 12. e4 $17 {-0.72/9} f6 $15 {-0.69/9})
(10. e4 b5 11. Nf3 Nd7 12. a4 Nf6 $17 {-0.72/8}) 10... Ke8 11. Nf3 $15 (11. e3
b5 12. Be2 a5 $15 {-0.69/11}) 11... b5 (11... f6 12. Nd4 c5 $15 {-0.56/11}) 12.
g3 $15 {-0.69/10} (12. e3 f6 $15 {-0.66/11}) 12... Bb7 $15 {-0.59/10}) 9... b5
(9... Qe7 10. Nf3 (10. e3 Be6 (10... b5 11. Be2 Be6 12. Nf3 Nd7 $15 {-0.28/10})
11. Nf3 b5 (11... Nd7 12. Rd1 c5 $11 {-0.25/9}) 12. Be2 $15 {-0.28/10} Bd5 $15
{-0.28/9}) 10... Bg4 11. Nd4 Nd7 12. f3 Be6 $11 {-0.19/9}) (9... Be6 10. Nf3
Qe7 11. e3 b5 12. Be2 Nd7 $11 {-0.25/10}) (9... Bg4 10. e4 b5 11. Be2 Bxe2 12.
Nxe2 c5 $11 {-0.19/9}) 10. Nf3 Qe7 11. Nd4 Bd7 12. Rd1 a5 $15 {-0.31/10}) (7...
Qf6 8. Nxe4 Qxb2 9. cxd5 Bf5 (9... a5 10. Rb1 Qe5 11. Rb3 Qxe4 12. Re3 $11 {
-0.19/9} Qxe3 $15 {-0.41/11}) 10. Nd2 cxd5 11. e3 Nc6 12. Ne2 Bd6 $15 {-0.63/9}
) 8. Nf3 (8. cxd5 cxd5 9. Nf3 (9. Nb5 a5 10. Bxf6 gxf6 11. Qxd5 Qxd5 12. Nc7+
$14 {0.38/9}) (9. e3 a5 10. b5 Bd6 11. Nf3 O-O 12. Qd4 $14 {0.41/10}) 9... a5
10. b5 Bd6 11. Qd4 Qe7 12. Nxd5 $16 {0.72/10}) (8. e3 Be6 (8... a5 9. b5 Be6
10. Nf3 Nbd7 11. cxd5 Nxd5 12. Be2 $14 {0.41/8}) 9. cxd5 cxd5 10. Nf3 a5 11. b5
Bd6 12. Be2 $14 {0.34/10}) 8... Be7 (8... a5 9. b5 Bd6 10. cxd5 cxd5 11. e3 O-O
12. Be2 $14 {0.41/10}) (8... dxc4 9. Qxd8+ Kxd8 10. Rd1+ Ke8 11. Nd4 b5 12. g4
$15 {-0.47/9}) 9. cxd5 (9. e3 a5 10. b5 O-O 11. cxd5 cxd5 12. Rc1 $14 {0.50/10}
) 9... cxd5 10. e3 O-O 11. Be2 Nc6 (11... Be6 12. O-O $14 {0.47/10}) 12. O-O
Be6 13. Nd4 Nxd4 14. Qxd4 Ne8 15. e4 dxe4 16. Qxe4 Nd6 17. Qf3 Bf6 18. Rfd1 Qe7
19. Qf4 Rfd8 20. Nd5 Bxd5 21. Bxf6 Qxf6 22. Qxf6 gxf6 23. Rxd5 Ne4 24. Rxd8+
Rxd8 25. f3 Rd2 26. Bc4 Nd6 27. Bb3 Rb2 28. Bd5 b6 (28... Rd2 29. Ba2 $11) 29.
h3 Nb5 30. Bc6 (30. Bc4 $5 Nd6 31. Rc1 $14) 30... Nd4 $11 31. Bd7 Ne2+ 32. Kf2
Nf4+ 33. Ke3 (33. Kg3 $5 Nxg2 34. Rg1 $11) 33... Nxg2+ $15 34. Ke4 Re2+ 35. Kf5
1/2-1/2

[Event "xv/16"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Merten, Rainer"]
[Black "Gross, Wilhelm"]
[Result "*"]
[PlyCount "46"]
[EventDate "1987.??.??"]

1. b4 {last book move} c6 (1... e5 2. Bb2 $15) 2. e3 (2. Nf3 d5 $11) 2... e5 3.
Bb2 e4 4. d3 exd3 5. Bxd3 (5. c3 d5 $11) 5... Bxb4+ $15 6. Nd2 Nf6 7. Ngf3 d5
8. O-O Bg4 (8... Nbd7 9. a3 Bd6 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 $15) 9. c3 (
9. Qb1 Qe7 $11) 9... Bd6 (9... Be7 10. h3 Bh5 11. c4 $15) 10. Qc2 (10. c4 dxc4
11. Bxc4 Nbd7 $15) 10... Nbd7 11. Rfe1 (11. c4 O-O $15) 11... O-O (11... Nc5
12. e4 dxe4 13. Nxe4 Ncxe4 14. Bxe4 $17) 12. e4 (12. c4 Rc8 $15) 12... Re8 (
12... dxe4 13. Bxe4 Nc5 14. Nd4 $17) 13. exd5 Rxe1+ 14. Rxe1 cxd5 15. Nd4 (15.
h3 Bxf3 16. Nxf3 Qc7 $17) 15... Nc5 16. Bf5 (16. h3 Bd7 $17) 16... Bxf5 17.
Qxf5 (17. Nxf5 b5 $17) 17... g6 18. Qh3 Qa5 19. a3 Nfe4 20. Nxe4 (20. Qe3 Re8
21. Qh3 Be5 22. Nxe4 dxe4 $19) 20... dxe4 $19 21. Ba1 (21. Qe3 Nd3 22. Re2 f5
$19) 21... Re8 22. f3 (22. Qh4 $19) 22... e3 23. Qh6 Qxa3 *

[Event "xv/10"]
[Site "?"]
[Date "1987.??.??"]
[Round "?"]
[White "Merten, Rainer"]
[Black "Gross, Wilhelm"]
[Result "1-0"]
[PlyCount "48"]
[EventDate "1987.??.??"]

1. b4 e5 $15 2. b5 e4 3. Bb2 Nf6 4. e3 d5 5. c4 c6 6. Nc3 Bf5 (6... Bd6 7. bxc6
bxc6 8. cxd5 cxd5 9. Nb5 $11) 7. Rc1 Nbd7 8. Nge2 Bg4 9. h3 $4 (9. Qc2 Rc8 $11)
9... Bh5 (9... Nc5 $142 10. Qc2 Nd3+ 11. Kd1 Nxf2+ 12. Ke1 Nd3+ (12... Nxh1
$143 13. hxg4 Nxg4 14. Nxe4 Qh4+ 15. g3 Nxg3 16. N4xg3 $19) 13. Kd1 Bxe2+ 14.
Nxe2 cxb5 15. cxd5 Nf2+ (15... Nxc1 $6 16. Bxf6 Qxf6 17. Qxe4+ Kd8 18. Nxc1 $19
) 16. Ke1 Nxh1 $19) 10. Qc2 $11 Bg6 (10... dxc4 $143 11. bxc6 (11. Nxe4 $6 cxb5
12. Nf4 Bg6 13. Nxf6+ Nxf6 14. Nxg6 hxg6 $15) 11... bxc6 12. Nxe4 $16) 11. Nf4
Ne5 $2 (11... Rc8 $142 $5 $14) 12. Nxg6 (12. bxc6 bxc6 13. cxd5 cxd5 $18) 12...
Nxg6 (12... hxg6 13. bxc6 bxc6 14. cxd5 cxd5 15. Nxe4 Nfd7 16. Bxe5 Nxe5 17.
Bb5+ Ke7 $18) 13. bxc6 $18 bxc6 14. cxd5 Be7 $2 (14... Nxd5 $142 15. Nxd5 Qxd5
$18) 15. dxc6 a6 (15... O-O 16. Nxe4 Nxe4 17. Qxe4 $18) 16. Nxe4 Qc7 17. Nxf6+
gxf6 18. Qf5 O-O (18... Rb8 19. Bxf6 Bxf6 20. Qxf6 $18) 19. Bxf6 Bxf6 20. Qxf6
Rfd8 21. Be2 (21. Bc4 $5 Ne5 $18) 21... Rd6 22. Qc3 Rad8 (22... Ne7 23. Bf3 $18
) 23. d4 Ne7 (23... Rc8 24. Bxa6 Rxc6 25. Qc5 $18 (25. Bxc8 Rxc3 26. Kd2 Rxc1
27. Rxc1 Qa5+ 28. Rc3 Qxa2+ 29. Rc2 Qa5+ 30. Rc3 Qb5 $19)) 24. Bf3 (24. Bxa6 $6
Rxc6 25. Bc4 Rc8 $18) 24... Rb8 (24... Nd5 25. Bxd5 Rxd5 26. O-O $18) 1-0

[Event "xv/21"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "39"]
[EventDate "1988.??.??"]

1. b4 e5 $15 2. b5 d5 3. Bb2 e4 4. e3 Nf6 5. c4 c6 6. cxd5 cxd5 7. Ne2 Bg4 (
7... Bd6 8. d3 $15) 8. Qb3 (8. h3 Bh5 $11) 8... Nbd7 $15 9. Nd4 Nc5 10. Qc2 Rc8
11. Nc3 Be7 12. f3 exf3 (12... Bh5 13. Rc1 $15) 13. gxf3 $11 Bh5 14. Bh3 Ncd7 (
14... Bg6 15. Bf5 $11) 15. Rg1 (15. O-O O-O $11) 15... O-O (15... Bg6 16. Qd1
$11) 16. Kf2 (16. Nf5 Kh8 $11) 16... Bc5 $15 17. Qa4 (17. Nf5 Bg6 18. d4 Bb4
$11) 17... Nb6 $11 18. Qc2 (18. Qb3 Bxd4 19. Bxc8 Qxc8 20. exd4 Qh3 $17) 18...
Bg6 (18... Bxd4 19. Bxc8 Qxc8 20. exd4 Qh3 $17) 19. Bf5 $2 (19. Rxg6 $142 fxg6
20. Ne6 $15) 19... Bxd4 $19 20. Bxg6 $2 (20. exd4 $142 Qd6 21. Kg2 $19) 0-1

[Event "xxxi/01"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "86"]
[EventDate "1997.??.??"]

1. b4 Nf6 2. Bb2 d5 3. e3 e6 4. b5 c5 5. c4 Bd6 6. Nf3 b6 7. Be2 Bb7 8. h3 O-O
9. O-O Nbd7 10. d3 Rc8 11. Nbd2 Re8 12. a4 Bc7 13. Re1 (13. Qc2 e5 $11) 13...
Qe7 14. Qc2 e5 15. cxd5 (15. e4 d4 $11) 15... Nxd5 16. e4 Nf4 (16... Nb4 17.
Qc3 $11) 17. Bf1 (17. a5 bxa5 18. Nc4 Qf6 $11) 17... Nf8 (17... Qf6 18. Rec1
$15) 18. g3 (18. a5 N8g6 $11) 18... N4e6 (18... N4g6 19. h4 $11) 19. a5 (19.
Nxe5 Bxe5 20. Bxe5 Ng6 $14) 19... f6 (19... Nd4 20. Nxd4 cxd4 21. a6 $15) 20.
Nc4 $11 Nd4 (20... Qd7 21. axb6 axb6 22. Ra7 $14) 21. Bxd4 (21. Nxd4 cxd4 22.
axb6 axb6 $11) 21... exd4 (21... cxd4 22. a6 Ba8 23. Rac1 $11) 22. Nh4 (22. Bg2
Ng6 $11) 22... Qd7 $14 23. Qb3 Kh8 (23... Qf7 24. Bg2 $11) 24. Nf5 (24. Bg2
bxa5 25. Nxa5 Bxa5 26. Rxa5 Bd5 $14) 24... bxa5 (24... Rb8 25. axb6 axb6 26.
Bg2 $11) 25. Nxa5 $14 Rb8 26. Nxb7 Rxb7 {Attacking the isolated pawn on b5} 27.
Qc4 (27. Qd5 Qxd5 (27... Rxb5 $143 28. Qxd7 Nxd7 29. Rxa7 $16) (27... Qxb5 $4
28. Reb1 Re5 29. Qf7 $18) 28. exd5 Re5 $14) 27... Bb6 (27... g6 $5 28. Nh4 Qxb5
29. Qxb5 Rxb5 30. Rxa7 Bb8 $11) 28. Bg2 $14 Rc7 (28... Rbb8 29. Kh2 $14) 29.
Re2 (29. f4 g6 30. Nh6 Qe6 $16) 29... Ng6 (29... Ne6 30. Kh2 $14) 30. f4 Ne7
31. Nh4 (31. Nxe7 $5 Qxe7 32. e5 $16) 31... g5 (31... Nd5 32. Rae1 Ne3 33. Rxe3
dxe3 34. Rxe3 $11) 32. fxg5 fxg5 33. Nf3 h6 $4 (33... Nf5 $142 $11) 34. Ne5 $18
Qc8 (34... Nf5 35. Nxd7 Rxd7 36. Rf2 $18) 35. Nf7+ Kg7 36. Nd6 Qd8 (36... Ng6
37. Nxc8 Rcxc8 $18) 37. Nxe8+ (37. Qf7+ $142 Kh8 38. Nxe8 $18) 37... Qxe8 38.
Rf1 (38. Rae1 $5 Ba5 39. Rf1 Ng6 $18) 38... Ng6 39. Ref2 (39. e5 Nxe5 40. Qd5
Re7 $18) 39... Ne5 $16 40. Qb3 (40. Qd5 $142 $5 Nxd3 41. Rf6 $16) 40... c4 $11
41. dxc4 d3 42. Kh2 Bxf2 43. Rxf2 Rxc4 1/2-1/2

[Event "xxviii/28"]
[Site "?"]
[Date "1996.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "74"]
[EventDate "1996.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 c5 5. c4 Be7 6. Nf3 O-O 7. Be2 b6 8. O-O Bb7
9. Qc2 Nbd7 10. d3 Qc7 11. Nbd2 Rad8 12. Rfe1 (12. Rfc1 Bd6 $11) 12... Rfe8 13.
a3 Bd6 14. h3 (14. Rac1 a6 $11) 14... h6 15. d4 (15. Rab1 e5 $11) 15... e5 (
15... cxd4 16. Nxd4 Nc5 17. cxd5 Bxd5 18. Bf3 $11) 16. cxd5 (16. dxe5 Nxe5 17.
cxd5 Bxd5 $11) 16... exd4 (16... e4 17. Ne5 Bxd5 18. Nxd7 Nxd7 19. Red1 $11)
17. exd4 (17. e4 Re7 $11) 17... cxd4 (17... Nxd5 18. Bc4 $11) 18. Qxc7 Bxc7 19.
Rac1 (19. Nxd4 Bxd5 20. Rad1 Nc5 $14) 19... Bf4 (19... Nxd5 20. Bc4 Bf4 21.
Rxe8+ Rxe8 22. g3 Bxd2 23. Nxd2 $11) 20. g3 $14 Bd6 (20... Bxd2 21. Nxd2 Nc5
22. Bxd4 Rxd5 23. Nf3 $11) 21. Nxd4 Bxd5 22. Nc6 Ra8 (22... Rc8 23. Bf3 $14)
23. Bf1 (23. Bc4 Rxe1+ 24. Rxe1 Bxc4 25. Nxc4 Bc5 $14) 23... Rxe1 $11 24. Rxe1
a6 25. Ne7+ (25. Nd4 axb5 26. Nxb5 Re8 27. Rxe8+ Nxe8 $14) 25... Bxe7 $11 26.
Rxe7 axb5 27. Bxb5 Be6 28. Bxf6 (28. Nc4 $5 $11) 28... Nxf6 $15 29. a4 (29. Bc4
Rxa3 30. Bxe6 fxe6 31. Rxe6 b5 $15) 29... Bxh3 (29... Nd5 30. Bc6 Rc8 31. Re8+
Rxe8 32. Bxe8 Bxh3 33. Bc6 $17) 30. Bc4 (30. Nc4 $5 Nd5 31. Re5 $15) 30... Rxa4
$17 31. Kh2 (31. Rb7 Nd7 $17) 31... Bf5 (31... Be6 32. Bxe6 fxe6 33. Rxe6 $19)
32. Bb3 (32. Bxf7+ Kf8 33. Rc7 b5 $17) 32... Rd4 $19 33. Rxf7 Kh7 34. Nf3 $2 (
34. Nf1 $142 $19) 34... Rd3 35. Nh4 Rxb3 36. Nxf5 Kg6 37. Nd6 (37. Nd4 Rd3 (
37... Kxf7 $6 38. Nxb3 b5 39. Kg2 $19) 38. Nc6 Ng4+ (38... Kxf7 $6 39. Ne5+ Ke6
40. Nxd3 $19) 39. Kh3 Kxf7 40. Kxg4 Rc3 41. Ne5+ Ke6 $19) 37... Rd3 (37... Rd3
38. Rxf6+ Kxf6 $19) 0-1

[Event "40-01"]
[Site "?"]
[Date "2002.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1-0"]
[PlyCount "45"]
[EventDate "2002.??.??"]

1. b4 Nf6 2. Bb2 e6 3. e3 Bxb4 4. c4 Be7 5. Nf3 (5. d4 O-O 6. c5 d6 7. cxd6
Bxd6 8. Nf3 Nc6 9. Nbd2 b6 10. Be2 Bb7 11. O-O Nd5 12. Nc4 Be7 13. Nce5 Nxe5
14. dxe5 Nb4 15. Qxd8 Raxd8 16. a3 Nd3 17. Bc3 Rd7 18. Rfd1 Rfd8 19. Bxd3 Rxd3
{hen4daleko-profmsbruno/kurnik 2014/0-1 (50)}) 5... O-O 6. Qc2 $146 (6. d4 c5 (
6... d5 7. c5 c6 8. Bd3 Nbd7 9. Qc2 Re8 10. g4 Nf8 11. g5 Ne4 12. Bxe4 dxe4 13.
Qxe4 Bxg5 14. Nxg5 Qxg5 15. h4 Qf5 16. Qxf5 exf5 17. Nd2 f4 18. e4 f5 19. e5
Be6 20. Nf3 Bd5 21. Rh3 {typ48-vasileneagu/kurnik 2012/0-1 (41)}) 7. Nbd2 cxd4
8. exd4 b6 9. Bd3 Bb7 10. O-O d5 11. Qc2 dxc4 12. Qxc4 Ba6 13. Qc2 Bxd3 14.
Qxd3 Nc6 15. a3 Qd5 16. Nc4 Rfd8 17. Rad1 Rac8 18. Ne3 Qd7 19. Qe2 Qe8 20. Rfe1
Rd7 {Scheidacker,M-Schaltinat,B/Spree op 1997/1/2-1/2 (36)}) (6. Nc3 Nc6 $15)
6... h6 (6... Nc6 7. Nc3 $17) 7. d4 (7. Nc3 d5 $15) 7... c5 $17 8. Nbd2 Nc6 9.
a3 b6 (9... cxd4 10. exd4 b6 11. Bd3 $17) 10. g3 (10. Bd3 cxd4 11. exd4 Bb7 $17
) 10... Bb7 (10... cxd4 11. exd4 Bb7 12. Be2 $17) 11. Bg2 (11. dxc5 Bxc5 12.
Bd3 Rc8 $17) 11... Rc8 (11... cxd4 12. exd4 Rc8 13. O-O $19) 12. O-O (12. dxc5
Bxc5 13. O-O Na5 $17) 12... d5 (12... cxd4 13. exd4 Na5 14. Rfc1 $19) 13. dxc5
bxc5 (13... Bxc5 14. cxd5 exd5 15. Bh3 $17) 14. Rab1 $15 Ba6 (14... Qc7 15.
Bxf6 Bxf6 16. cxd5 exd5 17. Bh3 $11) 15. Rfd1 dxc4 (15... Qc7 $142 $5 $15) 16.
Nxc4 $14 Qc7 (16... Nd5 17. Nfe5 Nxe5 18. Nxe5 $14) 17. Nfe5 Nb8 $2 (17... Nd5
$142 $14) 18. Nxf7 $18 Bxc4 $2 (18... Nbd7 19. Nfd6 Rb8 $18) 19. Be5 (19. Qxc4
Kxf7 (19... Rxf7 $143 20. Bh3 $14) 20. Bh3 Qc6 21. Bxf6 gxf6 $15 (21... Bxf6
$143 22. Rb7+ Be7 23. Bg4 $11 (23. Rxa7 $143 Rfd8 24. Qf4+ Ke8 $17))) 19... Qa5
(19... Be2 20. Nxh6+ $1 (20. Qxe2 $6 Qa5 21. Nd6 Bxd6 22. Bxd6 Rfe8 $18) 20...
Kh8 21. Bxc7 (21. Qxe2 Qxe5 22. Ng4 Qh5 $17) 21... Bxd1 22. Qxd1 (22. Rxd1 $143
Rxc7 23. Qg6 gxh6 $18) 22... Rxc7 23. Nf7+ Rxf7 24. Rxb8+ Kh7 25. Bh3 $18) 20.
Nxh6+ $1 (20. Qxc4 $6 Kxf7 21. Rb5 Qxa3 $18) 20... gxh6 (20... Kh8 21. Qxc4
Nbd7 $18) 21. Qg6+ Kh8 22. Be4 Rf7 23. Qxf7 (23. Qxf7 Qe1+ 24. Rxe1 Nc6 25.
Qh7#) 1-0

[Event "xiv/07"]
[Site "?"]
[Date "1986.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "0-1"]
[PlyCount "68"]
[EventDate "1986.??.??"]

1. b4 Nf6 2. Bb2 a6 3. c4 (3. e3 e6 4. a3 c6 5. Bd3 d5 6. Nf3 Nbd7 7. O-O Bd6
8. Ng5 g6 9. Qf3 O-O 10. Qh3 e5 11. f4 exf4 12. Qh6 Be5 13. Bxe5 Nxe5 14. Rxf4
Neg4 15. Rxg4 Bxg4 16. Nc3 Qe7 17. Rf1 Qe5 {Kunz,J-Oliver/New York USA 2008/1-0
}) 3... e6 4. a3 c5 $146 (4... b5 5. e3 bxc4 6. Bxc4 Nc6 7. Nf3 d5 8. Bb3 Bd7
9. Nc3 Ne7 10. O-O Ng6 11. Ne2 c5 12. bxc5 Bxc5 13. d4 Be7 14. Ng3 O-O 15. Re1
Qa5 16. Qd2 Qb5 17. Bc2 {0-1 Trkn-Caissa/itsyourturn.com 2000}) 5. bxc5 Bxc5 6.
d4 (6. e3 d5 7. Bxf6 Qxf6 8. d4 dxc4 9. Nd2 Be7) 6... Be7 7. Nf3 d5 8. e3 O-O (
8... dxc4 9. Bxc4 b5) 9. Be2 (9. cxd5 exd5 10. Bd3 Nc6 $11) 9... dxc4 10. Bxc4
b5 11. Be2 Bb7 12. Nbd2 Nbd7 13. O-O Ne4 (13... Nb6 14. Bd3 $15) 14. Nxe4 $11
Bxe4 15. Bd3 (15. a4 b4 $11) 15... Bg6 (15... Bxd3 16. Qxd3 Nb6 17. Rfb1 $11)
16. Qb3 (16. Bxg6 fxg6 17. Qb3 Qb6 $14) 16... Nb6 (16... Bxd3 17. Qxd3 Nb6 18.
Rfc1 $15) 17. e4 (17. Bxg6 hxg6 18. e4 Qd6 $11) 17... Nc4 18. Rfe1 Nxb2 19.
Qxb2 f6 (19... Bh5 20. Re3 $11) 20. Rac1 (20. a4 b4 $14) 20... Rc8 21. Rc2 Rxc2
22. Bxc2 Qa5 (22... Qd7 23. d5 $11) 23. Re3 (23. Bb3 Bf7 24. Ra1 Rc8 $11) 23...
Rc8 $15 24. h3 Bf7 25. Bb3 (25. e5 $5 $15) 25... Bxa3 $17 26. Qa2 (26. Qe2 $5
$17) 26... Rc1+ $19 27. Kh2 Bd6+ 28. e5 Qxa2 29. Bxa2 fxe5 (29... Bc7 $5 30. g3
Rc2 31. Ra3 Rxf2+ 32. Kg1 $19) 30. dxe5 $17 Bb8 (30... Bc7 31. Ng5 $17) 31. Nd4
Kf8 (31... Rc8 $142 $17) 32. Nxe6+ $2 (32. Bxe6 b4 $15) 32... Bxe6 $4 (32...
Ke7 $142 33. Nxg7 Bxa2 $19) 33. Bxe6 $15 b4 34. Rf3+ $2 (34. f4 $142 $15) 34...
Ke7 $19 (34... Ke7 35. Bb3 Bxe5+ 36. g3 Rc3 37. Rxc3 bxc3 $19) 0-1

[Event "xix/24"]
[Site "?"]
[Date "1990.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "*"]
[PlyCount "48"]
[EventDate "1990.??.??"]

1. b4 Nf6 2. c4 e6 3. b5 a6 4. bxa6 Rxa6 5. Bb2 c5 (5... d6 6. Nc3 $15) 6. e3
Qb6 7. Qc2 Nc6 8. a3 Be7 9. Nc3 Qd8 10. Nf3 O-O 11. Be2 Ng4 (11... d6 12. O-O
$11) 12. h3 Nf6 13. O-O b6 14. d4 Bb7 (14... cxd4 15. exd4 Ra5 16. Na4 $11) 15.
d5 $14 Na5 16. e4 d6 17. Rfd1 e5 18. Rab1 Bc8 19. Ba1 (19. Nb5 Bd7 $14) 19...
Nh5 $16 20. Nh2 (20. Nxe5 $142 $5 dxe5 21. Bxh5 Nxc4 22. Nb5 Nxa3 23. Nxa3 Rxa3
24. Bxe5 $16) 20... Nf4 $11 21. Bf1 Bh4 (21... f5 $142 $5 $15) 22. g3 $14 f5 $2
(22... Nxh3+ 23. Bxh3 Bxh3 24. gxh4 Qxh4 25. Kh1 $11) 23. gxh4 (23. gxf4 $142
$5 fxe4 24. fxe5 (24. Qxe4 Rxf4 25. Qg2 Rxf2 $17 (25... Nxc4 $6 26. Bxc4 Rxc4
27. Nb5 $11)) 24... Rxf2 25. Qxe4 $18) 23... Qxh4 $16 24. Nf3 (24. Nb5 Nb7 25.
Nf3 Nxh3+ 26. Bxh3 Qxh3 $15) 24... Qh5 (24... Qh5 25. Nd2 fxe4 26. Ncxe4 Bf5
$16) *

[Event "xvi/10"]
[Site "?"]
[Date "1988.??.??"]
[Round "?"]
[White "Gross, Wilhelm"]
[Black "Merten, Rainer"]
[Result "1/2-1/2"]
[PlyCount "61"]
[EventDate "1988.??.??"]

1. b4 Nf6 2. Nf3 e5 3. b5 (3. Nxe5 Bxb4 4. Bb2 O-O $11) 3... e4 4. Nd4 c5 5.
Nb3 d5 6. e3 (6. Ba3 b6 $15) 6... Bg4 (6... Bd6 7. Bb2 $15) 7. Be2 $15 Bxe2 8.
Qxe2 Nbd7 9. d3 Bd6 10. N1d2 (10. Bb2 Qc7 $15) 10... exd3 (10... O-O 11. Bb2
$15) 11. cxd3 O-O 12. O-O (12. Bb2 a6 13. bxa6 Rxa6 $15) 12... Be5 (12... Qc7
13. Nf3 $17) 13. d4 cxd4 14. exd4 (14. Nxd4 Bxd4 15. exd4 Re8 $15) 14... Bd6
15. Qd3 (15. Nf3 Re8 16. Be3 Nb6 $15) 15... Re8 (15... Qc7 16. Nf3 $15) 16. Nf3
h6 (16... Qe7 17. Bd2 $15) 17. Be3 $11 Rc8 18. Rac1 b6 (18... Qe7 19. Rfe1 $11)
19. Rxc8 Qxc8 20. Rc1 Qb8 21. h3 (21. Nbd2 Re6 $11) 21... Ne4 22. Nbd2 (22.
Nfd2 f5 $11) 22... Ndf6 23. Nf1 (23. Qb3 Qb7 $11) 23... Rc8 24. Rxc8+ (24. Rc2
Rxc2 25. Qxc2 Qc7 26. Qxc7 Bxc7 $11) 24... Qxc8 25. Ne5 (25. Nh4 Qc3 26. Qe2
Qa1 $15) 25... Nd7 (25... Qc3 $142 $5 $17) 26. Nc6 $11 Qc7 (26... a6 27. Bf4
Qa8 28. Ne3 Bxf4 29. Nxd5 $14) 27. Qb3 (27. Bf4 Ndf6 28. Bxd6 Nxd6 $14) 27...
Ndf6 (27... a6 28. Qxd5 Nc3 29. Qc4 Nxb5 30. d5 $11) 28. Qd3 (28. f3 Ng3 $14)
28... a6 $11 29. a4 a5 (29... axb5 30. axb5 Bf4 31. Qc2 $11) 30. Qe2 (30. Bc1
Qd7 $11) 30... Bf4 (30... Qd7 31. f3 Ng5 32. Bxg5 hxg5 33. Qe3 $14) 31. g3 (31.
Bxf4 Qxf4 32. f3 Ng5 $14) 1/2-1/2

Play 1.b4 at Chessworld.net!

Chessworld.net on behalf of Marek have set up a continuous stream of 1.b4 tournaments.

These tournaments should always be available to join. As soon as four players are paired, another one will automatically be set up.

Available lines:
• 1.b4 (4 players, 1 day/move)
• 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 (4 players, 3 days/move)
• 1.b4 e5 2.Bb2 Bb4 3.f4 ef4 4.Bg7 Qh4 5.g3 fg3 6.Bg2 gh2 7.Kf1 hg1Q 8.Kg1 (Kucharkowski-Meybohm gambit, 6 players, 10 days move)
• 1.b4 e5 2.Bb2 f6 3.e4 Bb4 4.Bc4 (Sokolski gambit, 4 players, 3 days/move)
• 1.c4 Nf6 2.b4 (English orangutan, 4 players, 3 days/move)
• 1.e4 c5 2.b4 (Sicilian: Wing gambit, 4 players, 10 days/move)
• 1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 (French: Wing gambit, 4 players, 3 days/move)

My earlier front pages:

2018-09 Wilhelm Gross vs Rainer Merten