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Literatur_Sokolski_Opening - compiled by Peter Markus Steiner (in German)
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Flag and map source: https://www.cia.gov/library/publications/the-world-factbook/
(2024-09-01) (All annotations below by Fritz) (Games' source: Marek's 1.b4 database, lichess.org) [Event "DDR-ch M952 corr"] [Site "?"] [Date "1990.??.??"] [Round "?"] [White "Leisebein, Peter"] [Black "Boehme, Stefan"] [Result "1/2-1/2"] [PlyCount "90"] [EventDate "1990.??.??"] 1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4 cxb4 5. d4 Nc6 6. a3 Qb6 7. axb4 Bxb4+ 8. c3 Be7 (8... Bf8 9. Bd3 Nge7 10. O-O Nf5 11. g4 Nfe7 12. Na3 Bd7 13. Rb1 Qa5 14. Rxb7 a6 15. c4 Bc8 16. Rb3 Ng6 17. c5 Rb8 18. Rxb8 Nxb8 19. Qb3 Qc7 20. Bd2 Ne7 21. Rb1 Nec6 22. Nc2 Be7 23. Nb4 { Demarcke,D (2245)-Letemple,F (2030)/FRA-chT2S 2002/1/2-1/2 (43)}) 9. Bd3 (9. Ba3 Bxa3 10. Nxa3 Nh6 11. Bd3 O-O 12. O-O Qb2 13. Nb5 a6 14. Rb1 Qa2 15. Nd6 b5 16. Ng5 Nf5 17. Qh5 h6 18. Bxf5 exf5 19. Ngxf7 Kh7 20. Ng5+ Kg8 21. Ngf7 Qd2 22. f4 Kh7 23. Ng5+ Kg8 {ppal (1620)-advplayer/playok.com 2012/1-0}) 9... Bd7 10. O-O f6 $146 (10... g6 11. Na3 a6 12. Nc2 h5 13. Qe2 Nh6 14. Bg5 Nf5 15. Bxe7 Ncxe7 16. Rfb1 Qc7 17. Qd2 Rc8 18. Ra3 O-O 19. h3 Kg7 20. Qg5 Ng8 21. g4 hxg4 22. hxg4 Nfh6 23. Kg2 Qd8 24. Qxd8 Rfxd8 25. Rxb7 { vuirweirv (1800)-semmi08 (1790)/kurnik 2011/1-0 (73)}) (10... f5 11. Ra2 Nh6 12. Rb2 Qc7 13. Bxh6 gxh6 14. Qd2 O-O-O 15. c4 Rdg8 16. cxd5 exd5 17. Nc3 Be6 18. Rc1 Ba3 19. Nb5 Bxb2 20. Rxc6 Qxc6 21. Nxa7+ Kd7 22. Nxc6 Ba3 23. Qc3 Ra8 24. Na5 Rhc8 25. Bb5+ { Frohberg,M-Siebrecht,S/It (open), Hamburg (Germany) 1995/1-0 (39)}) 11. Na3 fxe5 12. Nxe5 Nf6 13. Bg5 Nxe5 14. dxe5 Ne4 15. Bxe4 dxe4 16. Bxe7 Kxe7 17. Qg4 Kf8 18. Nc4 Qc7 19. Nd6 (19. Qxe4 $6 Bb5 20. Nd6 Bxf1 21. Rxf1 Kg8 $11 (21... Qxc3 $4 22. Qxb7 Qc7 23. Qxc7 a5 24. Qf7#)) 19... Kg8 20. c4 h5 21. Qg6 Bc6 22. Qxe6+ Kh7 23. Ra3 (23. Nf7 Kg8 24. Nxh8+ Kxh8 $18) 23... Rhf8 24. Rg3 Be8 25. Re1 Qd7 26. Qxd7 Bxd7 27. Nxb7 Rab8 (27... Rae8 28. Nc5 (28. Rxe4 Bc6 29. Rh4 Rxe5 $15) 28... Bg4 29. Nxe4 (29. Rxe4 $6 Bf5 30. Re1 Rc8 $18) 29... Rxe5 30. h3 $18) 28. Nd6 Bc6 29. Rh3 (29. Nxe4 Bxe4 30. Ra3 Rfc8 $15) 29... Rb2 30. Rxh5+ Kg6 31. Rh3 Rfxf2 32. Rg3+ Kh7 33. Nxe4 Rfc2 34. Ng5+ Kg8 35. Nf3 Bxf3 36. gxf3 (36. Rxf3 $143 Rxg2+ 37. Kf1 Rxh2 $15) 36... Rxh2 37. f4 Rh4 (37... a5 $5 $18) 38. e6 Rb8 39. Re4 Rf8 40. e7 Re8 41. Rg5 g6 42. Ra5 Kf7 43. Rxa7 g5 44. c5 Rg4+ 45. Kf2 Rxf4+ 1/2-1/2 [Event "corr"] [Site "?"] [Date "1990.??.??"] [Round "?"] [White "Leisebein"] [Black "Pohl"] [Result "0-1"] [PlyCount "66"] [EventDate "1990.??.??"] 1. e4 c5 2. a3 e6 3. b4 cxb4 4. axb4 Bxb4 5. c3 Bf8 6. d4 d5 7. exd5 (7. e5 f6 8. Bd3 f5 9. Ne2 Nh6 10. Nf4 Be7 11. Qh5+ Nf7 12. Ng6 hxg6 13. Qxg6 O-O 14. Nd2 Nh8 15. Qg3 Nc6 16. Nf3 Qe8 17. h4 Qg6 18. Ng5 Bxg5 19. hxg5 Bd7 20. Be2 Qf7 21. Qh3 Qg6 {ardetroya (1720)-smitty (1840)/kurnik 2012/0-1 (46)}) 7... exd5 8. Nf3 $146 (8. Bd3 Nf6 9. Ne2 Nc6 10. O-O Bd6 11. Bf4 O-O 12. Na3 a6 13. Qc1 Bg4 14. Ng3 Nh5 15. Nxh5 Bxh5 16. Nc2 Bg6 17. Ne1 Re8 18. Bxg6 hxg6 19. Nd3 Rc8 20. Qb2 Bxf4 21. Nxf4 Qd6 { 1/2-1/2 Aufmwasser,G (1800)-Voss,I (2230)/Seefeld op 1997}) 8... Nf6 9. Bd3 Be7 10. O-O O-O 11. Ne5 Nbd7 12. f4 Re8 13. Nd2 Nf8 14. g4 (14. Qf3 Qc7 $15) 14... Bd6 15. g5 N6d7 16. Qh5 Re7 (16... Nxe5 $143 17. fxe5 Be7 18. Qxf7+ Kh8 19. Bb5 $16) 17. Nxf7 (17. Ba3 $142 $5 Bxa3 18. Rxa3 $15) 17... Rxf7 $19 18. Bxh7+ Nxh7 19. g6 Ndf6 (19... Rxf4 $4 20. Qxh7+ Kf8 21. Rxf4+ Bxf4 22. Ba3+ Nc5 23. Bxc5+ Ke8 24. Qg8+ Kd7 25. Qxd5+ Kc7 26. Qf7+ Kc6 27. Qxf4 $18) 20. gxf7+ Kh8 21. Qh4 Be6 22. Nf3 Bxf7 23. Ne5 Qc7 24. Ba3 Bxa3 25. Rxa3 Bh5 26. f5 Kg8 27. Kh1 a5 28. Rg1 Rc8 29. c4 (29. Rb1 $142 $5 $17) 29... dxc4 $19 30. Rag3 c3 31. Rxg7+ Qxg7 32. Rxg7+ Kxg7 33. Qg3+ Kf8 0-1 [Event "GER corr Germany"] [Site "?"] [Date "1993.??.??"] [Round "?"] [White "Knorr, Bernd"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [PlyCount "79"] [EventDate "1993.??.??"] 1. e4 c5 2. a3 e6 3. b4 cxb4 4. axb4 Bxb4 5. c3 Be7 6. d4 d6 7. f4 Nf6 8. Bd3 ( 8. e5 dxe5 9. fxe5 Nd5 10. Bd3 O-O 11. Qh5 g6 12. Qg4 f5 13. Qe2 Bg5 14. Ba3 Rf7 15. Nf3 Be3 16. Ra2 f4 17. Qb2 Nc6 18. Bd6 a5 19. Na3 b6 20. Bb5 Bd7 21. Nc2 Rc8 22. Ra3 Ncb4 {Van Dijk,B (2275)-Rigo,J (2355)/New York op 1993/0-1 (61) }) 8... Nc6 9. Nf3 Qc7 (9... O-O 10. h4 e5 11. d5 Nb8 12. f5 g6 13. fxg6 fxg6 14. h5 Nxh5 15. Rxh5 gxh5 16. Be3 Bg4 17. Nbd2 Bh4+ 18. Kf1 Nd7 19. Qb3 b6 20. Bh6 Nc5 21. Qc2 Nxd3 22. Qxd3 Rf6 23. Kg1 Rxh6 24. Nxh4 { aaaakuku-zetkaq (1680)/kurnik 2013/0-1 (39)}) 10. O-O a6 $146 (10... O-O 11. Nbd2 (11. e5 Ne8 12. Qc2 h6 13. Na3 Bd7 14. Nc4 d5 15. Ne3 Rc8 16. f5 f6 17. fxe6 Bxe6 18. Nh4 f5 19. Bxf5 Bxf5 20. Nhxf5 Rd8 21. Qb3 Qb6 22. Qxb6 axb6 23. Nxe7+ Nxe7 24. Rxf8+ Kxf8 25. Ba3 Kf7 { Meijer,W (1930)-Berkley,S (1650)/IECC 2000/1-0}) 11... a6 12. e5 Ne8 13. Ne4 f5 14. exd6 Nxd6 15. Nxd6 Bxd6 16. g3 Bd7 17. Ba3 b5 18. Bxd6 Qxd6 19. Re1 Rfc8 20. Qb3 Qd5 21. Qxd5 exd5 22. Ne5 Nxe5 23. Rxe5 Rxc3 24. Bxf5 Bxf5 25. Rxf5 { Neubauer,M-Gattermayer,R/AUT-ch sf Finkenstein 1990/0-1 (40)}) 11. e5 Nd5 12. Qc2 Bd7 13. Bxh7 (13. Na3 Rc8 $15) 13... Rc8 (13... g6 14. Bxg6 fxg6 15. Qxg6+ Kd8 16. c4 $17) 14. Bd2 (14. Be4 $5 $11) 14... Ncb4 (14... g6 $5 15. Bxg6 fxg6 16. Qxg6+ Kd8 $11) 15. Qe4 $15 Bc6 (15... Bb5 $142 $5 16. cxb4 Bxf1 17. Kxf1 g6 18. Bxg6 fxg6 19. Qxg6+ Kd7 $11) 16. cxb4 $14 Nf6 (16... Nb6 $5 17. exd6 Bxe4 18. dxc7 Rxh7 $15) 17. exf6 $16 Bxe4 18. fxg7 Rg8 19. Bxg8 (19. Bxe4 $143 Qb6 $14) 19... Bf6 20. Nc3 Bxf3 21. Rxf3 Bxd4+ 22. Kh1 Bxg7 23. Rc1 Qb6 24. Ne2 ( 24. f5 Qd4 25. Rc2 $11) 24... Rxc1+ $11 25. Nxc1 Qd4 26. Rd3 (26. Nd3 Qa1+ 27. Ne1 Bd4 $17) 26... Qa1 (26... Qf2 27. h4 Bb2 $19) 27. Rxd6 $15 Bb2 28. Bxf7+ Kxf7 29. Rd7+ $4 (29. Be3 $142 $5 $19) 29... Kf6 (29... Ke8 $142 $5 30. Rc7 Qa4 31. Ne2 Qd1+ 32. Ng1 $19) 30. Be3 Qa4 31. Rd6 Ke7 (31... Qc2 $142 32. Na2 Qb1+ 33. Bg1 Qxa2 $19) 32. Bc5 $15 b6 (32... Kf7 $142 $5 33. Ne2 e5 $15) 33. Rxb6+ $14 Kf6 34. Ne2 Qd1+ 35. Ng1 Bd4 36. Bxd4+ Qxd4 37. Rxa6 Qxb4 38. Ra8 Kf5 39. Rh8 Kg4 40. Rh3 1/2-1/2 [Event "corr SOK-91-74"] [Site "?"] [Date "1991.??.??"] [Round "?"] [White "Leisebein, Peter"] [Black "Roever"] [Result "*"] [PlyCount "55"] [EventDate "1991.??.??"] 1. b4 d5 2. Bb2 d4 3. Nf3 $11 c5 4. bxc5 $14 Nc6 5. c3 e5 6. cxd4 exd4 7. e3 { Opening the c-file gets White a lot of play} Bxc5 8. Qc2 Qd6 9. Bb5 Bd7 10. O-O Nge7 11. Bxc6 Qxc6 12. Ne5 Qd5 13. Nxd7 Kxd7 14. Qa4+ (14. exd4 Bxd4 15. Nc3 Qf5 $14) 14... Nc6 (14... Qc6 15. Qd1 Nf5 16. exd4 Bxd4 17. Bxd4 Nxd4 18. Qg4+ Ne6 19. Qf5 $14) 15. Rc1 a6 (15... Kd8 16. Qb5 b6 17. a3 $14) 16. Qb3 (16. exd4 $142 $5 Bd6 17. Qd1 $14) 16... Qxb3 $11 17. axb3 Ba7 18. Ra4 Rhc8 19. Na3 f6 20. h3 (20. exd4 Rd8 $14) 20... dxe3 21. dxe3 h5 22. Rh4 Rh8 (22... Na5 23. Rd1+ Ke6 24. Rd3 $11) 23. Re4 Rae8 24. Rxe8 (24. Rd1+ Kc7 25. Rxe8 Rxe8 $11) 24... Rxe8 25. Rd1+ Kc7 26. Nc2 Re4 27. Bc3 h4 28. Kf1 (28. Kf1 Bb6 29. Ke2 $11 ) * [Event "RSS7E pro-42"] [Site "?"] [Date "2005.??.??"] [Round "?"] [White "Seiler, Werner"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [WhiteElo "2340"] [BlackElo "2425"] [PlyCount "68"] [EventDate "2005.??.??"] 1. Nf3 {A04: Unusual lines after 1 Nf3 and King's Indian Attack} f5 2. b4 Nf6 3. Bb2 e6 4. b5 d5 5. e3 a6 6. Ne5 $146 Bd6 7. bxa6 bxa6 8. c4 O-O 9. d4 Ne4 ( 9... Bb7 10. Be2 $11) 10. a3 (10. Nc3 Nd7 11. Nc6 Qh4 $11) 10... Nd7 $15 11. Nd2 (11. Nxd7 Bxd7 12. Nc3 Qh4 $11) 11... Bxe5 (11... Nxe5 12. dxe5 Rb8 13. Nxe4 (13. exd6 $143 Rxb2 14. Nxe4 fxe4 $17 (14... dxe4 $143 15. Qd4 Rb3 16. c5 $17)) 13... fxe4 14. Qd2 $11 (14. exd6 $143 Rxb2 15. Be2 cxd6 $17)) 12. dxe5 ( 12. Nxe4 fxe4 13. dxe5 Rb8 $11) 12... Rb8 13. Qc2 Nxd2 14. Qxd2 Bb7 15. Rd1 ( 15. cxd5 Bxd5 16. Rc1 c5 $15) 15... Qh4 {Black intends f4} (15... c5 16. Bd3 $11) 16. Qd4 (16. Qc2 c5 $15) 16... f4 (16... Qe7 17. cxd5 exd5 18. Bd3 $11) 17. c5 Qg5 18. h4 Qg4 (18... Qe7 19. Rc1 Bc6 20. exf4 $11) 19. Bc1 Bc6 20. exf4 (20. a4 Rb3 21. exf4 a5 $11) 20... Rb1 (20... Bb5 21. Be3 $11) 21. f3 (21. Rh3 $5 Bb5 22. Bxb5 Rxb5 23. c6 $11) 21... Qg3+ $15 22. Qf2 Qxf2+ 23. Kxf2 Nxc5 24. Be2 Bb5 (24... Ba4 25. Be3 Nd3+ 26. Kg3 Bxd1 27. Bxd3 $11) 25. Be3 $11 Rb2 26. Bxc5 Rxe2+ 27. Kg3 Rd8 28. Rde1 (28. Bd4 Rc8 $11) 28... Rb2 (28... d4 29. Rxe2 Bxe2 30. Kf2 $15) 29. Rb1 (29. f5 Kf7 $15) 29... Rxb1 30. Rxb1 d4 31. Kf2 Rd5 32. Rc1 Ba4 33. Ke2 (33. Bb4 d3 34. Rxc7 d2 35. Rc8+ Kf7 36. Rf8+ Kg6 $11) 33... d3+ 34. Kd2 Bc2 1/2-1/2 [Event "T16-01 corr TSC"] [Site "?"] [Date "2002.??.??"] [Round "?"] [White "Thau, Oliver"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [PlyCount "38"] [EventDate "2002.??.??"] 1. Nf3 {A04: Unusual lines after 1 Nf3 and King's Indian Attack} f5 2. b4 Nf6 3. Bb2 e6 4. b5 d5 5. e3 Bd6 6. Be2 O-O 7. c4 a6 $146 (7... c6 8. a4 Nbd7 (8... f4 9. O-O Ne4 10. d3 Ng5 11. exf4 Bxf4 12. Nxg5 Qxg5 13. g3 Bc7 14. Bc1 Qf6 15. Ra2 e5 16. f4 Bh3 17. Rf2 exf4 18. Bxf4 Bxf4 19. Rxf4 Qd6 20. Rxf8+ Qxf8 21. Bg4 Bxg4 22. Qxg4 Kh8 23. Rf2 {ateistawolnyx-edi14 (1680)/kurnik 2014/0-1 (56)} ) 9. Nd4 Nb8 10. Qc2 Ne4 11. d3 Ng5 12. O-O e5 13. Nb3 f4 14. exf4 Rxf4 15. Bc1 Rf7 16. cxd5 Bd7 17. dxc6 bxc6 18. d4 cxb5 19. Bxb5 Qf6 20. Bxg5 Qxg5 21. Bc4 Bg4 22. Bxf7+ {Brinks,J-Fakkel,E/NED-ch U20 op 2000/1-0}) (7... b6 8. O-O Bb7 9. Nd4 Qe7 10. Bf3 Ne4 11. d3 Ng5 12. Be2 e5 13. Nf3 Nxf3+ 14. Bxf3 e4 15. dxe4 fxe4 16. Bg4 Qh4 17. h3 Bc8 18. Bxc8 Rxc8 19. Qxd5+ Kh8 20. Qxa8 Rf8 21. Nd2 Nd7 22. Qd5 {druhynejhorsi (1895)-malesia2 (1790)/kurnik 2012/1-0}) 8. a4 (8. Nc3 c6 $11) 8... axb5 9. axb5 Rxa1 10. Bxa1 Nbd7 11. O-O dxc4 12. Bxc4 Nb6 13. Qb3 Qe7 (13... Nxc4 14. Qxc4 Bd7 15. Be5 $11) 14. d3 Kh8 (14... Nxc4 15. Qxc4 Nd7 16. Nbd2 $11) 15. Be5 Ng4 16. d4 (16. Bxd6 cxd6 17. h3 d5 18. hxg4 dxc4 19. dxc4 fxg4 $11) 16... Bd7 (16... Nxe5 17. dxe5 Bc5 18. Rd1 $11) 17. Nbd2 (17. Bxd6 cxd6 18. Be2 e5 $11) 17... Nxe5 18. dxe5 Bb4 19. Ra1 (19. Rb1 Bc5 $11) 19... Rd8 1/2-1/2 [Event "corr SOK-92-89"] [Site "?"] [Date "1992.??.??"] [Round "?"] [White "Leisebein, Peter"] [Black "Merten, Rainer"] [Result "1/2-1/2"] [PlyCount "57"] [EventDate "1992.??.??"] 1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nf3 Nbd7 7. b5 Nb6 8. Be2 Be7 (8... Bd6 9. Nd4 $11) 9. Nc3 O-O 10. O-O Rc8 (10... Bd6 11. Nd4 Bg6 12. d3 $11) 11. d4 (11. d3 c6 $11) 11... c6 12. bxc6 Rxc6 13. Ne5 Rc8 14. Bd3 (14. Bf3 Nbd5 15. Nxd5 Nxd5 $18) 14... Bxd3 $15 15. Qxd3 Bd6 16. f4 (16. Rfd1 Nbd5 $15) 16... Nfd5 17. Nxd5 Nxd5 18. Rac1 Qh4 19. g3 (19. Ba3 Bxa3 20. Qxa3 Rxc1 21. Rxc1 Rd8 $11) 19... Qe7 (19... Qf6 20. Nd7 Qe7 21. Nxf8 Qxf8 22. e4 $18) 20. e4 $11 Nb6 21. Qb3 Rfd8 22. Nd3 Rxc1 23. Rxc1 Rc8 24. Rxc8+ Nxc8 25. e5 Bb8 26. Ba3 Qc7 27. Qb4 {Do you see the mate threat?} h6 28. Nc5 (28. g4 Qd8 $11) 28... Nb6 29. Qb5 1/2-1/2 [Event "1.CFT"] [Site "?"] [Date "1999.??.??"] [Round "?"] [White "Reussner, HD."] [Black "Leisebein, Peter"] [Result "0-1"] [PlyCount "34"] [EventDate "1999.??.??"] 1. b4 e5 2. a3 d5 3. Bb2 Bd6 4. Nf3 Nd7 5. d3 a5 6. Nbd2 Ngf6 7. c4 axb4 8. axb4 Rxa1 (8... Bxb4 $4 9. Rxa8 Nb6 10. Ra7 $18) 9. Qxa1 { e5 becomes the focus of attention} dxc4 (9... Bxb4 10. cxd5 Nxd5 11. Bxe5 $15) 10. Nxe5 (10. Nxc4 Bxb4+ 11. Ncd2 O-O $17) 10... Nxe5 11. dxc4 $4 (11. Bxe5 $142 cxd3 12. exd3 $17) 11... Bxb4 $19 12. Bc3 Nc6 (12... Bxc3 13. Qxc3 Qe7 14. e3 $19) 13. Qb2 (13. g3 Be6 $19) 13... Qd6 (13... Bxc3 $142 14. Qxc3 O-O 15. e3 $19) 14. f4 (14. Bxf6 Bxd2+ (14... gxf6 $143 15. e4 $19) 15. Qxd2 Qxf6 $19 ( 15... gxf6 $6 16. Qxd6 cxd6 17. e3 $19)) 14... O-O (14... Bxc3 $142 $5 15. Qxc3 Qxf4 16. g3 $19) 15. Bxb4 Nxb4 16. e4 Bg4 17. g3 (17. Nf3 Nxe4 18. h3 Qxf4 $19) 17... Nd3+ (17... Nd3+ 18. Bxd3 Qxd3 $19) 0-1 [Event "KO-05 TSC"] [Site "?"] [Date "2002.??.??"] [Round "?"] [White "Van Rooijen, Peter"] [Black "Leisebein, Peter"] [Result "0-1"] [WhiteElo "1700"] [BlackElo "2135"] [PlyCount "70"] [EventDate "2002.??.??"] 1. b4 {A00: Irregular Openings} e5 2. b5 d5 3. Bb2 Bd6 4. e3 Nf6 5. c4 O-O 6. d4 (6. Nf3 e4 7. Ne5 Qe7 8. f4 Rd8 9. Nc3 Bxe5 10. fxe5 Qxe5 11. Qc2 dxc4 12. Bxc4 Qf5 13. Rf1 Qh5 14. Rxf6 gxf6 15. Nxe4 Nd7 16. Bxf6 Re8 17. Bb2 Qh4+ 18. Nf2 Ne5 19. Bf1 Qxh2 20. e4 Qg3 { bambinik (2470)-valodia (2490)/internet 2003/1/2-1/2 (85)}) 6... exd4 $146 ( 6... Bb4+ 7. Bc3 Bxc3+ 8. Nxc3 exd4 9. Qxd4 dxc4 10. Qxd8 Rxd8 11. Bxc4 c6 12. Nf3 cxb5 13. Nxb5 Nc6 14. Nbd4 Nxd4 15. Nxd4 Bd7 16. Ke2 a6 17. a4 h6 18. a5 Bg4+ 19. f3 Bh5 20. Rhd1 Nd5 21. Rac1 {Sternik,R-Gross,G/internet 2005/1-0 (31) }) 7. Qxd4 Bb4+ 8. Bc3 c5 9. Qd3 Bxc3+ 10. Nxc3 d4 11. exd4 cxd4 12. O-O-O Qa5 13. Qxd4 Qa3+ 14. Kd2 Re8 15. Be2 Bf5 16. Ke1 (16. f3 Nbd7 $15) 16... Bc2 $17 17. Rd2 Qc1+ 18. Nd1 Ne4 19. Qe3 Qxd2+ 20. Qxd2 Nxd2 21. Kxd2 Bxd1 22. Bxd1 Rd8+ 23. Kc1 a6 24. Bb3 Nd7 25. Nh3 axb5 26. cxb5 Nc5 27. Kc2 h6 28. Re1 Rac8 29. Kb1 Nxb3 30. axb3 Rc5 31. Rc1 Rxb5 32. Kb2 Kh7 33. Rc3 g5 34. Rc7 Kg6 35. Kc3 (35. Kc2 f5 $19) 35... Rd1 (35... Rd1 36. Kb2 Rh1 $19) 0-1 [Event "DESC"] [Site "?"] [Date "1999.??.??"] [Round "?"] [White "Rosner, Dirk"] [Black "Leisebein, Peter"] [Result "0-1"] [BlackElo "2105"] [PlyCount "78"] [EventDate "1999.??.??"] 1. b4 e5 2. b5 d5 3. Bb2 Bd6 4. e3 Nf6 5. d4 Nbd7 6. c4 dxc4 7. Bxc4 exd4 8. Bxd4 O-O (8... Ne5 9. Be2 $15) 9. Nf3 $11 Nb6 10. Bd3 a6 11. bxa6 Bb4+ 12. Bc3 Nfd5 13. Qb3 c5 {Black is in command} 14. a3 Nxc3 15. Qc2 $2 (15. axb4 Qxd3 16. Nxc3 $17) 15... Ba5 $17 16. Nxc3 Qf6 17. O-O (17. Rc1 $5 Nd5 18. Nd2 Qxc3 19. Bxh7+ Kh8 20. Be4 Qxc2 21. Rxc2 $19) 17... Bxc3 $19 18. Rac1 Bb2 19. Bxh7+ Kh8 20. Qxc5 Kxh7 21. Qxf8 Bxc1 22. Rxc1 Be6 23. Qc5 Rc8 24. Qh5+ Kg8 { Do you see the mate threat?} 25. Rxc8+ Bxc8 {Threatening mate: Qa1} 26. h3 bxa6 27. Qe5 Qxe5 28. Nxe5 Kf8 29. Kh2 (29. Kf1 Ke7 $17) 29... Ke7 30. Kg3 Ke6 31. Nc6 Nc4 32. Nd4+ Kd5 33. Nc2 Ke4 34. h4 a5 35. h5 a4 36. Kh4 Bb7 37. Kg3 Kd3 38. Nd4 Nxa3 (38... Be4 39. Nb5 $19) 39. Nf5 Nc4 (39... Nc4 40. Nxg7 a3 $19) 0-1 [Event "remoteschach.de"] [Site "?"] [Date "2003.??.??"] [Round "?"] [White "Taulien, Hans_Juergen"] [Black "Leisebein, Peter"] [Result "*"] [PlyCount "38"] [EventDate "2003.??.??"] 1. b4 e5 2. b5 d5 3. Bb2 Bd6 4. Nf3 Nd7 5. c4 Ngf6 6. cxd5 e4 7. Nd4 Nxd5 (7... Nb6 8. d3 $15) 8. Qb3 (8. Nf5 Be5 9. Nxg7+ Kf8 10. Bxe5 Nxe5 11. d4 exd3 12. Nh5 $17) 8... N7f6 $15 9. Nc3 Nxc3 10. Qxc3 O-O 11. e3 Bd7 12. Bc4 Qe7 13. O-O Rfe8 14. d3 Qe5 15. g3 Rad8 16. Qc2 exd3 17. Bxd3 Qh5 18. Be2 Bg4 19. Bd3 Be5 ( 19... Be5 20. Rfc1 Rd5 $11) * [Event "RSS5D pro-18"] [Site "?"] [Date "2004.??.??"] [Round "?"] [White "Taulien, Hans_Juergen"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [WhiteElo "2350"] [BlackElo "2425"] [PlyCount "83"] [EventDate "2004.??.??"] 1. b4 e5 2. b5 d5 3. Bb2 Bd6 4. Nf3 Nd7 5. c4 Ngf6 6. cxd5 e4 7. Nd4 Nxd5 8. Qb3 N7f6 9. Nc3 Nxc3 10. Qxc3 O-O 11. e3 Bd7 12. Bc4 Qe7 13. O-O Rfe8 14. f4 $146 (14. d3 Qe5 15. g3 Rad8 16. Qc2 exd3 17. Bxd3 Qh5 18. Be2 Bg4 19. Bd3 Be5 {Taulien,H-Leisebein,P/remoteschach.de 2003}) (14. Rad1 Rad8 $11) 14... h5 ( 14... a6 15. a4 $15) 15. h3 (15. a4 a6 $11) 15... Rab8 16. Rfd1 (16. Rab1 Rbd8 $11) 16... Bb4 (16... c5 17. Nc2 $11) 17. Qc2 (17. Qb3 Bd6 $11) 17... h4 18. Rab1 (18. Rac1 Rbd8 $11) 18... Rbd8 19. Ba1 (19. Rbc1 c6 $11) 19... Ba3 20. Nb3 Bc8 (20... Rc8 21. Na5 $11) 21. Bd4 Nh5 (21... Bd6 22. Nc5 $11) 22. Be5 (22. d3 exd3 23. Bxd3 Rxd4 24. exd4 Nxf4 $11) 22... Bd6 (22... Nf6 23. Nd4 $11) 23. Qxe4 $14 Ng3 (23... Nf6 24. Qg6 Bxe5 25. fxe5 $11) 24. Qf3 $16 Bf5 25. Rbc1 Bg6 (25... Be4 26. Qg4 Bxe5 27. fxe5 $16) 26. Bb2 (26. Qxb7 $142 $5 Bxe5 27. fxe5 Qxe5 28. Qxa7 $16) 26... Bh5 27. Qxb7 Bxd1 28. Rxd1 Bc5 29. Bd4 Bb6 30. Qf3 ( 30. Bxb6 axb6 31. Nd4 Rd7 $14) 30... Qb4 31. Bd5 Ne2+ 32. Qxe2 Rxd5 33. Qg4 Bxd4 34. Nxd4 Qa4 35. Rc1 (35. f5 Rd6 $11) 35... Qxa2 $11 36. Qd1 (36. Rxc7 $143 Qxd2 37. Nc2 Qa5 $17) (36. Qxh4 $4 Qxd2 37. Rxc7 Qxe3+ 38. Qf2 Qxd4 39. Qxd4 Rxd4 40. Rxa7 Rb8 $19) 36... Rxd4 37. exd4 Qb2 38. Kh2 Qxd4 39. Qg4 (39. Qf3 Qxd2 40. Rxc7 Qb4 $14) 39... Qxd2 $11 40. Rxc7 Qf2 41. Rc3 g6 42. Rf3 1/2-1/2 [Event "RSX16D - Juni"] [Site "?"] [Date "2010.??.??"] [Round "?"] [White "Skowronek, Juergen"] [Black "Leisebein, Peter"] [Result "*"] [WhiteElo "2285"] [BlackElo "2450"] [PlyCount "50"] [EventDate "2010.??.??"] 1. b4 {A00: Irregular Openings} e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. Nc3 Ba5 5. Nf3 d6 6. Bxf6 Qxf6 7. Nd5 Qh6 8. g3 c6 9. Ne3 O-O 10. c3 Nd7 $146 (10... f5 11. Qb3+ Kh8 12. h4 Nd7 13. Bg2 f4 14. gxf4 Qxf4 15. h5 Nc5 16. Qc2 d5 17. h6 g6 18. Qb2 Qf6 19. O-O-O Bb6 20. Rhf1 Be6 21. Nd4 Na4 22. Qb3 Bxd4 23. cxd4 b5 24. Qd3 Rae8 25. f4 {gtate (2745)-refen (2865)/net-chess.com 2009/0-1 (48)}) (10... Na6 11. Nd4 Bb6 12. Bg2 Qf6 13. Nf3 Nc5 14. O-O Re8 15. d4 Ne4 16. Qd3 Rb8 17. Rad1 Ba5 18. Rc1 Qe7 19. Nd2 {1/2-1/2 Woelfelschneider,P-Schmidt}) 11. Nd4 Nc5 12. Bg2 Bc7 13. O-O d5 14. Qc2 Re8 15. Rab1 Rb8 16. d3 Qf6 17. Nb3 Ne6 18. Rfd1 h5 (18... Ng5 19. d4 $15) 19. d4 Ng5 20. c4 Rxe3 (20... dxc4 21. Qxc4 (21. Nxc4 $143 Bf5 22. Rd3 Rbd8 $19) 21... h4 22. Qc3 $11) 21. fxe3 h4 (21... Bf5 22. e4 Nxe4 23. cxd5 Nxg3 24. Rd3 Bxd3 25. Qxd3 $11) 22. Rf1 $15 Qh6 23. Rf4 (23. g4 Qd6 24. Rf4 h3 $17) 23... hxg3 24. hxg3 Bh3 (24... Qe6 $142 $5 25. Qc3 dxc4 $17 (25... Bxf4 $143 26. exf4 Qg6 27. Rb2 $11)) 25. Rh4 $11 Qe6 (25... Qe6 26. Kf2 Bf5 $14) * [Event "RSS5D pro-15"] [Site "?"] [Date "2003.??.??"] [Round "?"] [White "Baensch, Hans"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [WhiteElo "1880"] [BlackElo "2240"] [PlyCount "34"] [EventDate "2003.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. Nc3 Be7 5. e3 d5 6. Nb5 Na6 7. Nf3 O-O $146 8. Be2 c6 (8... Re8 9. O-O (9. Rb1 c6 (9... c5 10. O-O Bf5 11. a3 Qd7 12. Nc3 Nb8) (9... Nd7 10. Bf4 Nf8 11. O-O Ne6 12. Be5 Nb4) 10. Nbd4 Nc7 11. O-O Bd6 12. Bxd6 Qxd6) (9. Nc3 Nc5 (9... Ne4 10. Bb5 c6 11. Bxa6 bxa6 12. Nxe4 dxe4) 10. O-O Ng4 11. Bg3 a6 12. d4 Ne6) 9... c6 (9... c5 10. Rb1 Bf5 11. a3 Qd7 12. d4 c4) 10. Nbd4 Nc5 11. Rb1 Nce4 12. Nb3 Bg4) (8... Bg4 9. O-O (9. Rb1 Bxf3 ( 9... Re8 10. O-O Nd7 11. Bc3 c5 12. Re1 Nab8) (9... Nd7 10. Bf4 Nb6 11. O-O Re8 12. Nbd4 Nc5) (9... Ne4 10. d3 Nf6 11. O-O Re8 12. c4 c6) (9... c6 10. Nbd4 Nc5 11. h3 Bxf3 12. Nxf3 Nfe4) 10. Bxf3 Re8 11. Nc3 Nd7 12. Nxd5 Nxe5) (9. Nbd4 Bd6 (9... Nc5 10. h3 Bxf3 11. Nxf3 Bd6 12. O-O Bxe5) 10. Rb1 Nc5 11. Bxd6 Qxd6 12. Nh4 Bd7) 9... c5 (9... Bxf3 10. Bxf3 c6 11. Nc3 Bd6 12. Bxd6 Qxd6) (9... Re8 10. Rb1 Nd7 11. Bf4 Nb6 12. Nbd4 Nc5) (9... Nd7 10. Bf4 Ndc5 11. Rb1 Bxf3 12. Bxf3 c6) 10. Rb1 Nb4 11. a3 Nc6 12. Bc7 Qd7) 9. Nbd4 Nc7 (9... Nc5 10. O-O Re8 11. Rb1 Nce4 12. Nb3 Bg4) 10. O-O Bd6 (10... Re8 11. Re1 Bd6 12. Bxd6 Qxd6) 11. c4 (11. a4 Re8 12. Bxd6 Qxd6) 11... dxc4 12. Bxc4 c5 13. Nb3 b5 14. Be2 c4 15. Nbd4 Bxe5 16. Nxe5 Bb7 17. f4 Nd7 1/2-1/2 [Event "corr"] [Site "?"] [Date "1997.??.??"] [Round "?"] [White "Piekarz, P."] [Black "Leisebein, Peter"] [Result "0-1"] [PlyCount "74"] [EventDate "1997.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. e3 Nc6 5. f4 O-O 6. Nf3 Re8 7. Bd3 d6 8. Bc3 Nd5 9. Ng5 (9. Bxb4 Ncxb4 10. O-O Nxd3 11. cxd3 Qf6 $17 {-0.78/9}) 9... g6 10. Bxb4 Ncxb4 11. O-O h6 12. Nf3 Nxd3 13. cxd3 Qf6 14. Nc3 (14. Na3 $5 $15) 14... Nxc3 $17 15. dxc3 Rxe3 16. Qd2 Re7 (16... Qxf4 $6 17. Rae1 Rxf3 18. Qxf4 Rxf4 19. Re8+ Kg7 20. Rxf4 $14) 17. h3 (17. Rae1 Rxe1 18. Rxe1 Bg4 $17) 17... Be6 18. Rae1 Rae8 19. Nd4 Bd7 20. Rxe7 Rxe7 21. Nf3 b5 22. Kh2 c5 23. d4 c4 24. Kg3 a6 25. Rf2 Qf5 26. Re2 Rxe2 27. Qxe2 Kf8 (27... Bc6 28. a3 $19) 28. Qb2 Ke7 29. Qa3 (29. Qe2+ Be6 $19) 29... Bc6 $19 30. Qa5 Bxf3 31. Kxf3 Qd3+ 32. Kf2 Ke6 33. Qxa6 Qd2+ 34. Kf1 Qxc3 35. d5+ Kxd5 36. Qxb5+ Kd4 37. Qb6+ Ke4 (37... Ke4 38. Qc6+ Ke3 39. Qe8+ Kd2 40. Qe2+ Kc1 $19) 0-1 [Event "RSS5D pro-42"] [Site "?"] [Date "2005.??.??"] [Round "?"] [White "Lisakowski, Christof"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [WhiteElo "1960"] [BlackElo "2240"] [PlyCount "40"] [EventDate "2005.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. Nf3 Nc6 5. Bb2 O-O 6. e3 d5 7. Be2 Bg4 8. O-O Re8 9. a3 Bd6 10. d3 Rb8 11. Nbd2 b5 12. h3 Bd7 13. Qb1 Qe7 14. Bc3 b4 ( 14... Bxa3 $143 15. Bxf6 gxf6 16. Qb3 $14) 15. axb4 Bxb4 16. Bxb4 Rxb4 17. Qa2 d4 18. exd4 Nxd4 $4 (18... Qxe2 19. Rfe1 Nxd4 20. Rxe2 Nxe2+ 21. Kf1 Rb7 $16) 19. Nxd4 $11 Rxd4 20. Bf3 Ra4 1/2-1/2 [Event "RSS5D pro-17"] [Site "?"] [Date "2004.??.??"] [Round "?"] [White "Mehlhorn, Uwe"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [WhiteElo "2315"] [BlackElo "2240"] [PlyCount "38"] [EventDate "2004.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. e3 Nc6 5. Bb2 O-O 6. Nf3 d5 7. c4 Re8 8. Be2 dxc4 9. Bxc4 Bg4 10. O-O Qe7 (10... Ne4 11. d3 Ng5 12. Qb3 Nxf3+ 13. gxf3 Bxf3 14. Bxf7+ {0-1 Beekes,N-Babic,S/RL-2007-0-00098 2007}) 11. d4 (11. a3 Bd6 12. Bb5 a6 13. Bxc6 bxc6 14. h3 Bf5 15. d3 Rab8 16. Bc3 Nd5 17. Qd2 Bd7 18. Qc2 Qe6 19. Nbd2 Qg6 20. Nh4 Qh5 21. Nhf3 Bxh3 22. gxh3 Re6 23. Rfb1 Rbe8 24. Ne4 Qxf3 25. Ng5 Rg6 {bambinik (2495)-fonzy,S (2530)/0-1}) (11. Nc3 Bxf3 12. Qxf3 Ne5 13. Qe2 Rad8 14. d4 Nxc4 15. Qxc4 Bd6 16. h3 c6 17. Rfe1 Bc7 18. e4 Nd5 19. Rad1 Nf4 20. Bc1 Qg5 21. g3 Nxh3+ 22. Kg2 Nf4+ 23. Kf1 Qh5 24. gxf4 Ba5 25. Rd3 Qh1+ {Mehlhorn,U (2315)-Leisebein,P (2240)/RSS7E pro-12 2004/1-0 (69)}) 11... Ne4 12. h3 $146 (12. Be2 Rad8 13. a3 Ba5 14. h3 Bh5 15. Qc2 Ng3 16. Rd1 Nxe2+ 17. Qxe2 Bb6 18. d5 Ne5 19. Nbd2 Nxf3+ 20. Nxf3 Qe4 21. Rac1 Rxd5 22. Rxd5 Qxd5 23. Rd1 Qe6 24. Qb5 Bxf3 25. gxf3 c6 26. Qg5 f6 { Ahrens,G (1965)-Bendig,F (2260)/CiF 2006/0-1 (36)}) (12. Qc2 Bxf3 13. gxf3 Nd6 14. Bd3 Qg5+ 15. Kh1 Qh5 16. Qd1 Ba5 17. a3 b5 18. Bc3 Bb6 19. Nd2 a5 20. Rg1 b4 21. Bb2 bxa3 22. Bxa3 Nb4 23. Be2 Qh4 24. Rg2 Red8 25. Qb3 Rab8 26. Rag1 g6 {Scheike,C-Probstfeld,B/freechess.de (year?) 0/1-0 (50)}) 12... Bh5 13. Be2 Rad8 (13... h6 14. a3 Bd6 15. Nc3 $11) 14. a3 $11 Bc5 (14... Ba5 15. Qc2 $11) 15. Qe1 (15. Qc2 Bd6 $11) 15... Bd6 (15... Bb6 16. Nc3 $11) 16. Nc3 Ng5 (16... Bg6 17. Qd1 $11) 17. Nxg5 Qxg5 18. Bxh5 (18. Rd1 f6 $11) 18... Qxh5 19. Qd1 ( 19. Qd2 Re6 $15) 19... Qxd1 $15 1/2-1/2 [Event "RSS7E pro-12"] [Site "?"] [Date "2004.??.??"] [Round "?"] [White "Mehlhorn, Uwe"] [Black "Leisebein, Peter"] [Result "1-0"] [WhiteElo "2440"] [BlackElo "2425"] [PlyCount "137"] [EventDate "2004.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. e3 Nc6 5. Bb2 O-O 6. Nf3 d5 7. c4 Re8 8. Be2 dxc4 9. Bxc4 Bg4 10. O-O Qe7 (10... Ne4 11. d3 Ng5 12. Qb3 Nxf3+ 13. gxf3 Bxf3 14. Bxf7+ {0-1 Beekes,N-Babic,S/RL-2007-0-00098 2007}) 11. Nc3 $146 (11. d4 Ne4 12. h3 (12. Be2 Rad8 13. a3 Ba5 14. h3 Bh5 15. Qc2 Ng3 16. Rd1 Nxe2+ 17. Qxe2 Bb6 18. d5 Ne5 19. Nbd2 Nxf3+ 20. Nxf3 Qe4 21. Rac1 Rxd5 22. Rxd5 Qxd5 23. Rd1 Qe6 24. Qb5 Bxf3 25. gxf3 c6 26. Qg5 f6 { Ahrens,G (1965)-Bendig,F (2260)/CiF 2006/0-1 (36)}) 12... Bh5 13. Be2 Rad8 14. a3 Bc5 15. Qe1 Bd6 16. Nc3 Ng5 17. Nxg5 Qxg5 18. Bxh5 Qxh5 19. Qd1 Qxd1 { 1/2-1/2 Mehlhorn,U (2315)-Leisebein,P (2240)/RSS5D pro-17 2004}) (11. a3 Bd6 12. Bb5 a6 13. Bxc6 bxc6 14. h3 Bf5 15. d3 Rab8 16. Bc3 Nd5 17. Qd2 Bd7 18. Qc2 Qe6 19. Nbd2 Qg6 20. Nh4 Qh5 21. Nhf3 Bxh3 22. gxh3 Re6 23. Rfb1 Rbe8 24. Ne4 Qxf3 25. Ng5 Rg6 {bambinik (2495)-fonzy,S (2530)/0-1}) (11. h3 Na5 12. Be2 Bd7 $11) 11... Bxf3 (11... Rad8 12. d4 $15) 12. Qxf3 Ne5 13. Qe2 Rad8 14. d4 Nxc4 15. Qxc4 Bd6 16. h3 (16. a4 c6 $15) 16... c6 17. Rfe1 (17. Rfd1 Bb8 $15) 17... Bc7 18. e4 Nd5 19. Rad1 Nf4 (19... Qd6 20. g3 Nxc3 21. Qxc3 $15) 20. Bc1 (20. Re3 Qh4 $11) 20... Qg5 $15 21. g3 (21. Bxf4 Qxf4 22. g3 Qf6 $15) 21... Nxh3+ 22. Kg2 Nf4+ (22... Qg4 $5 23. Qe2 h5 $15) 23. Kf1 $11 Qh5 24. gxf4 Ba5 25. Rd3 Qh1+ 26. Ke2 Rxe4+ 27. Be3 Qh5+ 28. Kd2 Ree8 (28... Qf5 29. Qc5 Qd5 30. Qxd5 Rxd5 31. Kd1 Bxc3 32. Rxc3 $14) 29. Kc1 (29. Rb1 Bb6 $14) 29... Qf5 $11 30. Rdd1 Qf6 31. Rg1 (31. Qb3 b6 $14) 31... g6 (31... Qd6 32. Kb2 $11) 32. Kb2 b5 ( 32... Rd7 33. Rh1 $14) 33. Qd3 Qe6 34. f5 Bxc3+ 35. Qxc3 Qxf5 36. Rg5 (36. Qxc6 Rc8 37. Qd6 Qc2+ 38. Ka1 Qc3+ 39. Kb1 Rc4 $19) 36... Qe4 (36... Qf6 37. Rc5 $14 ) 37. Rc5 Rd6 38. Qa3 (38. Rc1 Ree6 $14) 38... Rd7 (38... Qg4 39. Rdc1 Qd7 40. Re5 $14) 39. Ka1 (39. Rdc1 Re6 $14) 39... Re6 (39... Qf3 40. Rd3 $14) 40. d5 ( 40. Rdc1 h5 $14) 40... Rxd5 (40... cxd5 41. Rxb5 Re8 42. Rd4 $14) 41. Rcxd5 ( 41. Rdxd5 cxd5 42. Qxa7 Qe5+ 43. Kb1 Qe4+ 44. Kc1 b4 $16) 41... cxd5 42. Qxa7 Qe5+ 43. Rd4 h5 (43... Rd6 44. Qb8+ Kg7 45. Qxb5 $16) 44. Qa8+ Re8 45. Qxd5 Qc7 46. Kb1 (46. Qxb5 $6 Rxe3 47. fxe3 Qc1+ 48. Qb1 Qc3+ 49. Qb2 Qe1+ 50. Qb1 Qc3+ 51. Qb2 Qe1+ 52. Qb1 Qc3+ $11) 46... Rc8 (46... Qa5 47. Rf4 Qe1+ 48. Bc1 $16) 47. Qb3 (47. Qxb5 $2 Rb8 48. Qxb8+ Qxb8+ 49. Kc2 f6 $19) 47... Qc6 48. Qd3 Qe8 (48... Re8 49. Rb4 $16) 49. Rd6 (49. Rb4 Qc6 $18) 49... Kh7 (49... Qe5 50. Rd5 Qf6 51. Qxb5 $18) 50. Rd5 Kg8 51. Rxb5 (51. Qxb5 $143 Rb8 52. Bb6 Rxb6 53. Qxb6 Qe4+ 54. Kb2 Qxd5 $19) 51... h4 52. Rb4 (52. Rb6 h3 $18) 52... Rb8 (52... h3 53. Qd5 $18) 53. a3 (53. Qb3 Rxb4 54. Qxb4 h3 $18) 53... Rxb4+ (53... h3 54. Rxb8 Qxb8+ 55. Kc2 $18) 54. axb4 h3 55. Qd6 Qe4+ (55... g5 56. Kc2 (56. Bxg5 $6 Qe4+ 57. Kc1 Qe1+ 58. Kc2 Qxf2+ 59. Bd2 h2 60. Qd8+ Kg7 61. Qg5+ Kh7 $16) 56... Qc8+ 57. Kd2 $18) 56. Kc1 g5 57. Qd8+ (57. Kd1 g4 $18) 57... Kh7 58. Qxg5 (58. Qc7 Kg6 59. b5 f5 $18) 58... Qc4+ 59. Kd2 Qxb4+ 60. Ke2 Qc4+ 61. Ke1 Qb4+ 62. Kf1 Qb1+ 63. Bc1 Qe4 64. Qf4 Qg2+ 65. Ke2 (65. Ke1 $142 Kg6 66. Qh6+ Kf5 67. Qh5+ Ke6 68. Qe2+ Kf5 69. Qb5+ Kg6 70. Qd3+ f5 71. Qd6+ Kf7 72. Bb2 Qg1+ 73. Ke2 Qg4+ 74. Kd2 Qg5+ 75. Kd3 $18) 65... Kg8 (65... Kg6 66. Qd6+ Kf5 67. Qc5+ Kg6 68. Qb6+ Kf5 69. Qb5+ Kg6 70. Qa6+ Kf5 71. Qc8+ Kg6 $18) 66. Qf3 (66. Bb2 f6 67. Qf3 Qg5 68. Bxf6 Qb5+ 69. Ke3 Qb6+ 70. Bd4 Qh6+ 71. Ke2 Qa6+ 72. Ke1 Qe6+ 73. Be3 Kh8 $18) 66... Qg1 (66... Kf8 67. Bb2 $18) 67. Qa8+ Kg7 68. Bh6+ $1 Kh7 (68... Kxh6 69. Qh8+ {Double attack}) 69. Bf4 1-0 [Event "DESC"] [Site "?"] [Date "2000.??.??"] [Round "?"] [White "Grott, Peter"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [WhiteElo "1945"] [BlackElo "2105"] [PlyCount "31"] [EventDate "2000.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. Nf3 Nc6 5. Bb2 O-O 6. e3 d5 7. Be2 Bg4 8. O-O Re8 9. d3 Qe7 10. Nbd2 Rad8 11. Rb1 a6 12. a3 $146 Bc5 13. Bxf6 Qxf6 14. d4 Bb6 15. Bd3 Na5 (15... Rd7 16. h3 Bh5 17. c4 dxc4 18. Nxc4 Bxf3 19. Qxf3 Qxf3 20. gxf3 Bxd4 21. Rxb7 $14) 16. h3 1/2-1/2 [Event "DESC"] [Site "?"] [Date "2001.??.??"] [Round "?"] [White "Grott, Peter"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [WhiteElo "1945"] [PlyCount "137"] [EventDate "2001.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. Nf3 Nc6 5. Bb2 O-O 6. e3 d5 7. Be2 Bg4 8. O-O Re8 9. d3 Qe7 10. Nbd2 Rad8 11. Rb1 a6 12. c3 (12. a3 Bc5 $11) 12... Bc5 $15 13. Re1 Bf5 (13... Bd6 14. Qa4 $15) 14. Nb3 (14. Qb3 b5 $11) 14... Bd6 $15 15. Nbd4 (15. a4 b6 $15) 15... Bd7 (15... Nxd4 16. exd4 b5 17. a4 $15) 16. Nxc6 (16. Ba1 Nxd4 17. exd4 b5 $15) 16... Bxc6 (16... bxc6 $143 17. Qa4 $14) 17. h3 (17. Qc2 Qe6 $11) 17... Bd7 (17... b5 $5 $15) 18. Qc2 c5 19. c4 dxc4 20. Qxc4 ( 20. Nd2 cxd3 21. Bxd3 Be5 22. Bxe5 Qxe5 23. Rxb7 Qd5 $17) 20... b5 21. Qh4 Nd5 22. Qxe7 Rxe7 23. a3 f6 24. Rec1 (24. Nd2 Bf5 $15) 24... Be6 25. Nd2 Bf5 26. Bf3 (26. Kf1 Nxe3+ 27. fxe3 Rxe3 $15) 26... Nxe3 $17 27. fxe3 Bxd3 (27... Rxe3 $6 28. Be4 Rxd3 29. Bxd3 Bxd3 30. Ra1 $11) 28. Ra1 Rxe3 29. Nf1 (29. Re1 Bf4 30. Nf1 Rxe1 31. Rxe1 b4 $17) 29... Ree8 {Black intends c4} 30. Bc3 (30. Kf2 c4 $17) 30... c4 31. Ba5 Rb8 32. Rd1 (32. g4 Kf7 $17) 32... Kf7 33. Bh5+ (33. Bc3 Bc5+ 34. Kh2 Rbd8 $17) 33... g6 34. Bf3 h5 35. Nd2 (35. g3 Bc5+ 36. Kg2 Rbc8 $17) 35... Bc5+ (35... Be5 36. Ra2 $17) 36. Kh1 $17 Bc2 (36... Bd4 37. Ra2 $17) 37. Rdc1 Bf5 38. Nb1 (38. g4 hxg4 39. hxg4 Bd3 $17) 38... Re3 39. Nc3 (39. Bb4 Bd4 40. Bc3 Bb6 $17) 39... Bd6 (39... Bxh3 40. Bc7 Rbe8 41. Bf4 $19) 40. Rd1 ( 40. Kg1 Be5 $17) 40... Be5 41. Bd5+ Kg7 (41... Be6 42. Re1 Rd3 43. Rxe5 fxe5 44. Rf1+ Ke7 45. Be4 $17) 42. Rac1 h4 43. Bc6 Rd3 44. Bb4 Rbd8 45. Rf1 Re3 46. Bb7 (46. Nd5 Re2 $17) 46... Rdd3 (46... Bc8 47. Bc6 $17) 47. Nd5 (47. Nd1 Rg3 $17) 47... Rg3 (47... Re2 48. Nf4 Bxf4 49. Rxf4 $15) 48. Nf4 Rxa3 49. Nh5+ gxh5 50. Bxa3 Bxh3 (50... Rxa3 $6 51. Rxf5 b4 52. Rxh5 $11) 51. Bb4 Bg4 52. Bxa6 h3 53. Bb7 Kg6 54. Bf3 (54. Bc5 Kg5 $17) 54... hxg2+ (54... c3 55. Bc6 $17) 55. Bxg2 Rb3 (55... Bh3 56. Bxh3 Rxh3+ 57. Kg2 Rg3+ 58. Kf2 $17) 56. Rb1 (56. Bc5 Kg5 $17) 56... Bf5 57. Rxb3 cxb3 58. Bd5 b2 59. Ba2 Kg5 (59... Be4+ 60. Kg1 $17 ) 60. Bb1 $15 Bc8 (60... Be6 61. Rg1+ Kf4 62. Kg2 $17) 61. Rd1 (61. Bd2+ Kg4 $15) 61... Bg4 (61... h4 62. Bd6 Bc3 63. Rd5+ f5 64. Be7+ Kg4 65. Rxb5 $16) 62. Rd2 (62. Bd2+ Kh4 63. Be1+ Kg5 64. Bd2+ Kh4 65. Be1+ Kg5 66. Bd2+ $11) 62... Bf3+ 63. Kg1 Kg4 64. Bd6 Kg3 (64... Bc3 65. Rd3 b4 66. Kf2 $16) 65. Bxe5+ fxe5 66. Rxb2 h4 67. Bd3 h3 68. Rh2 b4 69. Bf1 1/2-1/2 [Event "RSS5D pro-31"] [Site "?"] [Date "2004.??.??"] [Round "?"] [White "Taulien, Hans_Juergen"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [WhiteElo "2350"] [BlackElo "2425"] [PlyCount "64"] [EventDate "2004.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. Nf3 Nc6 5. Bb2 O-O 6. e3 d5 7. Be2 Bg4 8. O-O Re8 9. d3 Qe7 10. Nbd2 Rad8 11. Rb1 Bxd2 $146 (11... a6 12. a3 (12. c3 Bc5 13. Re1 Bf5 14. Nb3 Bd6 15. Nbd4 Bd7 16. Nxc6 Bxc6 17. h3 Bd7 18. Qc2 c5 19. c4 dxc4 20. Qxc4 b5 21. Qh4 Nd5 22. Qxe7 Rxe7 23. a3 f6 24. Rec1 Be6 25. Nd2 Bf5 26. Bf3 Nxe3 {Grott,P (1945)-Leisebein,P/DESC 2001/1/2-1/2 (69)}) 12... Bc5 13. Bxf6 Qxf6 14. d4 Bb6 15. Bd3 Na5 16. h3 { 1/2-1/2 Grott,P (1945)-Leisebein,P (2105)/DESC 2000}) (11... b6 12. c4 dxc4 13. Nxc4 a5 14. a3 Bc5 15. d4 Qe6 16. Ng5 Qf5 17. Bxg4 Nxg4 18. Qf3 Qxg5 19. Qxc6 Bf8 20. Rbc1 Rc8 21. d5 Bc5 22. h3 Nh6 23. Be5 Qd8 24. Bf4 Nf5 25. Rfd1 Ne7 26. Qb5 { Curlywurly (2690)-mafergut (2020)/ChessWorld.net 2003/[Fritz 6 (4s)]/1-0 (52)}) (11... Nd7 12. a3 Bd6 13. c4 dxc4 14. Nxc4 Nb6 15. Nfd2 Qh4 16. Nxd6 Bxe2 17. Qxe2 Rxd6 18. Rfc1 Red8 19. d4 Rh6 20. h3 Qe7 21. Qf3 Rf6 22. Qe4 Re6 23. Qf5 a5 24. Rc5 Rf6 25. Qg5 h6 26. Qh4 { miehnekort-berthold1976/Yahoo 2005/[Fritz 8 (10s)]/1-0 (59)}) (11... Bc8 12. c4 d4 13. e4 Bc3 14. Qc1 Nb4 15. a3 Na2 16. Qc2 c5 17. Rfe1 Nd7 18. Qb3 Bxb2 19. Rxb2 Nc3 20. Nb1 Nxe2+ 21. Rexe2 Nf8 22. Ne1 Ng6 23. g3 Qg5 24. Ng2 Qg4 25. f4 h5 26. Qd1 {Grott,P-Lagemann,T/DESC 2000/0-1 (33)}) (11... Bf5 12. h3 $15) 12. Nxd2 Bxe2 13. Qxe2 b6 14. Rfe1 Qe6 15. Qf3 Ne5 16. Qg3 c5 17. a3 Ng6 18. Nf3 h6 19. h3 Rd6 20. a4 Qd7 21. a5 bxa5 22. Ra1 a4 23. Rxa4 Nh5 24. Qh2 Rb6 25. Ra2 Qb7 26. Ba3 (26. Bc3 $5 $14) 26... Rb1 $11 27. Ra1 (27. Bxc5 $4 Rxe1+ 28. Nxe1 Qb1 $19) 27... Rxe1+ 28. Rxe1 Qb6 29. Ra1 a5 30. Kh1 a4 31. Qg1 Rb8 32. Ra2 Qc6 1/2-1/2 [Event "corr SOK-91-74"] [Site "?"] [Date "1991.??.??"] [Round "?"] [White "Grehl, Siegfried"] [Black "Leisebein, Peter"] [Result "0-1"] [PlyCount "50"] [EventDate "1991.??.??"] 1. b4 e5 $15 2. Bb2 Bxb4 3. Bxe5 Nf6 4. e3 O-O 5. Be2 d5 6. Nf3 Nc6 7. Bb2 Bg4 8. O-O Re8 9. d4 Ne4 10. a3 Ba5 11. Ne1 (11. Qd3 Qd6 $15) 11... Bxe2 12. Qxe2 Qf6 13. c4 (13. Qf3 $5 $15) 13... dxc4 $17 14. f3 Nd6 15. Nc2 Rad8 16. Ra2 Qe6 {Black launches an attack} 17. Bc3 Nb5 18. Qd2 Nxc3 19. Nxc3 Ne7 20. Rb2 $2 ( 20. e4 $142 $17) 20... Nd5 $19 21. Nb4 (21. Rb4 Bxb4 22. axb4 c6 $19 (22... Nxe3 $6 23. Re1 $17)) 21... Qxe3+ 22. Qxe3 Nxe3 (22... Rxe3 23. Ncxd5 Rxa3 24. Rfb1 Bxb4 25. Nxb4 Rxd4 26. Nc2 $18) 23. Re1 Bb6 (23... Rxd4 $6 24. Rbe2 Bb6 25. Rxe3 $19) 24. Ne2 (24. Nc2 Nxc2 25. Rxe8+ Rxe8 26. Rxc2 Bxd4+ 27. Kf1 $19) 24... c5 (24... Bxd4 25. Nxd4 Rxd4 26. Rbe2 $11) 25. Na2 (25. dxc5 Bxc5 26. Kh1 Nd1 $19) 25... cxd4 (25... cxd4 26. Nb4 d3 $19) 0-1 [Event "DESC"] [Site "?"] [Date "2000.??.??"] [Round "?"] [White "Grott, Peter"] [Black "Leisebein, Peter"] [Result "0-1"] [PlyCount "60"] [EventDate "2000.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. e3 Nc6 5. Bb2 O-O 6. Nf3 d5 7. Be2 Bg4 8. O-O Re8 9. h3 Bh5 (9... Be6 10. a3 Bd6 11. Nc3 $15) 10. c4 (10. a3 Bd6 $11) 10... dxc4 $15 11. Bxc4 Qd6 (11... Ne4 12. Be2 $15) 12. a3 $11 Ba5 13. d4 (13. Qb3 Bb6 $15) 13... Ne4 (13... Nd5 14. Be2 $15) 14. d5 $11 Ne7 15. g4 (15. Qa4 Bb6 16. Be5 Qg6 $17) 15... Bg6 $15 16. Be5 Qd8 (16... Qd7 17. Bb2 $15) 17. Qa4 Bb6 18. Qb3 Nf5 (18... Nc5 19. Qd1 $15) 19. Bf4 (19. gxf5 $5 Bh5 20. d6 $11) 19... Nh4 (19... Nfd6 20. Be2 $15) 20. Qd1 c6 21. Nxh4 Qxh4 22. Qf3 (22. dxc6 bxc6 23. Qf3 Qf6 $17) 22... Rac8 (22... Qf6 23. Ra2 $15) 23. Ra2 (23. dxc6 Qf6 (23... Rxc6 $143 24. Bb5 $14) 24. Ra2 Ng5 $17 (24... Rxc6 $143 25. Bb5 $14)) 23... Qf6 (23... Bc7 24. dxc6 bxc6 25. Kh2 $17) 24. Qg2 (24. dxc6 Ng5 (24... Rxc6 $143 25. Bb5 $14) 25. Qg3 Qxc6 (25... Rxc6 $143 26. Bb5 $14) 26. Bxg5 Qxc4 $17) 24... Red8 25. dxc6 Qxc6 (25... Rxc6 26. Rc1 $17) 26. Bb3 (26. Rc1 Qa4 27. Qf1 Nd6 $15) 26... Qf6 27. Qh1 (27. Qf3 Bc7 28. Kg2 Nc5 29. Bxc7 Be4 (29... Nxb3 $2 30. Qxf6 (30. Bxd8 $6 Qe6 31. Kg1 Be4 $16) 30... gxf6 31. Bxd8 Rxd8 32. Nc3 $18) (29... Rxc7 $6 30. Qxf6 gxf6 31. Bc2 $11) 30. Qxe4 Nxe4 31. Bxd8 Rxd8 $19) 27... Nc5 (27... Bc7 28. Bxc7 Rxc7 29. Rc2 $19) 28. Bd5 (28. Bc2 Nd3 29. Bxd3 Bxd3 $19 (29... Rxd3 $6 30. Qxb7 Rcd8 31. Qf3 $17)) 28... Nd3 (28... Bd3 29. Re1 Ba5 30. Nd2 $17) 29. Qf3 Ba5 30. Nd2 Nc1 (30... Nc1 31. Ne4 Bxe4 32. Qxe4 Nxa2 33. Bxa2 Bc7 $19) (30... Nxf4 $143 31. exf4 Rc5 32. Ne4 Bxe4 33. Bxe4 $17) 0-1 [Event "DESC"] [Site "?"] [Date "2001.??.??"] [Round "?"] [White "Vetter, Udo"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [WhiteElo "1725"] [BlackElo "2120"] [PlyCount "34"] [EventDate "2001.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. Nf3 Nc6 5. Bb2 O-O 6. e3 d5 7. a3 Ba5 8. Be2 Re8 9. O-O Be6 10. d4 (10. Bb5 Rb8 (10... a6 11. Bd3 (11. Bxc6 bxc6 12. Nd4 Qd6 13. Nxe6 Rxe6 14. Bxf6 Rxf6 15. c3 $11 {0.00/11}) 11... Ne4 12. Be2 Ng5 13. Nxg5 Qxg5 14. f4 Qg6 15. Bh5 $11 {0.09/10}) (10... Bg4 11. h3 Bh5 12. g4 Bg6 13. Nh4 a6 14. Bxc6 bxc6 15. Nxg6 $15 {-0.31/9}) 11. Bc3 (11. Nd4 Bg4 12. f3 Bd7 13. Nb3 Bb6 14. Bxc6 Bxc6 15. a4 $15 {-0.31/11}) (11. Bd3 Bg4 12. h3 Bh5 13. g4 Bg6 14. Bxg6 fxg6 15. d3 $15 {-0.31/10}) (11. Qe2 Bg4 12. h3 Bh5 13. Qd1 Qd6 14. Be2 Bxf3 15. Bxf3 $15 {-0.47/10}) (11. Nc3 a6 12. Bxc6 bxc6 13. Rb1 Qd6 14. Na4 Bg4 15. d3 $15 {-0.37/8}) (11. Ng5 Bf5 12. d3 Qd6 13. h3 a6 14. Ba4 Bg6 15. Nf3 $15 {-0.69/8}) 11... Bxc3 12. Nxc3 Qd6 13. Nd4 Bd7 14. Bxc6 bxc6 15. Qe2 $15 {-0.31/9}) (10. d3 Bb6 11. d4 (11. c3 Qd6 12. Nbd2 Rad8 13. Rb1 Ng4 14. Re1 Bf5 15. c4 $15 {-0.41/8}) 11... Ne4 12. Nc3 Qf6 13. Bd3 Nxc3 14. Bxc3 Bg4 15. Rb1 $11 {-0.09/9}) (10. Ng5 Bf5 11. d3 (11. Nf3 a6 12. Nh4 Be6 13. Bd3 d4 14. Nf3 Bb6 15. Re1 $15 {-0.37/9}) (11. Bb5 a6 12. Bxc6 bxc6 13. Bc3 Bxc3 14. Nxc3 Bg4 15. f3 $15 {-0.47/10}) 11... Bb6 12. d4 Na5 13. Nd2 Qe7 14. Ngf3 c6 15. Bc3 $11 {0.00/9}) (10. h3 a6 (10... Qe7 11. d3 (11. Bb5 Bd7 12. Nc3 a6 13. Ba4 Rad8 14. Bb3 Bf5 15. Rb1 $15 {-0.37/9}) (11. c3 Bb6 12. d3 Bc5 13. Nbd2 Bd6 14. Qa4 a6 15. Qh4 $11 {0.00/10}) (11. Ng5 Bf5 12. Nf3 a6 13. Nh4 Be6 14. Bd3 Ne4 15. Qh5 $15 {-0.37/9}) (11. Bd3 Ne4 12. Be2 Nd6 13. d3 Rad8 14. Nbd2 Nb5 15. Nb3 $15 {-0.31/9}) 11... Bb6 12. Nbd2 Rad8 13. Nb3 Bc8 14. a4 a6 15. a5 $11 {0.13/10}) 11. d3 (11. Ng5 Bf5 12. Nf3 Bb6 13. d4 Ba5 14. c4 dxc4 15. Bxc4 $15 {-0.28/10}) (11. Bd3 Qe7 12. Nh4 Ne4 13. Qh5 f6 14. Nf3 Bf7 15. Qh4 $15 { -0.41/9}) (11. Nc3 d4 12. Na4 dxe3 13. fxe3 Ne4 14. Bd3 f5 15. Bxe4 $15 { -0.66/9}) 11... Bb6 12. d4 Ne4 13. Nbd2 Qf6 14. Nxe4 dxe4 15. Nd2 $11 {-0.09/10 }) (10. Nc3 Qe7 (10... a6 11. Na2 (11. Bd3 Qd6 12. Rb1 Bg4 13. h3 Bh5 14. g4 Bg6 15. Bxg6 $15 {-0.37/9}) 11... Qe7 12. Nc1 Bb6 13. Rb1 Na5 14. d3 Rad8 15. Qd2 $11 {-0.12/10}) (10... Ne4 11. Nb1 Qd6 12. d3 Nc5 13. Bc3 a6 14. Bxa5 Nxa5 15. Nc3 $11 {-0.25/10}) 11. Bb5 Bd7 12. Rb1 a6 13. Ba4 Rad8 14. d3 b5 15. Bb3 $15 {-0.66/10}) (10. Bd3 Ne4 (10... Bg4 11. Be2 (11. h3 Bh5 12. g4 Bg6 13. Bxg6 fxg6 14. d3 Rf8 15. g5 $11 {-0.25/9}) 11... Qd6 12. d3 Rad8 13. Nbd2 a6 14. Nb3 Bb6 15. h3 $11 {0.00/9}) 11. h3 (11. Be2 a6 12. d3 Nc5 13. c4 dxc4 14. dxc4 Qxd1 15. Rxd1 $15 {-0.37/9}) (11. Bb5 Rb8 12. Nd4 Bd7 13. Nb3 Bb6 14. d3 Nxf2 15. Rxf2 $15 {-0.41/9}) 11... Qe7 12. Be2 Nd6 13. d3 Rad8 14. Nbd2 Nb5 15. Nb3 $15 {-0.31/9}) (10. Qc1 Qe7 (10... a6 11. Qd1 (11. d3 Bb6 12. c4 dxc4 13. dxc4 Qe7 14. Qc2 Rad8 15. Ng5 $11 {-0.12/9}) (11. Nd4 Nxd4 12. Bxd4 Rc8 13. Qb2 c5 14. Bxf6 Qxf6 15. Qxf6 $11 {-0.09/11}) (11. Rd1 Qe7 12. Bc3 Bxc3 13. Nxc3 b5 14. Qb2 Bg4 15. Rab1 $15 {-0.41/9}) (11. c4 dxc4 12. Bxc4 Bg4 13. Ng5 Nd5 14. f4 Bf5 15. Bb3 $11 {-0.25/7}) (11. c3 Qe7 12. Qc2 Rad8 13. d3 Bb6 14. Nbd2 Bf5 15. Rfe1 $11 {-0.22/9}) 11... Qe7 12. d3 Rad8 13. Nbd2 Bb6 14. Nb3 a5 15. a4 $11 {0.00/9}) (10... Rb8 11. d3 (11. Nd4 Qe7 12. Nxe6 Qxe6 13. c4 d4 14. c5 Rbd8 15. Bc4 $15 {-0.28/8}) (11. Rd1 Qe7 12. Nc3 a6 13. Rb1 b5 14. Bd3 Bg4 15. Be2 $15 {-0.59/9}) 11... Qe7 12. Nbd2 Bb6 13. Bc3 Bd7 14. Qb2 Ng4 15. d4 $11 { -0.12/8}) (10... Rc8 11. Re1 (11. Rd1 Qe7 12. Bc3 Ne4 13. Bxa5 Nxa5 14. Qb2 c5 15. d3 $11 {-0.25/10}) (11. Bb5 Bd7 12. Bc3 Bxc3 13. Nxc3 a6 14. Bxc6 Bxc6 15. Qb2 $11 {-0.25/11}) (11. d3 Bb6 12. Nc3 a6 13. Na4 Ba7 14. c4 d4 15. e4 $15 { -0.34/8}) (11. Qd1 Qe7 12. Bb5 Rb8 13. Bc3 Bxc3 14. Nxc3 Bg4 15. h3 $15 { -0.28/10}) (11. Ng5 Bf5 12. Nf3 a6 13. d3 Bb6 14. c4 Qd6 15. cxd5 $15 {-0.41/9} ) 11... Qe7 12. Bb5 Bg4 13. Bxc6 bxc6 14. Nd4 Bd7 15. Nb3 $11 {-0.09/11}) ( 10... Bg4 11. d3 (11. Qd1 Qd6 12. Nc3 Ne4 13. Nb1 Qg6 14. d3 Nc5 15. Nh4 $15 { -0.31/9}) (11. h3 Be6 12. Bb5 Bd7 13. Nc3 a6 14. Be2 Bf5 15. Rb1 $15 {-0.34/9}) (11. c4 d4 12. d3 dxe3 13. fxe3 Qe7 14. e4 Bxf3 15. Bxf3 $15 {-0.53/9}) (11. Rd1 Qd6 12. c4 dxc4 13. Qxc4 Rad8 14. d4 Bxf3 15. Bxf3 $15 {-0.34/10}) 11... Bb6 12. c4 Qd6 13. Nc3 dxc4 14. Nb5 Qe6 15. Qxc4 $11 {-0.06/9}) (10... Bf5 11. c4 (11. Rd1 Qe7 12. Nc3 Rad8 13. Bb5 Bg4 14. Bxc6 bxc6 15. Nd4 $15 {-0.34/10}) (11. Qd1 a6 12. Nc3 Ne4 13. Nxe4 dxe4 14. Nd4 Nxd4 15. Bxd4 $15 {-0.50/9}) (11. d3 Bb6 12. c4 Qd6 13. Nc3 dxc4 14. Nb5 Qe6 15. Qxc4 $11 {-0.03/9}) (11. Nc3 a6 12. Rb1 b5 13. d3 d4 14. Nd1 Bb6 15. Re1 $15 {-0.28/8}) (11. Nh4 Bd7 12. Nf3 Qe7 13. Nc3 a6 14. Re1 Qe6 15. d3 $15 {-0.28/10}) (11. h3 Qe7 12. Nc3 a6 13. Re1 Rad8 14. d3 Be6 15. Rb1 $15 {-0.34/10}) 11... Qd6 12. c5 Qe7 13. Nd4 Nxd4 14. Bxd4 b6 15. Bb5 $11 {0.00/8}) 11. d3 (11. Bc3 Ne4 12. Bxa5 Nxa5 13. Qb2 c5 14. Nc3 Nd6 15. Qb1 $15 {-0.44/9}) 11... Rad8 12. Nbd2 Bb6 13. Bc3 d4 14. Bxd4 Bxd4 15. Nxd4 $15 {-0.34/9}) (10. Re1 a6 (10... Qe7 11. c3 (11. Ng5 Bf5 12. Nf3 Ne4 13. Rf1 Rad8 14. Bb5 Qc5 15. Bxc6 $15 {-0.44/8}) (11. Bb5 Ne4 12. Nd4 Bd7 13. Nb3 Bb6 14. Qh5 Na5 15. Bxd7 $15 {-0.28/8}) 11... Bb6 12. d3 Bc5 13. Nbd2 Rad8 14. d4 Bd6 15. c4 $11 {-0.12/10}) 11. Rf1 (11. Qc1 Qe7 12. Bc3 b5 13. Qb2 Bxc3 14. Nxc3 Rad8 15. Nd1 $15 {-0.31/9}) (11. c3 Qd6 12. d3 Ne5 13. Nxe5 Qxe5 14. Nd2 c5 15. Nf3 $11 {-0.25/9}) 11... Bf5 12. Nc3 b5 13. a4 b4 14. Na2 Qd6 15. Nc1 $11 {-0.19/9}) (10. Ne1 a6 (10... Qe7 11. Nd3 Rad8 12. Nf4 Bf5 13. Bd3 Ne4 14. Qh5 g6 15. Qh6 $11 {-0.19/8}) (10... Bb6 11. Nc3 (11. Nf3 Na5 12. Ne5 Nd7 13. Nf3 Nc4 14. Bc3 Qe7 15. Bxc4 $11 {-0.22/10}) (11. d4 Na5 12. Nd2 c6 13. Nd3 Bc7 14. Bc3 Rb8 15. Ne5 $15 {-0.28/10}) (11. Bb5 a6 12. Bxc6 bxc6 13. Qf3 Ne4 14. d3 Nd6 15. Nd2 $15 {-0.37/10}) 11... Ne4 12. Nxe4 dxe4 13. d3 exd3 14. Bxd3 Qg5 15. Nf3 $11 {0.00/10}) (10... Rb8 11. Nf3 (11. Nd3 Qe7 12. Nf4 Bf5 13. Nc3 Rbd8 14. Bb5 a6 15. Bxc6 $11 {-0.25/9}) 11... Qe7 12. d3 Bb6 13. Nbd2 Rbd8 14. Bxf6 Qxf6 15. d4 $11 {-0.19/10}) 11. Nd3 Qe7 12. Bf3 Bf5 13. Nf4 Rad8 14. Bxf6 Qxf6 15. c3 $15 {-0.44/10}) 10... Ne4 (10... a6 11. Nbd2 Ne4 12. Nxe4 dxe4 13. Nd2 Bxd2 14. Qxd2 Qg5 15. Rfb1 $11 {-0.12/10}) 11. Nbd2 (11. Qd3 Qf6 12. Qb3 Rab8 13. Nc3 Bxc3 14. Bxc3 Bg4 15. Rab1 $15 {-0.28/9}) 11... Qf6 (11... Bg4 12. Nxe4 dxe4 13. Ne1 Bxe2 14. Qxe2 Qh4 15. c4 $11 {-0.09/10}) 12. c4 (12. Rb1 Qg6 13. Nh4 Qh6 14. Nhf3 a6 15. Nb3 $11 {-0.22/9}) 12... Rad8 (12... Qg6 13. Nh4 Qh6 14. Nhf3 Nxd2 15. Nxd2 $15 {-0.37/9}) 13. Nxe4 (13. Rc1 Qg6 14. cxd5 Bxd5 15. Nc4 $11 {0.00/9}) 13... dxe4 14. Nd2 Bxd2 (14... Qg6 15. Bh5 $15 { -0.31/10}) 15. Qxd2 Qg6 16. Kh1 b6 17. Rad1 Bg4 1/2-1/2 [Event "RSS7E high-10"] [Site "?"] [Date "2005.??.??"] [Round "?"] [White "Lisakowski, Christof"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [WhiteElo "2260"] [BlackElo "2425"] [PlyCount "66"] [EventDate "2005.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. Nf3 Nc6 5. Bb2 O-O 6. e3 d5 7. a3 Bd6 8. Be2 Bf5 9. O-O Re8 10. d4 Na5 $146 (10... Qd7 11. Nbd2 b5 12. Bxb5 Rab8 13. c4 dxc4 14. d5 Nxd5 15. Nd4 Rxb5 16. Nxb5 Bd3 17. Nxd6 Qxd6 18. Nxc4 Qg6 19. Rc1 Bxf1 20. Qxf1 Qe6 {1/2-1/2 Gretencord,U-Daus,P/DESC 2001}) (10... h6 11. Nbd2 $15) 11. Nbd2 c6 12. c4 Ne4 13. Rc1 (13. c5 Bc7 $15) 13... Nxd2 (13... dxc4 14. Nxc4 Nxc4 15. Bxc4 Be6 $11) 14. Nxd2 $11 dxc4 15. Nxc4 Nxc4 16. Bxc4 Qg5 17. Qf3 Re7 18. Be2 Re4 19. g3 Rh4 20. Bc4 Rf8 21. Qe2 Re8 22. Rc3 Rxd4 23. Rb3 Rxc4 24. Qxc4 Be6 25. Qe4 Re7 26. Rd3 Bd5 (26... Bf5 27. Qd4 Rd7 28. e4 $14) 27. Qa4 a6 28. Rfd1 Qh5 (28... Qf5 29. Qa5 Re8 30. Rxd5 cxd5 31. Qb6 $14) 29. Rxd5 $14 cxd5 30. Qb3 Re8 (30... h6 31. Rxd5 Qg6 32. Qc3 $14) 31. Rxd5 $16 Qg6 32. a4 (32. Qxb7 Qb1+ 33. Kg2 Qe4+ 34. f3 Qc2+ 35. Kh3 Bf8 $14) 32... Bf8 33. Rd1 (33. Rd7 b5 $14) 33... b6 $14 1/2-1/2 [Event "corr SOK-91-74"] [Site "?"] [Date "1991.??.??"] [Round "?"] [White "Diener, Rudolf"] [Black "Leisebein, Peter"] [Result "0-1"] [PlyCount "66"] [EventDate "1991.??.??"] 1. b4 e5 $15 2. Bb2 Bxb4 3. Bxe5 Nf6 4. e3 O-O 5. a3 Be7 6. Bc4 Nc6 7. Bb2 d5 8. Ba2 Bg4 9. f3 Be6 10. Ne2 Qd6 11. d4 (11. Nbc3 Rfe8 $15) 11... Na5 12. Nd2 c5 (12... Qc6 13. O-O $17) 13. O-O Rac8 14. Rb1 b6 15. Nc3 (15. dxc5 Qxc5 16. Nd4 Bd6 $15) 15... Qd7 16. Ne2 Rfe8 17. Nf4 cxd4 18. exd4 (18. Bxd4 Bf5 19. Nd3 Bxa3 20. Bxf6 gxf6 $17) 18... Bf5 19. Nd3 Qa4 20. Bb3 Nxb3 21. Nxb3 Bd6 (21... Bxa3 $143 22. Ra1 Qc6 23. Bxa3 Qxc2 24. Qxc2 Rxc2 25. Ne5 $14) 22. Rf2 Qc4 ( 22... Bxa3 23. Ra1 $16) 23. Ne1 (23. Ne5 Qc7 24. Rc1 b5 $17) 23... Qc7 $19 24. g3 h5 (24... a6 25. Nd3 $19) 25. Qd2 h4 26. Qg5 hxg3 27. hxg3 Bg6 28. Rg2 Qe7 29. Qh4 (29. Kh1 Bxa3 30. Bxa3 Qxa3 $19) 29... Qe3+ (29... Bxa3 $6 30. Bxa3 Qxa3 31. Rh2 $17) 30. Kh1 Bxc2 $1 31. Nxc2 (31. Rxc2 Qxe1+ { Annihilates a defender: e1}) 31... Qxb3 32. Ne1 Re6 33. Rh2 { Do you see the mate threat?} Rxe1+ $1 (33... Rxe1+ 34. Rxe1 Qxf3+ 35. Kg1 Qxg3+ 36. Qxg3 Bxg3 $19) 0-1 [Event "T8-04 TSC"] [Site "?"] [Date "2002.??.??"] [Round "?"] [White "Vetter, Udo"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [PlyCount "38"] [EventDate "2002.??.??"] 1. b4 (1. Nf3 Nf6 $11) 1... e5 $15 2. Bb2 Bxb4 (2... f6 3. a3 $15) 3. Bxe5 Nf6 4. Nf3 (4. Nc3 Ba5 $15) 4... Nc6 5. Bc3 O-O 6. e3 Re8 7. Be2 Ne4 (7... d6 8. O-O $15) 8. Bxb4 Nxb4 9. O-O Qf6 10. d4 d6 11. c3 Nd5 (11... Nc6 12. Qb3 $11) 12. Qb3 Nb6 13. a4 (13. Nbd2 Nxd2 14. Nxd2 Bf5 $11) 13... a5 (13... Qg6 14. a5 Nd7 15. Bb5 $11) 14. Nbd2 $11 Bf5 15. Bb5 Nxd2 16. Nxd2 Re7 17. Be2 (17. Rfe1 Qg6 $11) 17... d5 (17... Qg6 18. c4 $11) 18. Rfe1 (18. c4 dxc4 19. Nxc4 Be6 $11 ) 18... Bd7 (18... Qg6 19. Qb5 $11) 19. Nf3 Bf5 1/2-1/2 [Event "corr SOK-89-35"] [Site "?"] [Date "1989.??.??"] [Round "?"] [White "Leisebein, Peter"] [Black "Rosner, Dirk"] [Result "0-1"] [PlyCount "28"] [EventDate "1989.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c4 O-O 5. e3 d5 6. cxd5 Nxd5 7. Nf3 Re8 8. Bb2 Nf4 9. Ne5 $11 Qg5 10. g3 (10. exf4 $5 Qxf4 11. Qe2 $15) 10... Rxe5 $17 11. gxf4 (11. Qb3 $142 $5 Nd5 12. f4 Rxe3+ 13. Qxe3 Nxe3 14. fxg5 Nc2+ 15. Kd1 Nxa1 16. Bg2 $19) 11... Rxe3+ $1 $19 12. Be2 (12. fxe3 Qh4+) 12... Qg2 { Threatening mate... how?} 13. Rf1 Re4 {Do you see the mate threat?} 14. Nc3 Rxf4 (14... Rxf4 15. Bd3 Bf5 (15... Qxh2 $6 16. Nd5 $19) 16. Bxf5 Rxf5 $19) 0-1 [Event "corr SOK-91-74"] [Site "?"] [Date "1991.??.??"] [Round "?"] [White "Roever"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [PlyCount "86"] [EventDate "1991.??.??"] 1. b4 e5 $15 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c4 O-O 5. e3 d5 6. cxd5 Nxd5 7. Nf3 Re8 8. Bb2 Nf4 9. Ne5 $15 Qg5 10. exf4 Qxf4 11. Qe2 Nc6 12. g3 Qxe5 13. Bxe5 (13. Qxe5 {A pinning theme} Nxe5) 13... Nxe5 14. f3 (14. Bg2 $5 Nd3+ 15. Kf1 Rxe2 16. Kxe2 $11) 14... Nxf3+ $17 15. Kf2 (15. Kd1 $5 Rxe2 16. Bxe2 $17) 15... Rxe2+ 16. Bxe2 Nxd2 17. Nxd2 Bxd2 18. Rad1 Bg5 19. h4 Be7 20. Bf3 c6 21. a4 ( 21. Rb1 Bc5+ 22. Ke2 Kf8 $17) 21... Bc5+ 22. Kg2 Be6 23. h5 g5 24. h6 (24. Rhe1 g4 25. Be2 Bd5+ 26. Kh2 f5 $19) 24... g4 25. Be4 f5 26. Rh5 fxe4 27. Rxc5 (27. Rg5+ Kf7 28. Rf1+ Ke7 29. Rxc5 Bd5 $19) 27... Bd5 28. Rdxd5 (28. Kf2 Rf8+ 29. Ke2 Rf3 30. Rcxd5 cxd5 31. Rxd5 Rxg3 $19) 28... cxd5 29. Rxd5 Kf7 30. Rd7+ Kg6 31. Rxb7 Re8 32. Rxa7 e3 (32... Kxh6 33. a5 $17) 33. Kf1 (33. Ra6+ Kf5 34. Kf1 Ke4 $11) 33... e2+ $17 34. Ke1 Kxh6 35. Ra6+ Kg7 36. Ra7+ Kg8 (36... Kg6 37. Ra6+ Kf5 38. Ra5+ Kf6 39. Ra6+ Ke5 40. Kxe2 Kd4+ 41. Kf2 $11) 37. Ra5 (37. a5 Re3 $11) 37... Kf7 38. Ra7+ Kg6 39. Ra6+ Kf5 40. Ra5+ Ke4 41. Kxe2 Rc8 42. Rb5 Rc2+ 43. Kf1 Ra2 1/2-1/2 [Event "Riepe-Einladungsturnier"] [Site "?"] [Date "1999.??.??"] [Round "?"] [White "Rosner, Dirk"] [Black "Leisebein, Peter"] [Result "0-1"] [PlyCount "55"] [EventDate "1999.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c4 O-O 5. e3 Nc6 6. Bb2 d5 7. cxd5 Nxd5 8. a3 Ba5 9. Nf3 Re8 10. Bb5 Qd6 (10... Bd7 11. Qc2 (11. Qb3) 11... Qe7 (11... a6 12. Bd3 (12. Bc4 Nb6 (12... Nce7 13. O-O (13. Bd3 h6 (13... Ng6 14. O-O Bb5 15. Bxg6 fxg6 16. d3 $11 {0.13/9}) 14. O-O c6 15. Rc1 Bc7 16. Nc3 $11 {0.03/8}) 13... Rb8 (13... b5 14. Bd3 h6 15. Nc3 c6 16. Rfc1 $11 {0.22/8}) (13... c6 14. d4 Ng6 15. Nbd2 Qe7 16. Rab1 $11 {0.16/8}) 14. e4 Nf4 15. Ne5 Be6 16. Rd1 $11 { 0.13/8}) (12... Be6 13. O-O Qe7 (13... Bb6 14. d3 Na5 15. Ba2 Qd6 16. Nc3 $11 { 0.19/9}) (13... Rb8 14. d4 Nf6 15. d5 Bxd5 16. Rd1 $14 {0.34/9}) (13... Nb6 14. Bd3 h6 15. Bh7+ Kh8 16. Be4 $11 {0.09/10}) (13... Ra7 14. d3 Qe7 15. Rc1 Bb6 16. Nbd2 $11 {0.19/9}) (13... h6 14. d3 Rb8 15. Nbd2 b5 16. Bb3 $14 {0.31/9}) 14. d3 Nf6 15. Nbd2 Bxd2 16. Nxd2 $11 {0.06/9}) 13. Bd3 h6 14. O-O Qe7 15. Nd4 Nxd4 16. Bxd4 $11 {0.00/8}) 12... g6 (12... Nf6 13. Bc4 (13. h3 Qe7 (13... h6 14. O-O Qe7 15. Bc4 Be6 16. Bxe6 $11 {-0.06/10}) 14. O-O h6 15. Bc4 Be6 16. Bxe6 $11 {-0.06/10}) (13. O-O Bg4 14. Ng5 h6 $11 {-0.03/9} 15. f3 Bc8 16. Ne4 $11 {-0.09/9}) 13... Ne4 14. Bd5 Ng5 15. O-O Rb8 16. Nc3 $11 {0.13/9}) (12... h6 13. O-O Nf6 14. Bc4 Rb8 15. d3 Be6 16. Bxe6 $11 {0.16/10}) 13. O-O (13. Nc3 Bxc3 (13... Bg4) 14. dxc3 Nf4 15. O-O-O Nxd3+ 16. Qxd3 $11 {-0.06/10}) 13... Bg4 14. Be4 f5 15. Bxd5+ Qxd5 16. Nd4 $11 {0.09/8}) (11... Nf6 12. Be2 (12. O-O Ne5 (12... a6 13. Bc4 h6 (13... b5 14. Ba2 h6 15. d4 Qe7 16. Rc1 $14 {0.31/9}) (13... Ne4 14. d3 Nd6 15. Bd5 Ne7 16. Bb3 $11 {0.25/10}) 14. d3 b5 15. Ba2 Qe7 16. Rc1 $11 {0.22/10}) 13. Be2 Nxf3+ 14. Bxf3 c6 $11 {-0.09/9} 15. Bd4 Bb6 16. Bxb6 $11 {-0.03/11}) (12. Ba4 a6 (12... Qe7 13. Bc3 (13. Nc3 Rad8 (13... Qc5) ( 13... Ng4) (13... a6) (13... h6) 14. O-O Ne5 15. Nxe5 Qxe5 16. d4 Qh5 $11 { -0.22/8}) (13. O-O Qd6 (13... Rad8 14. d3 (14. Rc1) 14... Ng4 15. Rc1 Nce5 16. Nxe5 Nxe5 $11 {0.06/8}) (13... Bb6 14. Bb3 (14. d4) (14. Nc3) (14. d3) (14. Rc1 ) 14... h6 15. Nc3 Rad8 16. Nd5 Nxd5 $11 {0.12/9}) 14. Bb3 (14. Rc1 Re7 15. Bxc6 Bxc6 16. Qf5 Nd5 $11 {-0.09/9}) (14. d3 Rad8 15. Rc1 Ng4 16. Nbd2 Bxd2 $11 {-0.09/8}) 14... Ne4 15. d3 Nc5 16. Bc4 Be6 $11 {-0.06/8}) 13... Bb6 (13... Bxc3 14. Nxc3 Qc5 15. O-O a6 16. d4 Qh5 $11 {0.09/9}) (13... Nd5 14. O-O (14. Bxa5 Nxa5 15. Bxd7 Qxd7 16. O-O c5 $11 {-0.09/9}) (14. Bxc6 Bxc3 15. Bxd7 Bxa1 16. Bxe8 Rxe8 $11 {-0.06/8}) 14... Nxc3 15. Nxc3 Qd6 16. Ne4 Qg6 $11 {0.19/9}) (13... Qd6 14. O-O (14. Bxa5 Nxa5 15. Bxd7 Nxd7 16. O-O c5 $11 {-0.16/9}) 14... Bxc3 15. Nxc3 Ne5 16. Nxe5 Bxa4 $11 {0.03/8}) 14. Qb2 Nh5 15. O-O Rab8 16. Rc1 Red8 $11 {0.00/8}) (12... Ne4 13. O-O Ng5 (13... Qe7 14. d3 (14. Rc1) 14... Nc5 15. Bb5 Ne5 16. Nxe5 Bxb5 $11 {0.03/9}) 14. Nxg5 Qxg5 15. f4 (15. d3 Qg6 16. Rc1 $11 {0.00/9}) 15... Qh4 (15... Qh5) 16. f5 $11 {0.00/8} (16. Bc3 Bb6 $15 { -0.38/9})) (12... Rb8 13. O-O Bb6 (13... Nd5 14. Rc1 (14. Qc5) (14. d3) 14... Nce7 15. Bb3 c6 16. Qc4 Be6 $11 {0.25/8}) (13... Qe7 14. Bb3 (14. Bc3) (14. d3) (14. Nc3) (14. Rc1) (14. d4) 14... h6 15. d3 Rbd8 16. Nbd2 Bf5 $11 {0.19/8}) ( 13... a6 14. d3 Bf5 15. Bxc6 Bxd3 16. Bxf6 gxf6 $16 {0.84/9}) (13... h6 14. d3 (14. Nc3) (14. Rc1) (14. d4) (14. Rd1) 14... a6 15. Rc1 b5 16. Bb3 Rb6 $14 { 0.28/9}) 14. d4 (14. Nc3) (14. Rc1) (14. d3) (14. Bb3) 14... Ne7 15. Bxd7 Qxd7 16. Nc3 Rbd8 $11 {0.00/10}) (12... Rc8 13. O-O Qe7 (13... Bb6 14. Nc3 (14. Rc1) (14. d3) (14. Bb3) 14... Qe7 15. d4 Nb8 16. Bb3 Be6 $11 {0.22/9}) (13... Nd5 14. Qc5 (14. Rc1) (14. Nc3) (14. Qd3) (14. d3) (14. d4) (14. Bxc6) 14... Nde7 15. Qh5 g6 16. Qg5 Nf5 $11 {0.22/10}) (13... a6 14. d3 (14. Bb3) 14... Qe7 15. Nbd2 Bxd2 16. Qxd2 Qd6 $11 {0.22/9}) (13... h6 14. d4 (14. d3) (14. Nc3) (14. Rc1) (14. Rd1) (14. Bc3) 14... Ne7 15. Bxd7 Qxd7 16. Rc1 Ng6 $11 {0.06/10}) 14. Bb3 (14. Bc3) (14. d3) (14. Nc3) (14. Rd1) (14. Rc1) (14. d4) 14... Qd6 15. Ng5 Nd8 16. Nc3 Bc6 $11 {0.03/7}) (12... Bb6) 13. O-O Qe7 (13... Nd5 14. Rc1 (14. d3) (14. Qd3) 14... Ra7 15. d3 Bb6 16. Nbd2 Ra8 $14 {0.41/9}) (13... Bb6 14. d4 (14. Rc1) (14. d3) (14. Bb3) (14. Nc3) (14. Rd1) 14... Ne7 15. Nc3 c6 16. Rac1 Bg4 $11 {0.09/9}) 14. Bb3 (14. d3) (14. Rc1) (14. d4) (14. Rd1) 14... Qd6 15. Ng5 Nd8 16. f4 Bb5 $11 {-0.03/8}) (12. Bc4 Ne4 13. Bd5 Bf5 (13... Nd6 14. O-O ( 14. Qc5 Bb6 15. Qc3 Nf5 16. O-O Qe7 $11 {0.12/9}) 14... Ne7 15. Bb3 Rc8 16. Qc5 Nc6 $11 {0.19/9}) 14. Bxc6 bxc6 15. Nd4 Bg6 16. Qc1 Qd6 $11 {-0.19/8}) (12. Bd3 Qe7 (12... a6 13. Bc4 (13. h3 Qe7 (13... h6 14. O-O Be6 15. Nc3 Qe7 16. Ne4 Nd7 $11 {0.03/9}) 14. Nc3 (14. O-O h6 15. Bc4 Be6 16. Bxe6 Qxe6 $11 {-0.06/9}) (14. Bc4 b5 15. Bb3 Nd8 16. Ne5 c5 $15 {-0.28/9}) 14... Rad8 15. Na4 h6 16. Rb1 b5 $11 {0.03/8}) (13. O-O Bg4 14. Ng5 h6 15. f3 Bc8 16. Ne4 Nd5 $11 {0.03/9}) (13. Be2 Rb8 (13... Bg4 14. O-O Qd6 15. Rc1 Rab8 16. h3 Bd7 $11 {0.06/8}) (13... Qe7 14. O-O (14. Bc3 Be6 15. O-O Bxc3 16. Nxc3 Na5 $11 {-0.03/9}) (14. Nc3 Rad8 15. O-O Bg4 16. Rfc1 Qd7 $11 {-0.13/8}) 14... Rad8 15. d4 Nd5 16. Bd3 h6 $11 { 0.09/9}) 14. O-O Bg4 15. h3 Be6 16. Rc1 Bd5 $11 {-0.06/9}) 13... Ne4 14. Bd5 Ng5 15. O-O Nxf3+ 16. Bxf3 Qh4 $11 {0.09/9}) (12... Rb8 13. O-O (13. Bc4 Ne4 14. Nc3 (14. O-O Bg4 15. Nd4 Nxd4 16. Bxd4 c5 $15 {-0.38/9}) (14. Bd3 Bf5 15. O-O Bg6 16. Ne1 Qg5 $15 {-0.31/8}) 14... Bf5 15. O-O Ng3 16. Qb3 Nxf1 $11 { -0.25/9}) (13. Be2 Qe7 (13... Bg4 14. O-O a6 15. Rc1 Qd6 16. h3 Bd7 $11 {0.09/9 }) (13... a6) 14. O-O Bg4 15. d4 Qd7 16. Rd1 Bf5 $11 {-0.03/9}) (13. h3 Qe7 ( 13... h6 14. Nc3 (14. O-O Be6 15. Nc3 Bb3 16. Bh7+ Nxh7 $11 {-0.03/11}) (14. Bc4 b5 15. Bb3 Qe7 16. O-O Rbd8 $11 {0.12/8}) (14. Be2 Qe7 15. O-O Rbd8 16. Rc1 Nd5 $11 {-0.03/9}) 14... Qe7 15. O-O Rbd8 16. Na4 b6 $11 {0.12/8}) 14. O-O h6 15. Nc3 Rbd8 16. Na4 b6 $11 {0.12/8}) 13... Bg4 14. Ng5 h6 15. Ne4 Nd7 16. Bb5 Nce5 $11 {0.12/9}) (12... Bg4 13. Ng5 h6 14. Ne4 (14. h3) (14. Nh7) 14... Nd7 15. Ng3 Rb8 16. Bh7+ Kh8 $11 {0.12/10}) (12... Bb6 13. O-O (13. h3) (13. Be2) 13... Bg4 14. Ng5 h6 15. Ne4 Nd5 16. Bb5 Bd7 $11 {0.00/8}) (12... h6 13. O-O ( 13. Be2) 13... Bg4 (13... Qe7 14. Bc4 a6 15. d3 Rad8 16. Rc1 b5 $11 {0.12/8}) ( 13... Rb8 14. Be2 (14. Rc1) (14. Nc3) (14. Rd1) 14... Bg4 15. Rc1 Qd6 16. d4 Qd5 $11 {0.09/8}) 14. Be2 Qd6 15. Rc1 Rad8 16. Bb5 Bd7 $11 {0.03/8}) (12... Rc8 13. O-O (13. h3) (13. Be2) 13... Bg4 14. Ng5 h6 15. Ne4 Nd7 16. f3 Be6 $11 { 0.00/10}) 13. O-O Bg4 (13... h6 14. Bc4 (14. Rc1 a6 15. Bf5 Rad8 16. Bxd7 Rxd7 $11 {-0.03/9}) (14. Bf5 Bxf5 15. Qxf5 Qe4 16. Qh3 Nd5 $11 {-0.03/9}) 14... Bg4 15. Bb5 Bxf3 16. gxf3 Rab8 $11 {0.06/9}) 14. Bb5 Bxf3 15. gxf3 Rab8 16. Qa4 Qe6 $11 {-0.16/8}) (12. Qc5 h6 13. Bxc6 Bb6 14. Bxf6 Qxf6 15. Qc3 Qxc6 16. O-O Qd5 $15 {-0.47/10}) 12... Bg4 (12... Qe7 13. O-O (13. Bc3) 13... a6 14. Bc4 (14. d4 ) 14... b5 15. Bb3 h6 16. d4 Qd6 $14 {0.31/9}) (12... a6 13. O-O Bg4 (13... Qe7 14. Rc1 (14. Bc3 Be6 15. Rc1 Bxc3 16. Nxc3 Na5 $11 {-0.09/10}) (14. d4) (14. Bc4) 14... Qd6 (14... Rad8 15. d4 Bb6 16. Nc3 $14 {0.31/9}) 15. d4 Bg4 (15... Qd5 16. Ne5 $14 {0.28/9}) 16. Ne5 Nxe5 $14 {0.28/9}) 14. d3 (14. d4 Qd7 15. Rd1 (15. Rc1 Bf5 16. Qb3 $11 {-0.06/9}) 15... Rad8 16. Bc3 (16. Nc3 $11 {-0.09/8}) 16... Bb6 $11 {0.00/9}) (14. Rd1 Qd6 15. d4 Rad8 16. Nbd2 Qe6 $11 {0.06/8}) ( 14. Bc3 Bb6 15. h3 Bh5 16. Qb2 (16. d3 $11 {0.00/9}) 16... Re6 $11 {0.03/9}) ( 14. h3 Be6 15. Rc1 (15. d3 Nd5 16. Nbd2 $11 {0.06/10}) 15... Rb8 16. Nc3 (16. d4 $11 {0.03/8}) 16... Qd6 $11 {0.09/9}) (14. Rc1 Qd6 15. d4 Qd5 (15... Rad8) 16. Nc3 Bxc3 $11 {0.00/8}) (14. Nc3 Qd6 15. d4 Rad8 16. Rfc1 Qe6 $11 {-0.03/9}) 14... Qd6 15. Nbd2 (15. h3 Bh5 (15... Bf5 16. Nbd2 Bxd2 $11 {0.09/8}) 16. Nbd2 $11 {-0.03/9}) 15... Bxd2 16. Qxd2 $11 {0.13/9}) 13. O-O Qd6 (13... a6 14. d3 ( 14. d4 Qd7 15. Rc1 Bf5 16. Qb3 (16. Bd3 $11 {-0.06/8}) 16... Be6 $11 {-0.06/9}) (14. Bc3 Bb6 15. h3 Bh5 16. Qb2 Re6 $11 {0.03/9}) (14. Rc1 Qd6 (14... Rb8 15. d4 (15. Nc3 Qd6 16. d4 $11 {-0.03/9}) 15... Qd7 16. Bc3 Bxc3 $11 {0.06/9}) 15. Bc3 Bxc3 16. Nxc3 $11 {0.03/8}) (14. Rd1 Qd6 15. d4 Rad8 16. Nbd2 Bxd2 $11 { 0.06/8}) (14. h3 Bh5 (14... Be6) 15. Rc1 (15. d3 Qd6 16. Rc1 $11 {0.00/9}) 15... Bg6 (15... Ne4) 16. d3 Nd5 $11 {0.03/10}) (14. Nc3 Qd6 15. Rfd1 (15. d4 Rad8 16. Rfc1 $11 {-0.09/8}) 15... Rad8 16. d4 (16. d3 $11 {0.00/8}) 16... Qe6 $11 {0.00/9}) 14... Qd6 15. Nbd2 (15. h3 Bh5 16. Nbd2 Bxd2 $11 {0.00/9}) 15... Bxd2 16. Qxd2 $11 {0.13/9}) 14. Rc1 (14. Bc3 Rad8 15. Bxa5 Nxa5 16. d4 Nc6 $11 {0.03/9}) (14. d4 Rad8 15. Rc1 Qd5 16. Nbd2 Bxd2 $11 {0.09/8}) (14. Nc3 Rad8 15. Rfd1 Qe6 (15... a6) 16. d3 $11 {0.03/8} (16. Rac1 Bf5 $11 {0.00/8})) 14... Rad8 15. d4 Qd5 16. Nbd2 Bxd2 $11 {0.09/8}) 12. Bd3 (12. O-O Rad8 13. d3 Ne5 14. Bxe5 Bxb5 $11 {-0.19/8}) (12. Bc4 Nb6 (12... Qc5 13. Qb3 (13. O-O b5 14. Ng5 (14. Bb3 Qxc2 15. Bxc2 Bg4 16. Rc1 Bxf3 17. gxf3 Nce7 $11 {0.03/10}) (14. Bd3 Qxc2 15. Bxc2 Bg4 16. Rc1 Bxf3 17. gxf3 Nce7 $11 {0.03/11}) 14... g6 15. Bb3 (15. Bd3 Qxc2 16. Bxc2 h6 17. Bb3 Nce7 $11 {0.03/10}) 15... Qxc2 16. Bxc2 Rac8 17. Bb3 Nce7 $14 {0.37/9}) 13... Be6 14. O-O Bb6 15. d4 Qd6 16. Qc2 Nf6 $11 {0.06/9}) 13. Bd3 h6 14. O-O (14. Nc3 Bg4 15. Be4 Rad8 16. Bxc6 bxc6 $11 { -0.13/8}) (14. Be2 Rad8 15. O-O Bg4 16. Nc3 Ne5 $11 {-0.25/8}) 14... Bg4 15. Nd4 Nxd4 16. Bxd4 Rad8 $11 {-0.06/9}) 12... h6 13. O-O Bg4 14. Nd4 Nxd4 $11 { -0.13/8}) 11. O-O (11. Qa4 Bd7 12. Bxc6 Qxc6 13. Qxa5 b6 14. Qa6 Nf4 15. O-O $15 {-0.62/10}) 11... Bg4 (11... a6 12. Bxc6 Qxc6 13. d3 b5 14. Nbd2 Qh6 15. Qc2 $11 {-0.19/9}) 12. h3 (12. d3 Rad8 (12... Rab8 13. Qa4 (13. h3 Bh5 14. Qc2 Bxf3 15. gxf3 Ne5 16. Qd1 Qb6 17. a4 $17 {-0.87/9}) 13... Bxf3 (13... Qg6 14. Kh1 Nb6 (14... Bxf3 15. gxf3 Nf6 16. Qf4 Nd5 17. Qh4 $11 {0.22/9}) 15. Qf4 Bxf3 16. gxf3 Nd5 17. Qh4 $11 {0.19/9}) 14. gxf3 Re6 15. Kh1 Nb6 16. Qg4 Ne5 17. Qg3 $17 {-0.84/9}) 13. h3 (13. Bxc6 Qxc6 14. Qc1 Qd6 $17 {-0.88/8}) 13... Bh5 14. Ra2 (14. Bxc6 Qxc6 15. Nd4 $15 {-0.62/9}) 14... a6 $15 {-0.53/8}) 12... Bh5 ( 12... Bd7 13. Qc2 (13. Qb3 a6 (13... Nb6 14. d4 Rad8 $11 {-0.09/8}) 14. Bd3 h6 15. Rc1 $11 {-0.25/8}) 13... Rad8 14. d4 Qf6 $11 {-0.16/8}) 13. Nc3 (13. Bxc6 bxc6 14. Qa4 Bxf3 15. gxf3 $11 {0.00/8}) 13... Rad8 14. Rc1 (14. Be2 Bxc3 15. Bxc3 $15 {-0.44/8}) 14... Bxc3 (14... a6 15. Bxc6 $15 {-0.31/9}) 15. Bxc3 (15. dxc3 $143 Qh6 16. Bxc6 bxc6 $19 (16... Qxc6 $143 17. Nd4 Qg6 18. g4 $17)) 15... Qxa3 16. Bxc6 bxc6 17. Bd4 Nf4 18. Ra1 Qd3 19. Kh2 Nxg2 20. Kxg2 Re6 21. Kh2 c5 22. Bxg7 Qd6+ 23. Be5 Rxe5 24. Rg1+ Kf8 (24... Rg5+ 25. Rg3 Rxg3 26. fxg3 $17) 25. Rg3 Rf5 26. Kg2 Qc6 27. Rxa7 (27. d3 c4 28. e4 Rxd3 29. exf5 Rxd1 30. Rxd1 Ke7 $19) 27... Bxf3+ 28. Rxf3 0-1 [Event "corr"] [Site "?"] [Date "1998.??.??"] [Round "?"] [White "Neumeyer, A."] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [PlyCount "52"] [EventDate "1998.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. e3 Nc6 5. Bb2 O-O 6. c4 d5 7. a3 Ba5 8. Nf3 Re8 9. cxd5 Nxd5 10. Be2 Bg4 11. O-O Qd7 12. Nc3 Bxc3 (12... Rad8 13. Nxd5 (13. Qb3 $15 Bxc3 (13... Be6 14. Qc2 Bf5 15. Qb3 Nb6 16. d4 Be6 $11 {-0.03/9}) 14. Bxc3 Nf4 15. Bc4 Bxf3 16. gxf3 Ng6 $15 {-0.50/8}) 13... Qxd5 14. Qa4 (14. d4 Bf5 15. Qc1 Be4 16. Bc3 Bb6 $11 {-0.09/10}) 14... Re4 15. Qc2 Re7 16. Rfd1 Be6 $11 {0.03/9}) 13. dxc3 $11 (13. Bxc3 Rad8 (13... a6 14. Rb1 (14. Bb2 Rad8 15. Rc1 Qd6 16. h3 Bf5 $11 {-0.03/8}) 14... Rab8 15. Bb2 Rbd8 16. d3 Nb6 $11 { 0.00/10}) (13... Be6 14. Bb2 (14. Qc2 Bf5 15. Qb2 Nxc3 16. dxc3 b6 $11 {0.00/10 }) 14... Rad8 15. Rc1 Bg4 16. h3 Bh5 $11 {0.06/8}) 14. Rb1 Bf5 15. Rb3 Nb6 16. Nd4 Nxd4 $11 {0.00/9}) 13... Rad8 (13... Qe6 14. Qb3 Rad8 15. Rfe1 a6 16. Rad1 Nf4 $11 {0.03/8}) 14. c4 Nb6 15. Qc2 Qf5 (15... Bf5 16. Qb3 Qe6 $11 {0.09/9}) 16. Qxf5 Bxf5 17. Rad1 Bg4 18. Rxd8 Rxd8 19. Rc1 f6 20. Kf1 Na4 21. Bd4 Bxf3 22. Bxf3 (22. gxf3 $2 Nxd4 23. exd4 Rxd4 $19) 22... Nxd4 23. exd4 Rxd4 24. Bxb7 c5 25. Ke2 Kf7 26. Ba6 Kg6 1/2-1/2 [Event "corr"] [Site "?"] [Date "1988.??.??"] [Round "?"] [White "Grehl, Siegfried"] [Black "Leisebein, Peter"] [Result "1-0"] [PlyCount "36"] [EventDate "1988.??.??"] 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 Bf5 10. a3 Ba5 11. O-O a6 (11... Qd6 12. d4 Re6 13. Bd3 Bxd3 14. Qxd3 Rae8 15. Nbd2 Bxd2 16. Nxd2 Rh6 17. h3 Rg6 18. Rae1 Nb6 19. f4 Rg3 20. Ne4 Qg6 21. f5 Rxg2+ 22. Kh1 Ne5 23. dxe5 Qc6 24. Kxg2 Rxe5 25. Bxe5 Nc4 { 1-0 Myslowski,K (1930)-Brustman,J (2100)/Polonia-B Warsaw 1978}) (11... h6 12. Qb3 Qd6 13. d4 a6 14. Rc1 Bb6 15. Nc3 Nxd4 16. Nxd4 Bxd4 17. Nxd5 Bxb2 18. Qxb2 Qxd5 19. Rxc7 b5 20. Bh5 Be6 21. Bf3 Qd8 22. Rac1 Rc8 23. Rxc8 Bxc8 24. a4 bxa4 25. Bc6 Re6 26. Bxa4 { Gavrijski,D (2010)-Krueger,J/corr ICCF WSTT/3/06/2 2006/Inf 03/1/2-1/2 (43)}) 12. d4 $146 (12. Qb3 b5 13. Nc3 Bxc3 14. Bxc3 Nxc3 15. Qxc3 Re6 16. Rac1 Rg6 17. g3 Rc8 18. d4 Qf8 19. Rfd1 Be4 20. Nd2 Qe7 21. Nxe4 Qxe4 22. Bd3 Qe7 23. Bxg6 hxg6 24. Qxc6 Qxa3 25. Ra1 Qb3 26. Rdc1 Qe6 { Nielsen,J-Pedersen,H/Denmark 1973/1-0}) 12... Qe7 13. Nbd2 Bc3 14. Qb3 Bxb2 15. Qxb2 Rab8 16. Bc4 Nb6 17. Rfc1 Nxc4 18. Rxc4 Be4 1-0 [Event "corr"] [Site "?"] [Date "1990.??.??"] [Round "?"] [White "Preusse, Goetz"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [PlyCount "38"] [EventDate "1990.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c4 O-O 5. e3 d5 6. Nf3 Nc6 7. Bb2 Re8 8. Be2 dxc4 9. Bxc4 Be6 10. Bxe6 Rxe6 11. O-O Qd3 12. Qb3 Rd8 13. Qxd3 Rxd3 14. Nc3 (14. Bxf6 Rxf6 15. Ne1 (15. Rc1 Re6 16. Ne1 Rd7 17. Nf3 Ree7 $11 {-0.16/10} ) (15. Rd1 Re6 16. Ne1 Rd5 17. Nf3 f5 $11 {-0.19/9}) 15... Rd8 $11 (15... Rd7 16. d4 a6 17. Nf3 Kf8 $11 {0.00/11}) 16. d4 h6 17. Nd3 Rg6 $11 {0.00/10}) (14. Ne1 Rd8 (14... Rd7 15. Bxf6 Rxf6 16. d4 Rh6 17. Nf3 Kf8 $11 {0.03/11}) (14... Rd5 15. Bxf6 Rxf6 16. d4 Re6 17. Nd3 Bd6 $11 {0.06/10}) (14... Rdd6 15. Bxf6 Rxf6 16. d4 Rfe6 17. Nd3 Rd8 $11 {0.12/10}) 15. Bxf6 (15. Nf3 Ne4 16. d4 Ba5 17. a3 Rd5 $11 {-0.25/10}) 15... Rxf6 16. d4 h6 17. Nd3 Kf8 $11 {0.00/10}) (14. a3 Be7 (14... Bd6) (14... Ba5) 15. Rd1 (15. Ne1 Rb3 16. Bc3 Nd5 17. Nf3 Bd6 $15 {-0.47/9}) 15... Ne4 16. Ne1 Rb3 17. Ra2 Bh4 $15 {-0.31/8}) 14... Ne4 (14... Re8 15. Rab1 (15. a3 Ba5 16. Rfb1 Red8 17. Kf1 a6 $15 {-0.34/9}) (15. Rfb1 Red8 16. a3 Be7 17. Kf1 a6 $15 {-0.34/9}) 15... Ne4 16. Nxe4 Rxe4 17. a3 Bd6 $11 { -0.19/9}) (14... Nd7 15. a3 (15. Rad1 Nde5 16. Ne1 Rd7 17. d3 Kf8 $15 {-0.28/10 }) (15. Ne2 Bd6 16. Nc1 Rd5 17. Rb1 Nb6 $11 {-0.22/9}) (15. Nb5 Nb6 16. Bc3 Bxc3 17. dxc3 a6 $11 {-0.19/10}) (15. Rfd1 Nde5 16. Ne1 Rd8 17. a3 Bd6 $11 { -0.22/9}) 15... Be7 16. Rfd1 Nde5 17. Ne1 Rd8 $11 {-0.03/10}) (14... Ng4 15. Rfd1 (15. Ne2 Bd6 16. Rfb1 a6 17. h3 Nh6 $11 {-0.13/9}) (15. Rad1) (15. Rab1) ( 15. Rfb1) (15. Rfc1) 15... Nge5 16. Ne1 Rd7 17. d4 Nc4 $11 {0.06/10}) (14... Re7 15. a3 (15. Rab1 Ne4 16. Nxe4 Rxe4 17. a3 Bd6 $11 {-0.19/9}) (15. Rfb1) 15... Ba5 16. Rab1 Red7 17. Rfc1 Kf8 $11 {-0.06/10}) 15. Nxe4 Rxe4 16. Rfd1 ( 16. Rfc1 Bd6 17. Kf1 Rd5 $11 {-0.03/9}) 16... h6 (16... Re8 17. Kf1 $11 (17. Rab1 Red8 $11 {-0.25/9}) 17... Bd6 $11 {0.03/9}) 17. Kf1 $11 Re7 (17... Rg4 $11 {0.00/9}) 18. Ke2 Red7 (18... Rd5 19. Rab1 $11) 19. Rac1 f6 (19... R3d5 20. a3 Bd6 21. d3 $11) 1/2-1/2 [Event "corr SOK-92-89"] [Site "?"] [Date "1992.??.??"] [Round "?"] [White "Leisebein, Peter"] [Black "Schirmer, Michael"] [Result "1/2-1/2"] [PlyCount "47"] [EventDate "1992.??.??"] 1. b4 e5 $15 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c4 O-O 5. Nf3 d5 6. e3 Be7 7. Nc3 Nbd7 8. Bg3 Nb6 9. cxd5 Nfxd5 10. Nxd5 Nxd5 (10... Qxd5 $143 11. Bxc7 Bg4 12. Be2 $14) 11. Bc4 Nb6 12. Bb3 Bf5 13. Ne5 Bd6 (13... Bb4 14. Rc1 c6 15. O-O $15) 14. O-O $11 Bxe5 (14... Bd3 15. Nxd3 Bxg3 16. fxg3 Qxd3 17. Qf3 $14) 15. Bxe5 Nd7 16. Bg3 (16. Bd4 c5 17. Qf3 Bd3 $17 (17... cxd4 $6 18. Qxf5 Nf6 19. Rfc1 $14)) 16... Bd3 17. Re1 Nf6 18. Rc1 Rc8 19. Bc4 c5 20. Bxd3 Qxd3 21. Rc3 Qd5 22. d3 b6 (22... Qxa2 23. Bd6 Qa5 24. Qc1 $11) 23. Qc2 Rcd8 24. Qb3 1/2-1/2 [Event "DESC"] [Site "?"] [Date "1999.??.??"] [Round "?"] [White "Woschkat, Karl_Heinz"] [Black "Leisebein, Peter"] [Result "0-1"] [BlackElo "1625"] [PlyCount "36"] [EventDate "1999.??.??"] 1. b4 {A00: Irregular Openings} e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. Nf3 Nc6 5. Bb2 O-O 6. c4 d5 7. cxd5 Nxd5 8. e3 Re8 9. Bb5 Qd6 10. O-O (10. a3 Ba5 $15) 10... Bg4 (10... a6 11. Bxc6 Qxc6 12. Qb3 $15) 11. Nc3 (11. a3 Ba5 $15) 11... Rad8 12. Nxd5 (12. Rc1 Nxc3 13. Bxc3 Ba3 $11) 12... Qxd5 13. Bxc6 bxc6 (13... Qxc6 14. Ne5 Bxd1 15. Nxc6 bxc6 16. Rfxd1 Rxd2 17. Rxd2 Bxd2 18. Bd4 $11) 14. d4 Bd6 15. h3 Bf5 16. Nh2 (16. Qe2 Be4 $15) 16... Re6 (16... c5 17. dxc5 Qxc5 18. Qf3 $17) 17. Qb3 (17. Nf3 Be4 18. Ne1 Rb8 $17) 17... Qe4 (17... Rg6 18. g4 $17) 18. Rfe1 (18. Rfd1 Rg6 19. g4 Bxh2+ 20. Kxh2 Bxg4 $19) 18... Bxh3 (18... Bxh3 19. gxh3 Rg6+ 20. Ng4 h5 $17) 0-1 [Event "RSS5D pro-47"] [Site "?"] [Date "2005.??.??"] [Round "?"] [White "Keber, Ernst"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [WhiteElo "1710"] [BlackElo "2425"] [PlyCount "34"] [EventDate "2005.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c4 Nc6 5. Bb2 O-O 6. e3 Re8 7. Nf3 d5 8. cxd5 Nxd5 9. Be2 Bg4 10. a3 Bd6 11. Nc3 $146 (11. Qb3 Be6 (11... Nb6 12. O-O Re6 13. Rc1 Rh6 14. h3 Bf5 15. Bb5 Rg6 16. Bxc6 bxc6 17. Rxc6 Bxh3 18. g3 Be6 19. Qd3 Bd5 20. Rxb6 Bxf3 21. Rxd6 Qxd6 22. Qxd6 Rxd6 23. Bc1 Rh6 { 0-1 WaterDragon-Nekthen/ChessWorld.net 2008}) 12. Qxb7 Na5 13. Qb5 c6 14. Qd3 Rb8 15. Qc2 Qb6 16. Be5 Nb3 17. Ra2 Bxe5 18. Nxe5 Nd4 19. exd4 Qxb1+ 20. Bd1 Nf4 21. O-O Bxa2 22. Nxc6 Qxc2 23. Bxc2 Rb2 24. Ba4 Bd5 25. Ne5 Rc8 { Andersson,E-Rosner,D/email SOK-98-E002B 1998/0-1 (42)}) 11... Nxc3 12. Bxc3 Qd7 13. Qb1 a6 14. Ng5 (14. Qxb7 $4 Reb8 15. Ne5 Nxe5 $19) 14... Bf5 15. Bg4 (15. Qxb7 $4 Reb8 16. Qxb8+ Rxb8 17. Bxa6 Bxa3 $19) 15... Ne7 (15... Bxb1 $143 16. Bxd7 Bd3 17. Bxe8 Rxe8 18. Nf3 $14) 16. Bxf5 Qxf5 17. Qxf5 Nxf5 1/2-1/2 [Event "corr"] [Site "?"] [Date "1996.??.??"] [Round "?"] [White "Piekarz, P."] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [PlyCount "32"] [EventDate "1996.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. e3 Nc6 5. Bb2 O-O 6. c4 d5 7. cxd5 Nxd5 8. Nf3 Re8 9. Be2 Bg4 10. O-O Qe7 11. a3 Ba5 12. Qb3 Qd7 (12... Nb6 13. d4 Rad8 14. Rc1 (14. Bc3 Bxc3 15. Nxc3 Qf6 16. Rad1 a6 $11 {0.00/9}) (14. Rd1 Be6 15. Qc2 Bd5 16. Nbd2 Bxd2 $11 {0.09/9}) 14... Qd7 15. Bc3 Bxc3 16. Nxc3 a6 $11 { 0.12/9}) (12... Qd6 13. Nc3 (13. d4 Rad8 (13... Be6 14. Qc2 Nce7 15. Bd3 Ng6 16. Nbd2 Bxd2 $14 {0.41/8}) 14. Nc3 (14. Rc1 Bb6 15. Nc3 Nxe3 16. fxe3 Rxe3 $15 {-0.34/8}) 14... Be6 15. Qc2 Bxc3 16. Bxc3 Nxc3 $11 {0.03/10}) 13... Be6 14. Ne4 Nf4 15. Bc4 Qe7 16. Nf6+ gxf6 $14 {0.28/10}) 13. Nc3 (13. Qxb7 $2 Rab8 14. Qa6 Rxb2 $19) 13... Bxc3 (13... Be6 14. Qc2 (14. Bc4 Bxc3 15. Bxc3 a6 16. a4 Rad8 $11 {-0.03/8}) 14... Rad8 15. d3 Qe7 16. Rfc1 a6 $11 {0.00/8}) 14. Bxc3 Nf4 (14... Rab8 15. Rfe1 Be6 16. Bb5 Nxe3 $11 {0.12/8}) 15. Bc4 Nxg2 (15... Nh3+ 16. Kh1 Bxf3 $11 {-0.22/9}) 16. Ng5 (16. Kxg2 Bh3+ $14 {0.31/8}) 16... Bh5 1/2-1/2 [Event "corr"] [Site "?"] [Date "1998.??.??"] [Round "?"] [White "Grehl, Siegfried"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [PlyCount "42"] [EventDate "1998.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c4 O-O 5. e3 Nc6 6. Bb2 d5 7. cxd5 Nxd5 8. Nf3 Bg4 9. Be2 Re8 10. O-O Qe7 11. a3 Ba5 12. Qb3 Qd7 13. h3 Be6 14. Qa4 Bf5 15. Bb5 a6 16. Bxc6 Qxc6 17. Qxc6 bxc6 (17... bxc6 18. Bc3 (18. Bd4 Rab8 (18... Be4 19. Rc1 Rab8 (19... Rad8 20. Rc4 f6 21. Nc3 Nxc3 22. Bxc3 $11 {0.22/9}) 20. Nc3 Bxf3 21. gxf3 Rbd8 22. Nxd5 $11 {0.09/10}) (18... Rad8 19. Rc1 Be4 20. Rc4 h6 21. Nc3 Bxc3 22. Bxc3 $11 {0.25/8}) 19. Rc1 Be4 (19... Rb3 20. Nc3 Nb6 21. Ne2 Be4 22. Ng3 $11 {0.22/9}) 20. Nc3 Bxf3 21. gxf3 Rbd8 22. Nxd5 $11 {0.09/9}) (18. Rc1 Rab8 19. Bd4 Be4 20. Nc3 Bxf3 21. gxf3 Rbd8 22. Nxd5 $11 {0.09/9}) 18... Bb6 (18... Nxc3 19. Nxc3 c5 (19... Bd3 20. Rfc1 Rad8 21. Na2 Bb5 22. d4 $16 {0.97/11}) 20. Rfc1 c4 21. Na4 Be6 22. Nb2 $14 {0.56/11}) 19. Rc1 Rab8 20. Be5 Be4 21. Bg3 Ba5 22. Ne5 $11 {0.16/10}) 18. Rc1 (18. Rc1 {0.19/13}) 18... Rab8 19. Bc3 Bb6 20. Bb4 (20. Be5 Be4 21. Bg3 Ba5 $11) 20... a5 (20... Nxb4 $143 21. axb4 Bd3 22. Ne1 $16) 21. Bc3 c5 1/2-1/2 [Event "DESC"] [Site "?"] [Date "2001.??.??"] [Round "?"] [White "Reussner, Hans_Dieter"] [Black "Leisebein, Peter"] [Result "0-1"] [PlyCount "30"] [EventDate "2001.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c4 Nc6 5. Bb2 O-O 6. e3 d5 7. cxd5 Nxd5 8. Nf3 Bg4 9. Be2 Re8 10. O-O Qe7 11. d3 Nxe3 $1 12. fxe3 Qxe3+ 13. Rf2 Bxf3 14. Bxf3 (14. gxf3 Bc5 15. Qf1 Qxe2 $19 (15... Qxf2+ $6 16. Qxf2 Bxf2+ 17. Kxf2 $17 ) 16. d4 Qxf1+ $19 {-4.03/9}) 14... Bc5 15. Qf1 (15. d4 Nxd4 16. Nd2 $19 Nb5 $19 {-4.06/8}) 15... Qxf2+ (15... Qxf2+ 16. Qxf2 Re1#) 0-1 [Event "corr"] [Site "?"] [Date "1997.??.??"] [Round "?"] [White "Rost, R."] [Black "Leisebein, Peter"] [Result "0-1"] [PlyCount "44"] [EventDate "1997.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c4 O-O 5. e3 Nc6 6. Bb2 d5 7. cxd5 Nxd5 8. Nf3 Bg4 9. Be2 Re8 10. O-O Qe7 11. d4 (11. Nc3 Rad8 12. Nxd5 Rxd5 13. d4 Bd6 14. h3 Bh5 15. Qb3 $11 {0.03/8}) (11. Nd4 Bxe2 12. Nxc6 Bxd1 13. Nxe7+ Bxe7 14. Rxd1 Nb4 15. Nc3 $17 {-0.72/11}) (11. Qc2 Rad8 (11... Nf4 12. Bd1 Ng6 13. d4 Bd6 14. d5 Nb4 15. Qc3 $11 {-0.22/9}) 12. Nc3 (12. h3 Bh5 13. Nc3 Bxc3 14. Bxc3 Nf4 15. exf4 $15 {-0.41/9}) 12... Bxc3 (12... Qe6 13. Ng5 Qf5 14. Qxf5 Bxf5 15. Nxd5 $11 {-0.25/9}) 13. Bxc3 Nf4 14. exf4 Qxe2 15. Rfe1 $15 {-0.31/9}) (11. a3 Bd6 12. Qb3 Nb6 13. d4 Rad8 14. Nc3 a6 15. d5 $15 {-0.31/8}) 11... Rad8 12. a3 (12. Qc2 Qe6 $15 13. Ng5 (13. a3 Bd6 14. Nc3 Qh6 15. g3 $17 {-0.72/8}) 13... Qf5 14. Qxf5 Bxf5 15. Rc1 (15. Bb5 a6 $15 {-0.53/9}) (15. a3 $15 {-0.34/8}) 15... h6 16. Nf3 $11 {-0.25/10}) 12... Nxe3 $17 13. fxe3 Qxe3+ 14. Rf2 Bxf3 15. Bxf3 Be1 16. Qe2 Bxf2+ 17. Qxf2 Nxd4 18. Qxe3 Rxe3 19. Kf2 Rb3 20. Bc1 $4 (20. Bxd4 Rxd4 21. Ke2 $19) 20... Nxf3 21. gxf3 Rd1 22. Nd2 (22. Bf4 Rb2+ 23. Ke3 Rbxb1 $19) 22... Rc3 (22... Rc3 23. Rb1 Rcxc1 $19) 0-1 [Event "T8e-07 TSC"] [Site "?"] [Date "2002.??.??"] [Round "?"] [White "Cornacchini, Gabriele"] [Black "Leisebein, Peter"] [Result "0-1"] [PlyCount "46"] [EventDate "2002.??.??"] 1. b4 {A00: Irregular Openings} e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c4 Nc6 5. Bb2 O-O 6. e3 d5 7. Nf3 Re8 8. Be2 dxc4 9. Bxc4 Bg4 10. O-O Qe7 11. Be2 Rad8 12. d4 Nd5 13. Ne5 $146 (13. Bb5 Bd6 14. Nc3 Nxc3 15. Bxc3 Bd7 16. h3 a6 17. Bd3 f5 18. Qc2 g6 19. Rfb1 b5 20. a4 b4 21. Be1 a5 22. Bb5 Nb8 23. Bxd7 Nxd7 24. Rc1 Nf6 25. Ne5 Bxe5 26. dxe5 Qxe5 27. Qxc7 Qxc7 { carocan (1765)-uczendiabla (1830)/kurnik 2011/0-1 (45)}) (13. Bc4 Nxe3 14. fxe3 Qxe3+ 15. Kh1 Bxf3 16. Rxf3 Qe1+ 17. Rf1 Qxd1 18. Rxd1 Nxd4 19. h3 Nc2 20. Rf1 Nxa1 21. Bxf7+ Kh8 22. Bxe8 Rxe8 23. Bxa1 Bd6 24. Nc3 c6 25. a4 Kg8 26. Nd1 Bg3 27. Nb2 Re1 {nizinna-derelle/kurnik 2011/1-0 (52)}) 13... Nxe5 14. Bxg4 Nxg4 15. Qxg4 Nxe3 $1 16. fxe3 Qxe3+ 17. Kh1 (17. Rf2 $142 $5 Be1 18. Qf5 Bxf2+ 19. Qxf2 $19) 17... Qf2 $1 $19 18. Nd2 (18. Rxf2 Re1+ {Mate attack}) 18... Qxd2 19. Rab1 Qe2 20. Qf4 (20. Qf5 Re7 $19) 20... Qh5 21. Qf3 Qxf3 22. Rxf3 b6 23. a3 Be7 0-1 [Event "corr"] [Site "?"] [Date "1987.??.??"] [Round "?"] [White "Zschalich, Arndt"] [Black "Leisebein, Peter"] [Result "0-1"] [PlyCount "32"] [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 Rxe3 10. fxe3 Nxe3 11. Qb3 Nxg2+ 12. Kf2 Bh3 13. Rd1 Qe7 (13... Nf4 14. Bc4 (14. Bb5 Be6 (14... Qd6) 15. Qe3 (15. Qc2 Qd5 16. Bxc6 bxc6 17. d4 Nh3+ 18. Kg2 Qh5 $19 {-1.53/7}) 15... a6 16. Qxf4 axb5 17. Qg3 Bc5+ 18. Kg2 Nd4 $16 {0.87/9}) (14. Qe3 Nxe2 (14... Qd6 15. Nc3 (15. Rg1) (15. Bb5) (15. Bc4) 15... Nxe2 16. Nxe2 Bc5 17. d4 Bb6 18. Rg1 Rd8 $16 {1.34/8}) 15. a3 (15. Kxe2 Qd7 16. Kf2 Re8 17. Qg5 Bf8 18. Re1 Rxe1 $14 {0.59/8}) (15. Qxe2 Qd6 16. Qe3 Ba5 17. Qg5 Bb6+ 18. d4 Re8 $16 {0.84/8}) (15. Re1 Ned4 16. Nxd4 Qh4+ 17. Qg3 Qf6+ 18. Qf3 Qh4+ $11 {0.00/8}) 15... Ned4 16. axb4 Bg4 17. Nxd4 Nxd4 18. Qxd4 Qxd4+ $16 {0.94/9}) (14. a3 Bc5+ (14... Be6 15. Qe3 (15. Qa4 Bc5+ 16. d4 Bd6 17. Bc4 Qf6 18. Nbd2 Bxc4 $14 {0.31/7}) (15. Qc2 Ba5 16. Bb5 Qd5 17. Qa4 Bb6+ 18. d4 Bg4 $11 {0.12/7}) 15... Nd5 16. Qe4 Bc5+ 17. d4 Bd6 18. Nc3 Nf6 $16 { 1.22/8}) 15. d4 Bb6 16. Bc4 Be6 17. Bxe6 Nxe6 18. Qe3 Qf6 $16 {0.81/8}) 14... Be6 15. d3 (15. Bxe6 fxe6 16. d4 Rb8 17. Rf1 Qf6 18. Ke3 Qf5 $16 {1.00/7}) 15... Qd6 16. Bxe6 fxe6 17. a3 Bc5+ 18. d4 Bb6 $16 {1.09/9}) (13... Be6 14. Bc4 (14. Qc2 Nf4 15. a3 (15. Bb5 Qd5 16. Bxc6 bxc6 17. d4 Nh3+ 18. Kg2 Qh5 $19 { -1.53/7}) (15. d3 Qd5 16. a3 Bd6 17. Qd2 Re8 18. Nc3 Qc5+ $11 {-0.25/7}) 15... Ba5 16. Bb5 Qd5 17. Qa4 Bb6+ 18. d4 Bg4 $11 {0.12/7}) 14... Nf4 15. d3 (15. Bxe6 fxe6 16. d4 Rb8 17. Rf1 Qf6 18. Ke3 Qf5 $16 {0.75/8}) 15... a5 16. Bxe6 Nxe6 17. Qc4 Bc5+ 18. Kg2 Qd7 $16 {1.06/8}) (13... Qd6 14. a3 Bc5+ (14... Ba5 15. d4 (15. Bc4 Bb6+ 16. d4 Rf8 17. Bd3 Nh4 18. Be4 Nxf3 $15 {-0.38/7}) 15... Nf4 16. Bc4 Rf8 17. Nc3 Bb6 18. Ne4 Qg6 $16 {0.97/8}) 15. d4 Bb6 16. Bc4 Rf8 17. Bd3 Re8 18. Bxh7+ Kxh7 $16 {0.81/8}) 14. Ng1 $4 (14. Bc4 $142 Rf8 15. a3 ( 15. Ba3 Nh4 16. Bxb4 Nxb4 17. Na3 Bg4 18. Qe3 Qd8 $11 {0.00/9}) (15. Bd5 $16 Nf4 16. Re1 Qc5+ 17. Kg3 Qxd5 18. Kxf4 Qf5+ $15 {-0.47/7}) (15. Nd4 Qh4+ 16. Qg3 Qf6+ 17. Qf3 Qh4+ 18. Qg3 Qf6+ $11 {0.00/8}) 15... Bc5+ 16. d4 Na5 17. Qc3 Qe3+ 18. Qxe3 Nxe3 $11 {0.25/9}) (14. a3 Bc5+ 15. d4 Bb6 16. Bb5 Qf6 17. Qd5 Re8 18. Qg5 Qd6 $16 {1.12/8}) 14... Bc5+ $19 15. d4 Nxd4 $1 16. Rxd4 (16. Bxd4 Qh4+) 16... Qh4+ (16... Qh4+ 17. Qg3 Bxd4+ 18. Kf1 Ne3+ 19. Ke1 Qxg3+ 20. hxg3 Bxb2 21. Nxh3 Bxa1 $19) (16... Bxd4+ $5 17. Kf1 Nf4+ 18. Qxh3 Nxh3 19. Bxd4 Nxg1 20. Nc3 Nxe2 21. Nxe2 $19) 0-1 [Event "corr"] [Site "?"] [Date "1988.??.??"] [Round "?"] [White "Salaske, Peter"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [PlyCount "51"] [EventDate "1988.??.??"] 1. b4 e5 $15 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c4 O-O 5. e3 d5 6. cxd5 Nxd5 7. Nf3 Re8 8. Bb2 Nc6 9. Be2 Rxe3 $4 10. fxe3 $16 Nxe3 11. Qc1 Nxg2+ 12. Kf2 Bh3 (12... Nf4 $5 $16) 13. Rg1 Qe7 14. d4 Re8 (14... Bd6 15. Qg5 f6 16. Qc1 $18) 15. Bd3 ( 15. Bc4 $142 Ne3 16. Bb5 $18) 15... Nh4 $2 (15... Qf6 16. d5 (16. Rxg2 Be1+ 17. Qxe1 Rxe1 $14) 16... Be1+ 17. Qxe1 Qxb2+ 18. Qd2 Qxa1 19. dxc6 $16) 16. Qg5 ( 16. Qh6 Nf5 17. Rxg7+ (17. Qxh3 $6 Qe3+ 18. Kg2 Qxd3 $11) 17... Kf8 18. Rxf7+ ( 18. Qxh3 $6 Qe3+ 19. Kg2 Nxg7 $16) 18... Kxf7 19. Bc4+ Qe6 20. Ng5+ Kg8 21. Bxe6+ Rxe6 22. Qxh7+ Kf8 23. Qf7#) 16... f6 $4 (16... Ng6 17. Qxe7 Rxe7 18. Bxg6 hxg6 19. d5 $18) 17. Qf4 (17. Qxh4 Qe3+ 18. Kg3 Qxd3 19. Qxh3 (19. Kxh3 Qxf3+ 20. Qg3 Qf5+ 21. Qg4 Re3+ 22. Rg3 Rxg3+ 23. hxg3 Qf1+ 24. Kh2 Qf2+ 25. Kh3 Qxb2 26. Qe6+ Kf8 27. Qc8+ Kf7 28. Qxb7 Qxa1 $19) 19... Bd6+ 20. Kh4 Re4+ 21. Rg4 $19) 17... Nxf3 18. Kxf3 g5 19. Nc3 Qg7 20. Nd5 (20. Bc4+ $142 $5 Kh8 21. Qd2 $16) 20... gxf4 $15 {Black intends f5} 21. Nxf6+ Kf8 $2 (21... Kf7 $142 $5 22. Rxg7+ Kxf6 23. Rxh7 Re3+ 24. Kxf4 Rxd3 25. d5+ Nd4 26. Rxh3 Rxh3 27. Bxd4+ Ke7 $11) 22. Rxg7 $16 Re3+ 23. Kxf4 Rxd3 24. Rxh7 $4 (24. Rxc7 Bd6+ 25. Ke4 Bxc7 26. Kxd3 $18) 24... Bd2+ $17 25. Ke4 Re3+ 26. Kf4 1/2-1/2 [Event "DESC"] [Site "?"] [Date "2000.??.??"] [Round "?"] [White "Rosner, Dirk"] [Black "Leisebein, Peter"] [Result "0-1"] [PlyCount "44"] [EventDate "2000.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. f4 d6 4. fxe5 dxe5 5. Bxe5 Nf6 6. a3 Nc6 7. axb4 Nxe5 8. Nc3 Qd6 $146 (8... Bg4 9. Ra5 (9. g3 c6 (9... O-O 10. Bg2 c6 11. b5 cxb5 12. Nxb5 a6 13. Nc3 Qd7 14. h3 Be6) (9... Qd6 10. Bg2 c6 11. b5 O-O 12. bxc6 bxc6 13. Ra4 Rfb8 14. Qa1 Bf5) 10. Bg2 Qb6 11. Rb1 Nc4 12. b5 c5 13. Qc1 O-O 14. h3 Be6) (9. b5 O-O 10. Ra4 a6 11. Nf3 Bxf3 12. exf3 Re8 13. Be2 Ned7 14. bxa6 Nc5) (9. Qb1 Nc4 10. Qc1 Qd4 11. Nd1 Qd6 12. e3 Qxb4 13. Rb1 Qc5 14. Rxb7 Nb6) (9. Qc1 O-O (9... Be6 10. Nf3 Nxf3+ 11. gxf3 O-O 12. e3 Nd5 13. Nxd5 Bxd5 14. e4 Qh4+) 10. e3 Qe7 11. b5 Rfd8 12. Ra4 c6 13. Qa3 Qc7 14. d4 Ng6) 9... Qe7 10. Qb1 $17 Nc6 11. Ra4 Ne4 12. Nxe4 Qxe4 13. Qb2 Nd4 14. c3 Bd7) 9. Nb5 Qe7 (9... Qb6 10. e3 $15 O-O 11. c4 Bg4 12. Nf3 Bxf3 13. gxf3 Rfd8 14. Be2 a6) 10. e3 ( 10. Rxa7 $5 Rxa7 11. Nxa7 $17 Nd5 12. Nxc8 Qh4+ 13. g3 Qe4 14. Qa1 O-O) 10... Ne4 $17 11. Nf3 (11. Rxa7 $4 Qh4+ 12. g3 Nxg3 13. Nxc7+ Ke7 $19) 11... Bg4 12. Be2 (12. Nbd4 Bxf3 (12... Qxb4 $6 13. Rb1 Qe7 14. Rxb7 $15 Nxf3+) (12... Rd8 13. Qe2 Bxf3 14. Nxf3 Nxf3+) 13. Nxf3 Nxf3+ 14. Qxf3 Qxb4 $15) 12... Rd8 (12... Bxf3 $5 13. Bxf3 Qh4+ 14. g3 Nxg3 15. Nxc7+ Kd7 16. hxg3 Qxg3+ 17. Kf1 Kxc7 $17 ) 13. Nxe5 $11 (13. Rxa7 Nxf3+ 14. Bxf3 Qh4+ 15. g3 Nxg3 16. Nxc7+ Kf8 $19) 13... Qh4+ (13... Qxe5 14. Nd4 Qf6) 14. g3 Nxg3 15. Nxg4 (15. Bxg4 $4 Nxh1+ 16. Kf1 Qf2#) (15. hxg3 $4 Qxh1+ 16. Bf1 Bxd1 17. Rxd1 Qg1 $19) 15... Nxh1+ 16. Kf1 h5 17. Bf3 hxg4 18. Nxc7+ Kf8 19. Bxh1 Qf6+ 20. Kg1 Qe5 21. Bg2 Rh6 (21... Qxc7 $143 22. Qxg4 Qxh2+ 23. Kf1 $19) 22. Kf1 Qxc7 (22... Qxc7 23. Ra5 Rxh2 24. Rxa7 Qb6 $19) 0-1 [Event "desc-online.de"] [Site "?"] [Date "2001.??.??"] [Round "?"] [White "von Saleski, Marcel"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [BlackElo "2155"] [PlyCount "44"] [EventDate "2001.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. f4 d6 4. fxe5 dxe5 5. Bxe5 Nf6 6. e3 O-O 7. Nf3 Nc6 8. a3 Be7 (8... Nxe5 9. axb4 Re8 10. Be2 $15) 9. Bb2 a6 (9... Ne4 10. Bd3 Nc5 11. Bb5 $11) 10. Be2 $11 b5 (10... Re8 11. O-O $11) 11. O-O Qd6 (11... Re8 12. c4 b4 13. Ne5 Nxe5 14. Bxe5 bxa3 15. d4 $11) 12. c4 bxc4 (12... Rb8 13. cxb5 axb5 14. Nc3 $11) 13. Qc2 Ng4 14. h3 (14. Qxc4 Rb8 15. Qc2 Rd8 $11) 14... Nge5 15. Nxe5 Nxe5 16. Qe4 (16. Bxc4 $143 Nxc4 17. Qxc4 Qg6 $17) 16... Nc6 17. Bxc4 Be6 (17... Bd7 18. a4 $11) 18. Bxe6 $14 Qxe6 19. Qxe6 fxe6 20. Rc1 Rfb8 21. Rxc6 Rxb2 22. Rxc7 Bf6 1/2-1/2 [Event "DESC"] [Site "?"] [Date "2001.??.??"] [Round "?"] [White "Boehnke, Hartmut"] [Black "Leisebein, Peter"] [Result "0-1"] [PlyCount "50"] [EventDate "2001.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. f4 $2 d6 4. fxe5 dxe5 5. Bxe5 Nf6 6. e3 O-O 7. Nf3 Nc6 8. Bc3 Qe7 (8... Bd6 9. Bb5 $17) 9. Bc4 (9. Bxb4 Nxb4 10. a3 Nc6 $15) 9... Bg4 (9... Be6 10. Bxe6 fxe6 11. Bxb4 Qxb4 12. O-O $15) 10. a3 (10. O-O Rae8 $15) 10... Bd6 (10... Bxc3 11. Nxc3 Ne5 12. Nd5 Nxd5 13. Bxd5 $17) 11. Bb5 (11. O-O Rae8 $15) 11... Ne4 (11... Ne5 $17) 12. Kf1 (12. O-O $5 $15) 12... f5 (12... Ne5 13. Bd4 $17) 13. Bxc6 bxc6 14. d3 (14. Kg1 $5 $17) 14... Nxc3 $19 15. Nxc3 Qxe3 16. Qe2 Qh6 17. d4 Rae8 18. Qc4+ Kh8 19. Ne2 (19. Qxc6 Qf4 $17) 19... Bxf3 (19... Qe3 20. Qd3 $19) 20. gxf3 Qh3+ (20... Qe3 21. Qd3 $19) 21. Kf2 Qh4+ 22. Kg2 Rf6 (22... c5 23. Rad1 $19) 23. Ng3 Rg6 24. Qxc6 $4 (24. Qf7 Rxg3+ $1 25. hxg3 Re2+ 26. Kf1 Qxh1+ 27. Kxe2 Qg2+ 28. Ke3 h6 29. Qxf5 c5 $16) 24... Re2+ $17 25. Kf1 {Do you see the mate threat?} Rf2+ $3 (25... Rf2+ 26. Kxf2 Bxg3+ 27. hxg3 Qxd4+ (27... Rxc6 $4 28. Rxh4 Rxc2+ 29. Ke3 $18) (27... Qxg3+ $143 28. Ke3 Rxc6 29. Rhf1 $19) 28. Kg2 Rxc6 $19) 0-1 [Event "corr SOK-92-??"] [Site "?"] [Date "1992.??.??"] [Round "?"] [White "Schirmer, Michael"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [PlyCount "36"] [EventDate "1992.??.??"] 1. b4 e5 $15 2. Bb2 Bxb4 3. f4 $2 d6 4. fxe5 dxe5 5. Bxe5 Nf6 6. Nf3 Nc6 7. c3 Nxe5 8. Qa4+ Nc6 9. cxb4 O-O 10. b5 Ne7 11. Nc3 Bg4 12. Ne5 Bf5 13. g3 Qd6 14. Nc4 Qe6 15. Ne3 (15. Bg2 Bd3 16. Ne3 Bf5 $16) 15... Bg6 (15... a6 $5 $15) 16. Bg2 $11 c6 17. bxc6 Nxc6 18. Qb3 Qd7 1/2-1/2 [Event "corr match (I)"] [Site "?"] [Date "2000.??.??"] [Round "?"] [White "Plock, Joerg"] [Black "Leisebein, Peter"] [Result "0-1"] [PlyCount "32"] [EventDate "2000.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. f4 d6 4. fxe5 dxe5 5. Bxe5 Nf6 6. Nf3 Nc6 7. Bb2 Qe7 8. Nc3 Bg4 (8... O-O 9. a3 Bxc3 10. Bxc3 Bg4 11. e3 Nd5 12. Bb2 Rad8 13. Qe2 Rfe8 $15 {-0.41/8}) 9. e3 O-O-O (9... Rd8 10. Bd3 Ne5 11. Bb5+ c6 12. Be2 Bxf3 13. gxf3 Nd5 $17 {-0.91/9}) (9... O-O 10. h3 (10. Be2) (10. Rb1) (10. a3) 10... Bxf3 11. Qxf3 Nd4 12. Qd1 Nd5 13. Kf2 Bxc3 $17 {-1.38/8}) 10. Be2 Bxc3 11. Bxc3 Ne4 12. Qc1 (12. Ne5 Bxe2 13. Nxc6 Qh4+ $19 {-2.19/9}) 12... Nxc3 13. dxc3 Rhe8 (13... Qc5 $19 {-1.66/7}) 14. O-O Qc5 15. Rb1 Rxe3 16. Nd4 $4 (16. Rb5 Qe7 17. Bd1 $19) 16... Rxe2 (16... Rxe2 17. Qf4 Be6 $19) (16... Bxe2 $6 17. Qxe3 Bxf1 18. Rxf1 $19) 0-1 [Event "THT7 TSC"] [Site "?"] [Date "2001.??.??"] [Round "?"] [White "Baer, Werner"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [PlyCount "96"] [EventDate "2001.??.??"] 1. b4 (1. e4 $5 $11) 1... e5 $15 2. Bb2 Bxb4 (2... f6 $142 $15) 3. f4 $2 (3. Bxe5 Nf6 $11) 3... d6 (3... exf4 $142 $5 4. Nf3 Nf6 $19) 4. fxe5 dxe5 5. Bxe5 Nf6 6. Nf3 (6. e4 Nxe4 7. Qe2 Qh4+ 8. g3 Qe7 9. Qxe4 f6 $15) 6... Nc6 7. Bb2 ( 7. a3 Bc5 8. e3 Nxe5 9. Nxe5 O-O $17) 7... Qe7 (7... O-O 8. e3 Be6 9. Bb5 $17) 8. Bxf6 (8. Nc3 O-O $17) 8... Qxf6 (8... gxf6 $6 9. a3 Bd6 10. e3 $11) 9. c3 Bd6 10. e3 O-O 11. Be2 (11. Bb5 Ne7 $15) 11... Ne5 (11... Qg6 12. O-O $17) 12. O-O $15 Qh6 13. Nxe5 Bxe5 14. g3 c6 15. Bf3 (15. Qc2 Rd8 $15) 15... Be6 16. Qe2 Bf6 (16... Rae8 17. d4 Bd6 18. Nd2 $15) 17. Na3 (17. d4 Bg5 18. e4 Be3+ 19. Kh1 f5 $15) 17... Rfd8 (17... Rae8 18. d4 $15) 18. d4 Rac8 (18... Be7 19. Nc2 $15) 19. Bg2 (19. e4 Qg6 $15) 19... c5 (19... Be7 20. Nc2 $15) 20. Rad1 (20. Bxb7 $5 Rb8 21. Rab1 $11) 20... cxd4 (20... Bg5 21. Rfe1 cxd4 22. cxd4 $15) 21. cxd4 Be7 22. d5 Bd7 (22... Bg4 23. Qxg4 Qxe3+ 24. Kh1 Bxa3 25. d6 $11) 23. Qd3 (23. Nc2 Bd6 $15) 23... Re8 (23... Bg5 24. e4 $15) 24. Qb3 (24. d6 Bg5 25. Bxb7 Bxe3+ 26. Kh1 Qg5 $15) 24... Bc5 {Increases the pressure on the backward pawn} (24... Ba4 25. Qxa4 Qxe3+ 26. Kh1 Qxa3 27. Qf4 $11) 25. Nc2 Re7 (25... Qd6 26. Rf4 $15) 26. Rf4 (26. Rd3 Bd6 $15) 26... b6 (26... Bd6 27. Rc4 $15) 27. Qd3 Rce8 28. Kh1 Re5 (28... Bxe3 29. Rh4 Qg6 30. Qxg6 hxg6 31. d6 $15) 29. Rh4 Rh5 30. Rxh5 Qxh5 31. Rf1 (31. a3 Bd6 32. Kg1 Bb5 $17) 31... Qe5 (31... Bd6 32. Kg1 $15) 32. e4 (32. Rf4 Bd6 $15) 32... g6 (32... Re7 33. Rd1 $15) 33. Qc4 (33. Qf3 f5 34. exf5 Qxf5 $11) 33... f5 34. Re1 fxe4 (34... f4 35. gxf4 Qxf4 36. d6+ Re6 37. Bh3 Qf3+ 38. Bg2 $11) 35. Rxe4 $11 { Black gets strong play along the open e-file.} Qf6 36. Rf4 (36. Rxe8+ Bxe8 37. Qf4 Qxf4 38. gxf4 $15) 36... Qb2 (36... Qd6 $5 $15) 37. d6+ $11 Kh8 38. Qf1 ( 38. Qf7 Qg7 39. Qxg7+ Kxg7 40. Bd5 $17) 38... Bf5 (38... Qxc2 $6 39. Rf8+ Kg7 40. Qf6+ Kh6 41. Qh4+ Kg7 42. Qf6+ Kh6 43. Qh4+ Kg7 44. Qf6+ $11) 39. g4 $2 ( 39. Rxf5 $142 gxf5 40. d7 $17) 39... Bxd6 $19 (39... Bxc2 40. Rf8+ Kg7 41. Qf7+ (41. Rxe8 $6 Bxd6 42. Rd8 Qe5 43. Rd7+ Kh8 $14) 41... Kh6 42. Qxe8 (42. Rxe8 Qc1+ 43. Bf1 Bxd6 $16) 42... Qd4 43. Qe1 Qxd6 44. g5+ Kg7 45. Qe8 Bb3 46. axb3 Qd1+ 47. Rf1 Qxf1+ 48. Bxf1 b5 49. Bxb5 h5 50. Bc4 Bf8 51. Qf7+ Kh8 52. Qg8#) ( 39... Qxc2 40. Qa1+ Kg8 41. gxf5 $15) 40. gxf5 Qxc2 $4 (40... Bxf4 41. Qxf4 Qb1+ 42. Bf1 Qxc2 43. Qd4+ Re5 44. Qxe5+ Kg8 45. Qe6+ Kg7 46. f6+ Kh6 47. Qe3+ g5 48. Qh3+ Kg6 49. Bd3+ Qxd3 50. Qxd3+ Kxf6 51. Qxh7 $18) 41. Rd4 (41. Rf2 $142 Qc7 42. fxg6 hxg6 43. Rf7 $15) 41... Qc3 $4 (41... Be5 42. Rd7 Qxa2 43. fxg6 hxg6 44. Qc1 $19) 42. Rxd6 $17 Re1 43. Rd8+ Kg7 44. f6+ Kh6 45. Rd1 Rxf1+ 46. Rxf1 Qa3 47. f7 Qf8 48. Bd5 b5 1/2-1/2 [Event "remoteschach.de"] [Site "?"] [Date "2003.??.??"] [Round "?"] [White "Plock, Joerg"] [Black "Leisebein, Peter"] [Result "0-1"] [WhiteElo "2120"] [BlackElo "2425"] [PlyCount "42"] [EventDate "2003.??.??"] 1. b4 {A00: Irregular Openings} e5 2. Bb2 Bxb4 3. f4 d6 4. fxe5 dxe5 5. Bxe5 Nf6 6. Nf3 Nc6 7. Bb2 Qe7 8. a3 Bd6 $146 9. Bxf6 (9. e3 O-O $15) 9... Qxf6 ( 9... gxf6 $143 10. e3 $11) 10. Nc3 Be5 11. Nxe5 Nxe5 12. e3 O-O 13. Be2 Rd8 14. Rb1 Qh4+ 15. g3 Qh3 16. Bf1 Qf5 17. e4 Nf3+ (17... Qf3 $142 18. Rg1 Qf6 $17) 18. Kf2 $14 Qc5+ 19. Kxf3 Qg5 20. Qe1 $4 (20. Ne2 Rxd2 21. Qc1 Bg4+ 22. Kf2 $15 ) 20... Rxd2 21. Ne2 Bg4+ (21... Bg4+ 22. Kg2 Qe3 $19) 0-1 [Event "DESC"] [Site "?"] [Date "2001.??.??"] [Round "?"] [White "Binder, Klaus"] [Black "Leisebein, Peter"] [Result "0-1"] [PlyCount "90"] [EventDate "2001.??.??"] 1. b4 e5 $15 2. Bb2 Bxb4 3. f4 $2 d6 4. fxe5 dxe5 5. Bxe5 $15 Nf6 6. e3 O-O 7. Nf3 Nc6 $17 8. Bb2 Nd5 9. c3 Bd6 10. Be2 Be6 (10... Re8 11. O-O $15) 11. c4 ( 11. O-O Nf6 $15) 11... Nb6 12. Qc2 Qe7 (12... Re8 13. O-O Nb4 14. Qc3 $11) 13. a3 (13. O-O Rfe8 $15) 13... Bg4 (13... Rfd8 14. O-O $15) 14. O-O $11 Ne5 (14... Rad8 15. h3 Bd7 16. Bd3 $15) 15. Bxe5 Bxe5 16. Nc3 Bxf3 17. Rxf3 c5 (17... Qd6 18. Rh3 Qg6 19. Qxg6 hxg6 20. d4 $16) 18. a4 (18. Raf1 Rad8 $11) 18... h6 ( 18... Qe6 19. Bd3 h6 20. Rb1 Bxc3 21. dxc3 $15) 19. a5 $11 Nd7 20. Rff1 (20. a6 Nf6 $11) 20... Rab8 (20... Qd6 21. g3 $15) 21. Rab1 b6 22. a6 Bxc3 (22... Rfd8 23. Nd5 Qd6 24. Nf4 $11) 23. Qxc3 $14 Rbd8 24. Bf3 Rfe8 (24... Nf6 25. d4 $11) 25. Rb3 (25. Qc2 Ne5 $11) 25... Qg5 (25... Nf6 26. d4 $11) 26. Bc6 Qg6 27. Bf3 Nf6 28. d4 Qg5 (28... Ne4 29. Qd3 $11) 29. d5 (29. Rd1 cxd4 30. exd4 Ne4 $11) 29... Re7 30. Rd1 Rde8 {The pressure on the backward pawn e3 grows} (30... Rd6 31. Rd2 $11) 31. Rd3 Nd7 (31... Rd7 32. Rb1 $11) 32. d6 $14 Re6 33. Bd5 Rf6 ( 33... Rg6 $142 $14) 34. Rd1 (34. Bc6 Qg4 $14) 34... Ne5 (34... Qg6 35. Qd3 Qg4 36. h3 $11) 35. d7 (35. Be4 $142 $5 $14) 35... Nxd7 $17 36. Bc6 Rxc6 37. Rxd7 Rce6 38. Qd2 Rxe3 (38... R8e7 $5 39. Rxe7 Qxe7 $17) 39. Rxe3 $15 Rxe3 (39... Qxe3+ $143 40. Qxe3 Rxe3 41. Rxa7 $11) 40. Rxa7 { The passed pawn on a6 will quickly become a dangerous weapon} Qe5 41. h3 g5 ( 41... Qe8 42. Qd6 $15) 42. Rb7 $11 Re2 43. Qd3 Re1+ 44. Kf2 Ra1 45. Rxb6 Qf4+ ( 45... Qf4+ 46. Qf3 Qh4+ 47. g3 Qd4+ 48. Qe3 Rf1+ 49. Kxf1 Qxe3 $19) 0-1 [Event "corr SOK-92-89"] [Site "?"] [Date "1992.??.??"] [Round "?"] [White "Merten, Rainer"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [PlyCount "52"] [EventDate "1992.??.??"] 1. b4 e5 $15 2. Bb2 Bxb4 3. f4 $2 d6 4. fxe5 $15 dxe5 5. Bxe5 Nf6 6. e3 O-O 7. Nf3 Nc6 8. Bb2 Ng4 9. Nc3 $15 Qf6 10. Qe2 Re8 11. O-O-O Qd6 12. Nb5 Qe7 13. h3 Nf6 14. g4 Be6 15. Kb1 Ne4 16. Rg1 a6 17. Nbd4 Nxd4 18. Nxd4 Ba3 19. Nb3 (19. Qd3 Bxb2 20. Kxb2 Nf2 $19) 19... Bxb2 $17 20. Kxb2 Qf6+ 21. d4 (21. Kb1 Bxb3 22. axb3 Rad8 $17) 21... Rad8 22. Bg2 Bd5 23. c4 Bc6 24. Qc2 Ng5 (24... b6 25. g5 Qe7 26. d5 $15) 25. Rdf1 Qh6 26. Bxc6 Qxc6 1/2-1/2 [Event "corr SOK-91-74"] [Site "?"] [Date "1991.??.??"] [Round "?"] [White "Leisebein, Peter"] [Black "Grehl, Siegfried"] [Result "1-0"] [PlyCount "97"] [EventDate "1991.??.??"] 1. b4 e5 $15 2. Bb2 Bxb4 3. f4 $2 exf4 $19 4. Bxg7 Qh4+ 5. g3 fxg3 6. Bg2 $4 gxh2+ $19 7. Kf1 hxg1=Q+ 8. Kxg1 Qg3 9. Bxh8 Qg6 10. e3 Nc6 (10... Nf6 $5 $15) 11. Qh5 h6 12. Bc3 (12. Qxg6 fxg6 13. a3 Bf8 $14) 12... Be7 (12... Qh7 13. Bxb4 Nxb4 14. Qe5+ Ne7 15. Qe4 $15) 13. Qxg6 $14 fxg6 14. Bd5 Nf6 15. Bxc6 dxc6 16. Rxh6 Kf7 17. Rh8 Kg7 18. Rh2 g5 19. a4 (19. d3 Be6 $14) 19... Be6 20. Be5 Rc8 ( 20... Bd6 21. Bxd6 cxd6 22. Nc3 $14) 21. a5 (21. Nc3 Bd6 22. Bxf6+ Kxf6 23. Rh6+ Ke7 24. Rh7+ Bf7 $18) 21... Kg6 $11 22. Re2 Bg4 23. Rg2 Kf5 (23... Bf5 24. d3 $16) 24. d4 Ne4 25. Nd2 Nxd2 26. Rxd2 Ke4 27. Rb1 (27. Rh2 c5 $14) 27... b5 (27... b6 28. Rh2 $11) 28. Rh2 Bf5 29. Rh6 Kd5 30. Rb2 (30. Bf6 Bxc2 31. Rc1 Bf8 $16) 30... Be4 (30... Ba3 31. Ra2 Bc1 32. Kf2 $15) 31. Kf2 (31. Bf6 $5 Bxf6 32. Rxf6 $14) 31... Rf8+ $11 32. Ke2 Bd6 33. Rf6 (33. Bf6 g4 34. Rh5+ Kc4 $17) 33... Rxf6 34. Bxf6 g4 35. Kf2 g3+ 36. Kg1 Ke6 37. Bg7 Bd5 (37... a6 38. c3 $15 ) 38. Rb1 Kf5 39. Rf1+ Ke4 40. Bh6 Bc4 41. Rf6 b4 42. Kg2 Ba6 $2 (42... Bd5 $142 $11) 43. Bf4 $18 Bb5 44. Bxd6 (44. Bxg3 Bxg3 45. Kxg3 Kxe3 $16) 44... cxd6 45. Re6+ Kd5 46. Re7 a6 47. Kxg3 Kc4 (47... Ba4 48. Ra7 $16) 48. Rb7 Kc3 $2 ( 48... d5 49. Rf7 Kc3 $14) 49. d5 $18 (49. d5 Kc4 50. dxc6 Bxc6 51. Rb6 $18) 1-0 [Event "DESC"] [Site "?"] [Date "1999.??.??"] [Round "?"] [White "Woschkat, Karl_Heinz"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [PlyCount "36"] [EventDate "1999.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. f4 exf4 4. Bxg7 Qh4+ 5. g3 fxg3 6. Bg2 gxh2+ 7. Kf1 hxg1=Q+ 8. Kxg1 Qg5 9. Bxh8 h5 10. e3 h4 11. Qf3 c6 12. Nc3 Be7 13. Rf1 Qg6 14. Ne2 d5 15. Nf4 Qh7 (15... Qxc2 $143 16. Nxd5 Qh7 17. Nc7+ Kd8 18. Nxa8 Qxh8 19. Qxf7 $18) 16. Bc3 Na6 (16... Kd8 17. Nd3 Be6 18. Nf4 $11) 17. d3 Nb4 (17... Nc5 18. Nh5 Qg6 19. Nf4 $11) 18. Nh5 Qg6 1/2-1/2 [Event "corr"] [Site "?"] [Date "1999.??.??"] [Round "?"] [White "Grott, Peter"] [Black "Leisebein, Peter"] [Result "1/2-1/2"] [PlyCount "36"] [EventDate "1999.??.??"] 1. b4 e5 2. Bb2 Bxb4 3. f4 exf4 4. Bxg7 Qh4+ 5. g3 fxg3 6. Bg2 gxh2+ 7. Kf1 hxg1=Q+ 8. Kxg1 Qg5 9. Bxh8 h5 10. Nc3 d6 11. Ne4 Qh6 12. c3 Qxh8 13. cxb4 d5 14. Nf2 Nf6 15. Qb3 c6 16. Rf1 (16. Qc3 Be6 $15) 16... Be6 17. b5 c5 18. Nh3 ( 18. Qc3 Nbd7 $15) 18... Nbd7 1/2-1/2 [Event "corr SOK-89-35"] [Site "?"] [Date "1989.??.??"] [Round "?"] [White "Rosner, Dirk"] [Black "Leisebein, Peter"] [Result "0-1"] [PlyCount "52"] [EventDate "1989.??.??"] 1. b4 e5 2. Bb2 e4 3. e3 $11 d5 4. a3 f5 (4... Nf6 5. Bb5+ Bd7 6. Nc3 $15) 5. d3 (5. Bb5+ Bd7 6. Qh5+ g6 $11) 5... Nf6 6. dxe4 fxe4 7. c4 c6 (7... Bg4 8. Qc2 $11) 8. cxd5 cxd5 9. Bb5+ Nc6 10. Be2 (10. Bd4 a5 $11) 10... Bd6 11. Bh5+ g6 12. Be2 Be6 13. b5 Ne5 14. Qd4 O-O 15. Nd2 Qe7 16. f3 Ned7 17. fxe4 Be5 18. Qa4 (18. Qxe5 Nxe5 19. Bxe5 Nxe4 20. Ngf3 $19) 18... Bxb2 19. Rd1 Qxa3 (19... Nb6 $5 20. Qc2 Bxa3 21. e5 $19) 20. Qxa3 Bxa3 21. exd5 Nxd5 22. Bc4 N7b6 23. Bb3 Rae8 (23... Bb4 $142 $19) 24. Ne2 (24. Ra1 Bd6 25. e4 $19) 24... Nxe3 25. Bxe6+ Rxe6 26. Rb1 Nxg2+ (26... Nxg2+ 27. Kd1 Rf2 $19) 0-1 [Event "corr SOK-89-35"] [Site "?"] [Date "1989.??.??"] [Round "?"] [White "Brinkmann, Wilhelm"] [Black "Leisebein, Peter"] [Result "1-0"] [PlyCount "57"] [EventDate "1989.??.??"] 1. b4 e5 $15 2. Bb2 e4 3. e3 d5 4. c4 c6 5. b5 f5 (5... Nf6 6. Nc3 $15) 6. Nc3 Nf6 7. cxd5 cxd5 8. Nge2 Nbd7 9. Nf4 (9. Nd4 Nc5 $11) 9... Nb6 10. Qb3 { Now all is on d5} Qd6 11. a4 (11. Nce2 g5 12. Nh5 Be7 $11) 11... Be6 (11... d4 $142 $5 12. Nd1 d3 $15) 12. a5 $14 {White launches an attack} Nbd7 13. Ba3 Qe5 14. d4 exd3 15. Nxd3 Qc7 16. Nf4 Bf7 17. Bxf8 (17. Ncxd5 $2 Nxd5 18. Bxf8 Nxf4 $19) 17... Nxf8 18. Bd3 (18. b6 $142 $5 axb6 19. Ncxd5 Nxd5 20. Bb5+ Nd7 21. Nxd5 $14) 18... d4 $15 19. Ncd5 Nxd5 20. Nxd5 Qd6 21. Bc4 Ng6 (21... Rd8 $142 22. Nb6 Ne6 $15) 22. a6 (22. exd4 $6 Rc8 23. Ne3 Bxc4 24. Nxc4 Qxd4 25. Qe3+ Qxe3+ 26. Nxe3 O-O $11) 22... b6 (22... Rd8 23. axb7 Ne5 24. Ra6 $16) 23. Nxb6 Qxb6 (23... Bxc4 $5 24. Nxc4 Qe6 $16) 24. Bxf7+ $18 Ke7 (24... Kf8 25. Qd5 Rd8 26. Qe6 Qxb5 27. Bxg6 hxg6 28. Rd1 $11) 25. O-O dxe3 26. Rae1 Kf6 (26... f4 27. Bd5 Rac8 28. fxe3 $18) 27. Rxe3 Ne5 $4 (27... Nf4 $18) 28. Rxe5 $1 Kxe5 { Decoy theme: e5} 29. Re1+ (29. Re1+ Kf6 30. Re6+ Kxf7 31. Rxb6+ Ke8 32. Qe6+ Kf8 33. Rb7 Rd8 34. Qf7#) 1-0 [Event "corr SOK-89-35"] [Site "?"] [Date "1989.??.??"] [Round "?"] [White "Hasler, Ulrich"] [Black "Leisebein, Peter"] [Result "0-1"] [PlyCount "60"] [EventDate "1989.??.??"] 1. b4 e5 $15 2. Bb2 e4 3. e3 d5 4. c4 c6 5. b5 Nf6 6. Nc3 Bd6 7. bxc6 bxc6 8. Qb3 (8. cxd5 cxd5 9. Rc1 Nbd7 $15) 8... Nbd7 9. Rb1 Nc5 10. Qc2 O-O (10... dxc4 11. Na4 Nxa4 12. Qxa4 $15) 11. cxd5 $11 cxd5 12. Bb5 (12. Nb5 $5 Rb8 13. Bd4 $15) 12... Be6 13. a3 Qc7 14. g3 (14. d4 exd3 15. Bxd3 Qa5 $15 (15... Bxh2 16. Nb5 Nxd3+ 17. Qxd3 $18) (15... Nxd3+ $6 16. Qxd3 Ne4 17. Nxe4 dxe4 18. Qxe4 $15 )) 14... Rab8 15. Nge2 (15. f3 $142 $5 $17) 15... a6 $19 16. Ba4 (16. d4 axb5 ( 16... Rxb5 $6 17. Nxb5 Nd3+ 18. Qxd3 $11) 17. dxc5 Bxc5 $19) 16... Rb6 (16... Nd3+ 17. Kf1 $19) 17. O-O Rfb8 18. Ba1 (18. Nd4 $142 $19) 18... Ng4 (18... Nxa4 $142 $5 19. Qxa4 Bd7 $19) 19. Rxb6 $17 Rxb6 20. Rb1 (20. Nd4 Ne5 $17) 20... Nd3 {Black terminates the opponent with strong threats} 21. Nd1 (21. f3 $5 Nge5 22. fxe4 Nf3+ 23. Kh1 $19) 21... Rxb1 22. Qxb1 Ne1 (22... Nge5 $5 23. Bxe5 Bxe5 24. Bc2 $19) 23. Nd4 Ne5 24. Qa2 (24. Qb2 Nc4 25. Qc3 Nxa3 $19) 24... N5f3+ 25. Nxf3 Nxf3+ (25... exf3 $6 26. Qb2 f6 27. Qb3 $15) 26. Kh1 (26. Kg2 $142 $19) 26... d4 $1 27. Qb2 (27. exd4 Bxa2 {Annihilates a defender: a2}) 27... Be5 ( 27... Qc4 $142 28. d3 Qxa4 $19) 28. Qb1 $2 (28. Qb4 $142 Qd6 29. exd4 Qxb4 30. axb4 Nxd4 31. Ne3 $17) 28... Qc4 {Threatening mate... how?} (28... Nxd2 $6 29. Qb4 $19) 29. Nb2 Qe2 {Do you see the mate threat?} 30. Kg2 Ng5 (30... Ng5 31. Bd7 Qf3+ 32. Kf1 Qh1+ 33. Ke2 Qxb1 34. d3 Bxd7 35. exd4 Qc2+ 36. Ke3 Qc1+ 37. Ke2 Bg4+ 38. f3 Bxf3+ 39. Kf2 Bxd4#) 0-1 [Event "corr SOK-91-74"] [Site "?"] [Date "1991.??.??"] [Round "?"] [White "Leisebein, Peter"] [Black "Diener, Rudolf"] [Result "1-0"] [PlyCount "41"] [EventDate "1991.??.??"] 1. b4 e5 $15 2. Bb2 f6 3. e4 Bxb4 4. Bc4 Nh6 5. Qh5+ $11 Kf8 6. Nc3 (6. a3 Bc5 $11) 6... c6 7. Nge2 b5 8. Bb3 {White gets in control} Be7 (8... d6 9. h3 $15) 9. O-O (9. f4 Qe8 10. Qf3 Nf7 $11) 9... d5 10. h3 (10. exd5 $143 Bg4 11. Qh4 b4 $17) 10... b4 (10... d4 11. Nd1 $15) 11. Nxd5 $11 Bc5 (11... Qxd5 12. exd5) 12. d4 exd4 13. Nxf6 $1 Qe7 (13... Qxf6 14. Qxc5+) 14. Nd5 $1 Qd6 (14... cxd5 15. Bxd5) 15. Nc7 $1 $18 {The mate threat is Qe8} Bd7 (15... Qxc7 {A deflection} 16. Qxc5+) 16. Nxa8 Be8 17. Qh4 Bf7 18. Rad1 Na6 (18... Qe7 19. Qxe7+ Kxe7 20. Nxd4 $18) 19. Nxd4 Bxb3 (19... Qe7 20. Ne6+ $1 Bxe6 21. Rd8+ Kf7 22. Qh5+ g6 23. Bxe6+ Qxe6 24. Qf3+ (24. Qxh6 $6 Rxd8 25. Qxh7+ Ke8 $16) 24... Ke7 25. Rxh8 $18) 20. Nxb3 Qe7 21. Rd8+ (21. Rd8+ Qxd8 22. Qxd8+ Kf7 23. Qxh8 $18) 1-0 [Event "corr SOK-89-35"] [Site "?"] [Date "1989.??.??"] [Round "?"] [White "Leisebein, Peter"] [Black "Brinkmann, Wilhelm"] [Result "1-0"] [PlyCount "101"] [EventDate "1989.??.??"] 1. b4 e5 $15 2. Bb2 f6 3. e4 Bxb4 4. Bc4 Nc6 5. f4 Qe7 6. Ne2 Na5 (6... exf4 7. Bd5 $17) 7. Bd3 (7. Bd5 c6 8. Bxg8 Rxg8 9. fxe5 fxe5 $17) 7... d6 $17 8. O-O Nh6 9. Nbc3 Be6 10. Nd5 Bxd5 11. exd5 e4 (11... O-O $142 $15) 12. Ng3 $4 (12. Nc3 Bc5+ (12... exd3 $143 13. Re1 $14) 13. Kh1 f5 $15 (13... exd3 $143 14. Re1 $14)) 12... f5 (12... Bc5+ 13. Kh1 exd3 $11) 13. Qh5+ $11 Kd8 14. Be2 Bxd2 15. Nxf5 Nxf5 16. Qxf5 g6 17. Qg4 Rf8 (17... Re8 18. Qg3 $15) 18. f5 g5 (18... gxf5 19. Rxf5 Rxf5 20. Qxf5 $16) 19. f6 $14 {Threatening mate... how?} Qe8 20. Rad1 Be3+ 21. Kh1 h5 22. Qf5 (22. Qe6 h4 $16) 22... Bf4 23. Rd4 (23. Qe6 h4 $16) 23... Qe5 24. Qxe4 Bxh2 25. Qh7 $4 (25. Rb4 $142 Qxe4 26. Rxe4 $16) 25... Qxe2 $11 26. Rb1 (26. Kxh2 Nc6 27. dxc6 bxc6 $18) 26... Qe8 $15 27. Kxh2 Qe5+ (27... Rf7 28. Qe4 Qh8 $15) 28. Kh1 $14 Qxf6 (28... Qe8 $14) 29. Ra4 $11 Qf2 30. Bd4 Qh4+ 31. Kg1 Qf4 32. Bb6 axb6 (32... cxb6 33. Rxf4) 33. Rxf4 gxf4 34. Re1 { Do you see the mate threat?} (34. Qxh5 $6 Nc4 35. Qh6 Ke7 $11) 34... Kc8 35. Qxh5 Kb8 36. Re8+ (36. Re4 b5 $16) 36... Ka7 $16 37. Rxa8+ (37. Re4 Rf6 $16) 37... Kxa8 38. Qh6 {White is in command} Rf5 39. Qh7 Rg5 40. Qxc7 Rxd5 41. Qxb6 Nc4 42. Qf2 Rd1+ 43. Kh2 Rd2 44. Qxf4 Rxc2 45. Qe4 Rc1 46. Qe7 (46. g4 Kb8 $16) 46... Ka7 $16 47. Qc7 Rc2 48. a4 d5 $2 (48... Ka6 $142 $5 $16) 49. Qc5+ $18 Kb8 50. Qxd5 Rxg2+ $4 (50... Ka7 $18) 51. Qxg2 (51. Qxg2 Nb6 52. a5 $18) 1-0 [Event "corr"] [Site "?"] [Date "1989.??.??"] [Round "?"] [White "Leisebein, Peter"] [Black "Hammel"] [Result "1-0"] [PlyCount "33"] [EventDate "1989.??.??"] 1. b4 e5 $15 2. Bb2 f6 3. e4 Bxb4 4. Bc4 Qe7 5. Ne2 Nc6 6. f4 (6. Nec3 Bc5 7. Bxg8 Rxg8 $11) 6... Na5 7. Bd3 d6 8. O-O Nh6 9. Nbc3 Be6 10. Nd5 Bxd5 11. exd5 e4 (11... O-O 12. Nc3 $15) 12. Ng3 $15 f5 (12... exd3 $143 13. Re1 $14) 13. Qh5+ Kd8 14. Be2 Bxd2 15. Nxf5 Nxf5 16. Qxf5 g6 17. Qg4 (17. Qg4 Re8 18. f5 $11 ) 1-0 [Event "corr"] [Site "?"] [Date "1991.??.??"] [Round "?"] [White "Bendig, Frank"] [Black "Leisebein, Peter"] [Result "1-0"] [PlyCount "77"] [EventDate "1991.??.??"] 1. b4 f5 2. Bb2 e6 3. e4 fxe4 4. Qh5+ Ke7 5. Qh4+ Nf6 6. Bxf6+ gxf6 7. Qxe4 d5 8. Qe2 Nc6 9. c3 Bd7 (9... Kd7 10. d4 $11) 10. d4 Qe8 11. Nf3 (11. Qf3 a5 12. b5 Na7 $11) 11... Qh5 (11... Kd8 12. b5 Na5 13. Nbd2 $11) 12. b5 Nd8 13. c4 c6 (13... dxc4 14. Qxc4 c6 15. Nc3 $11) 14. bxc6 (14. cxd5 cxd5 15. Nc3 Rg8 $14) 14... bxc6 (14... Nxc6 15. Qb2 $11) 15. cxd5 (15. Nbd2 Rb8 $14) 15... cxd5 $11 16. Nbd2 Rb8 17. Qe3 (17. Rc1 Rb2 $11) 17... Nc6 18. Be2 (18. Rb1 Rxb1+ 19. Nxb1 Qh6 $11) 18... Qh6 $15 19. Qa3+ (19. Qc3 Kd8 $11) 19... Kf7 (19... Kd8 20. Qa6 $15) 20. Qe3 (20. Qa6 Qg6 $11) 20... Rg8 (20... Qxe3 21. fxe3 Bd6 22. Kf2 $17) 21. O-O $15 Qg7 (21... e5 22. dxe5 Qxe3 23. fxe3 $15) 22. g3 Bd6 23. Rab1 Nb4 24. a3 Nc2 25. Qd3 Nxa3 26. Rxb8 Rxb8 27. Qa6 Ke7 28. Qxa7 e5 29. Ra1 Nb5 30. Bxb5 Rxb5 31. dxe5 fxe5 32. Ra6 Rc5 33. Ra5 Rxa5 34. Qxa5 e4 35. Ne1 Qd4 36. Nc2 Qc5 37. Qa2 Be5 38. Ne3 Ke6 $4 (38... Be6 $142 39. Qb1 Kf8 $17) 39. Nxe4 $16 (39. Nxe4 Qc1+ 40. Kg2 $14) 1-0
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