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Recently ended thematic tournaments:

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


Andre BIGALKE

of Germany

    
    
    (2017-11-01)
    (All annotations below by Fritz)
    (Games' source: Marek's 1.b4 database)
    
    
    
    
    (1) Bigalke,Andre – Dinckel,Joerg
    Hamburg, 1999
    1.b4 a5 2.b5 Nf6 3.Bb2 d6 4.d4 g6 5.e3 Bg7 6.Nf3 0–0 7.Be2 Nbd7 8.c4 c5N 
       (8...e5 9.Nc3 Re8 10.0–0 e4 11.Nd2 Nf8 12.Qc2 Bf5 13.h3 h5 14.a4 Ne6 
       15.Nd5 c6 16.Nf6 Qf6 17.Rfb1 Qh4 18.bc6 bc6 19.Nb3 Qg5 20.Kh1 Qh4 
       21.Bf1 Bh3 22.gh3 Ng5 23.Qe2 Wolf–Tiemann/Privatpartie 1998 (31); 
       8...b6 9.0–0 Bb7 10.Nbd2 e5 11.de5 de5 12.Ne5 Ne5 13.Be5 Qe7 14.Bb2 
       Rad8 15.Qc2 Rd7 16.Bf3 Rfd8 17.Rfd1 Rd2 18.Rd2 Rd2 19.Qd2 Bf3 20.gf3 
       h5 21.Rd1 Qe6 22.Qd8 Kh7 23.Qc7 kaasparov (1635)–dinam0moskwa (1620)/
       kurnik 2013/1–0 (41)) 
    9.Nbd2 ½–½
    
    
    
    (2) Bigalke,Andre (1965) – Brustman,Agnieszka (2380)
    Wichern op 5th, 1999
    1.b4 c6 2.c4 d5 3.e3 a5 4.b5 cb5 5.cb5 e6 6.Bb2 Nf6 7.Nf3 Nbd7 8.a4 Bd6 
    9.d4 Bb4 
       (9...0–0 10.Bd3=) 
    10.Nbd2 Qe7 11.Bd3 0–0 12.0–0 Nb6 13.Qb3 Bd7 14.Rfc1 Qd6 
       (14...Rfc8 15.Bc3+=) 
    15.h3 
       (15.Bc3 Rfc8+=) 
    15...Rfd8 
       (15...Rfc8 16.Bc3=) 
    16.Rc2 Be8 17.Rac1 Bd7 18.Qa2 
       (18.Bc3 Rdc8+=) 
    18...Rdc8= 19.Qb3 
       (19.Nb3 Rc2 20.Rc2 Ne4=) 
    19...Rc2 20.Rc2 
       (20.Bc2 Rc8=) 
    20...Rc8 
       (20...Bd2!? 21.Nd2 Qb4=) 
    21.Rc8 Bc8 22.Bc2 
       (22.Bc3!?+/–) 
    22...Qc7+= 23.Qd3 h6 24.Ne5 Bd7 25.Ng4 
       (25.Nb1 Nc4 26.Bc3 Bd6=) 
    25...Ng4 26.hg4 g6 27.Nf3 Be8 28.Ne5 Kh7 29.Nf3 Kg8 30.Nh4 
       (30.Bb3 f6=) 
    30...Nc4 31.Bc1 Be7 32.Nf3 Kg7 
       (32...Bd7 33.e4 de4 34.Qe4=) 
    33.e4+= White prepares the advance g5 33...de4 34.Qe4 Kh7 
       (34...Na3 35.Ba3 Ba3 36.Qe5 Qe5 37.de5+=) 
    35.g5 h5 36.Bf4 Qc8 
       (36...Nd6 37.Qd3+/–) 
    37.Nh4 
       (37.d5 Bd6 38.de6 Qe6 39.Qe6 fe6 40.Bd6 Nd6+/–) 
    37...Nd6 
       (37...Nb6 38.Bb3+=) 
    38.Qd3 
       (38.Qe2 Kg8+/–) 
    38...Nc4 
       (38...Qc4 39.Nf3+=) 
    39.Bc1 
       (39.Qe2!?+/–) 
    39...Nb6+= 40.Nf3 
       (40.Qd1 Kg8+=) 
    40...Nd5 
       (40...Na4!? 41.Bd2 Nb2–/+) 
    41.Qd2 
       (41.Bd2 Nb4 42.Bb4 Bb4=) 
    41...Qc4 
       (41...Bb4 42.Qd3=) 
    42.Qd3 Qc7 
       (42...Qc8 43.Bd2+=) 
    43.Bd2 Bd6 
       (43...Nb4!? 44.Bb4 Bb4=) 
    44.Bb3+= Bd7 45.Qc4 
       (45.Qe4 Nb4+/–) 
    45...Qd8 46.Ne5 Be8 47.Qe2 Be7 48.Nf3 b6 49.Qc4 Kg8 50.Qc1 Bd6 
       (50...Kf8 51.Be3+=) 
    51.Ne5 
       (51.Bd5 ed5 52.Bf4 Bf4 53.Qf4 Kh7+/–) 
    51...Qb8 
       (51...Be7 52.Bd5 Qd5 53.Qc8+=) 
    52.Nf3 
       (52.Bd5!? ed5 53.Bf4+/–) 
    52...Bd7 
       (52...Qd8 53.Bd5 ed5 54.Bf4+/–) 
    53.Kf1 
       (53.Qe1 Bc8+=) 
    53...Bc8 
       (53...Ne7 54.Qc3=) 
    54.Ne5 
       (54.Bd5 ed5 55.Ne5 Bb7+=) 
    54...Kg7 
       (54...Bb7 55.Nc6 Qe8 56.Bd5 ed5 57.Qc2=) 
    55.f4 
       (better is 55.Bd5!? ed5 56.Bf4+=) 
    55...Bb7+= 56.g3 
       (56.Kg1 Bc7=) 
    56...Qa8 
       (56...Ne7 57.Ke1+=) 
    57.Nc6= Qc8 58.Ne5 
       (58.Kg1 Qc7=) 
    58...Qe8 59.Nc4 
       (better is 59.Kg1+=) 
    59...Bc7?? 
       (59...Bf8 60.Bd1+=) 
    60.Ne5?? 
       (better is 60.Na5 ba5 61.Bd5+/–) 
    60...Bb8 61.Kf2 Ne7 62.Qc3 Nd5 63.Qc2 
       (63.Qc1 Bd6+=) 
    63...Bd6 64.Nc4 
       (64.Kg1 Qh8=) 
    64...Qd7 
       (64...Bf8 65.Qe4 Qa8 66.Qe5 Kh7 67.Nd6+=) 
    65.Ne3 
       (65.Ne5 Qd8=) 
    65...Ba8 
       (65...Nb4 66.Qd1+=) 
    66.Nd5= ed5 67.Qd3 Bb7 68.Qf3 Attacking the isolated pawn on d5 
    68...Qf5 69.Kg2 Ba3 70.Bc3 Bc1 71.Qe2 h4 72.Qe5 
       (72.Qe1 Qb1 73.Qe5 Kh7 74.Qc7 Qe4 75.Kh2 Qe2 76.Kh3 Qe6 77.g4–/+) 
    72...Qe5+= 73.fe5 
       (73.de5?? d4 74.Kh3 dc3–+) 
    73...hg3 74.Bd1 
       (74.Kg3 Bg5 75.Be1 Be3–/+) 
    74...Bf4 
       (74...Bg5 75.Kg3 f6 76.Bb2–/+) 
    75.Bf3 Bg5 76.Kg3 Be7 77.Kf2 Kh6 
       (77...f5 78.Be2–/+) 
    78.Bd2 Bg5 79.Bc3 Bc1 
       (79...f5 80.Kg3+=) 
    80.Kg3 
       (80.Bg4 Kg7+=) 
    80...Kg5 81.Bg4 Bf4 
       (81...f5 82.ef6 Kf6 83.Kf3+=) 
    82.Kf3+= Bc1 
       (better is 82...f5!? 83.ef6 Bd6+=) 
    83.Bd7+/– ½–½
    
    
    
    (3) Bigalke,Andre (2025) – Hedke,Fred (2335)
    Open A, Hamburg GER, 2005
    1.b4 d5 2.Bb2 Nf6 3.e3 e6 4.b5 Bd6 5.Nf3 Nbd7 6.d4 0–0 7.Nbd2N Qe7 
       (7...a6 
         A) 8.a4 
            A1) 8...Qe7 9.Be2 (9.c4 Bb4 10.cd5 ed5 11.ba6 b6 12.Qc2 c5 
             13.Bc3 Bc3 14.Qc3; 9.Bd3 e5 10.Ne5 Ne5 11.de5 Be5 12.Ba3 Bd6 
             13.Bd6 Qd6 14.ba6; 9.ba6 ba6 10.Rb1 c5 11.c4 cd4 12.Nd4 Bb7 
             13.Be2 Rab8 14.0–0) 9...Ne4 10.0–0 Ndf6 11.c4 b6 12.Qc2 Bb7 
             13.cd5 ed5 14.g3;
            A2) 8...Re8 9.Bd3 (9.Be2 e5 10.de5 Ne5 11.ba6 ba6 12.0–0 Nf3 
             13.Nf3 c6 14.c4; 9.c4 Bb4 10.ba6 b6 11.cd5 ed5 12.Bb5 Ba6 
             13.0–0 h6 14.Qc2; 9.ba6 b6 10.Bb5 Ba6 11.0–0 c6 12.Bc6 Bf1 
             13.Ba8 Bg2 14.Bd5) 9...e5 10.de5 Ne5 11.Ne5 Be5 12.Be5 Re5 
             13.ba6 ba6 14.h3;
            A3) 8...Ne4 9.ba6 (9.Bd3 ab5 10.ab5 Ra1 11.Qa1 Ndf6 12.0–0 Bd7 
             13.Qa7 b6 14.h3; 9.Ne4 de4 10.Nd2 Nf6 11.Bc4 Bd7 12.0–0 ab5 
             13.ab5 Ra1 14.Qa1) 9...ba6 10.Bd3 Rb8 11.Rb1 Ndf6 12.0–0 Bd7 
             13.Ne5 Ba4 14.f3;
         B) 8.ba6 
            B1) 8...c5 9.Be2 (9.c4 cd4 10.Bd4 e5 11.c5 ed4 12.cd6 de3 
             13.fe3 Nc5 14.Nb3) 9...b6 10.0–0 Ba6 11.c4 Qe7 12.Qb3 cd4 
             13.ed4 Ne4 14.g3;
            B2) 8...b6 9.Bd3 (9.h3 Ba6 10.Ba6 Ra6 11.0–0 Qe7 12.c4 Ne4 
             13.cd5 ed5 14.Qb3) 9...c5 10.c4 cd4 11.ed4 dc4 12.Nc4 Bb4 
             13.Kf1 Ba6 14.g3;
         C) 8.c4+= dc4 9.Bc4 (9.a4 c3 10.Bc3 Nd5 11.ba6 Nc3 12.Qb3 Nf6 
          13.Qc3 Nd5 14.Qb3; 9.Nc4 Bb4 10.Ncd2 ab5 11.Bb5 Nb6 12.0–0 Bd7 
          13.Bd7 Qd7 14.Ne5) 9...Nb6 10.ba6 Nc4 11.ab7 Bb7 12.Nc4 Bb4 
          13.Ncd2 Ba6 14.a3; 
       7...c5 
         A) 8.c4 
            A1) 8...Qa5 9.Be2 (9.Qc2 cd4 10.Bd4 e5 11.Bc3 Qc7 12.Rc1 Ba3 
             13.Rd1 e4 14.Nd4) 9...cd4 10.ed4 dc4 11.0–0 Nb6 12.Nc4 Nc4 
             13.Bc4 Bd7 14.Qe2;
            A2) 8...b6 9.Bd3 (9.Be2 a6 10.ba6 Ba6 11.0–0 h6 12.Qb3 Qc7 
             13.g3 Bb7 14.Rfc1) 9...a6 10.ba6 cd4 11.ed4 dc4 12.Nc4 Bb4 
             13.Kf1 Ba6 14.g3;
            A3) 8...a6 9.ba6 cd4 10.ed4 b6 11.Be2 dc4 12.0–0 Ba6 13.Nc4 Qe7 
             14.Nfe5;
            A4) 8...cd4 9.ed4 Qa5 10.Be2 a6 11.0–0 ab5 12.cb5 Re8 13.a4 e5 
             14.Nb3;
         B) 8.Be2 
            B1) 8...cd4 9.ed4 Nb6 10.a4 a6 11.0–0 ab5 12.ab5 Bd7 13.Ne5 Qc7 
             14.c4;
            B2) 8...a6 9.a4 (9.ba6 c4 10.a4 b6 11.0–0 Ba6 12.g3 Bb7 13.c3 
             Qe7 14.Qc1; 9.0–0 ab5 10.Bb5 c4 11.a4 Qc7 12.c3 e5 13.Ba3 Ba3 
             14.Ra3) 9...cd4 10.ed4 ab5 11.Bb5 Qc7 12.0–0 Ne4 13.c4 Nd2 
             14.Qd2;
            B3) 8...c4 9.Bc3 (9.a4 Qc7 10.Bc3 b6 11.0–0 Bb7 12.Qb1 Ne4 
             13.Ne4 de4 14.Nd2; 9.0–0 Qb6 10.a4 Qc7 11.c3 b6 12.Qc2 Bb7 
             13.Ba3 Ba3 14.Ra3; 9.c3 Qb6 10.a4 a6 11.a5 Qb5 12.Qc2 Re8 
             13.0–0 Bc7 14.Rfb1) 9...a6 10.a4 b6 11.0–0 Bb7 12.Qb1 Qc7 
             13.Qb2 h6 14.Ne5;
            B4) 8...Qc7 9.c4 a6 10.cd5 ed5 11.dc5 Nc5 12.Bf6 gf6 13.ba6 Na6 
             14.0–0;
         C) 8.bc6 bc6 9.Bd3 (9.Rb1 Qa5 10.Bd3 Rb8 11.0–0 Ba6 12.c4 g6 
          13.a3 Ba3 14.Ba3; 9.c4 Rb8 10.Qc2 c5 11.Bd3 cd4 12.ed4 Ba6 13.0–0 
          Qc7 14.Rfb1) 9...Ba6 10.0–0 Rb8 11.Bc3 Bd3 12.cd3 c5 13.h3 cd4 
          14.ed4) 
    8.Be2 
       (8.c4 
         A) 8...c5 9.Be2 (9.bc6 bc6 10.Be2 Rb8 11.Rb1 c5 12.0–0 Ba6 13.Ne5 
          Rb2 14.Rb2) 9...cd4 10.ed4 b6 11.0–0 Ne4 12.Rc1 Bb7 13.Bd3 Rac8 
          14.Qe2;
         B) 8...dc4 9.Bc4 (9.Nc4 Bb4 10.Ncd2 e5 11.a3 Bd6 12.Nc4 e4 
          13.Nfe5 Nb6 14.Be2) 9...Nb6= (9...e5 10.de5 Ne5 11.Ne5 Be5 12.Be5 
          Qe5 13.0–0 Bg4 14.Nf3) 10.Bd3 Nbd5 11.0–0 Bd7 12.Ne5 Nb4 13.Be2 
          Nbd5 14.g3; 
       8.Bd3 e5 9.de5 (9.Ne5 Ne5 10.de5 Be5 11.Be5 Qe5 12.0–0 Bg4 13.Nf3 Qd6 
       14.h3) 9...Ne5 10.Ne5 Be5 11.Be5 Qe5 12.0–0 Bg4 13.Nf3 Qd6 14.h3) 
    8...Ba3 
       (8...a6 9.0–0+= (9.ba6 b6 10.c4 Ba6 11.0–0 Ne4 12.Ne4 de4 13.Ne5 Ne5 
       14.de5; 9.a4 b6 10.Ne5 Bb7 11.ba6 Ba6 12.Ba6 Ra6 13.Nc6 Qe8 14.Qe2) 
       9...ab5 10.Bb5 h6 11.Ne5 c6 12.Bd3 Rd8 13.a4 Kh8 14.Qf3) 
    9.Qc1 
       (9.Ba3 Qa3 10.c4 a6+= 11.0–0 ab5 12.cb5 c5 13.bc6 bc6 14.Qb3) 
    9...Bb2= 10.Qb2 a6 11.a4 Re8 
       (11...ab5 12.ab5 Ra1 13.Qa1 Re8 14.Qc3) 
    12.0–0 ab5 
       (12...e5!?= 13.h3 ed4 14.Nd4) 
    13.ab5+= 
       (worse is 13.Qb5 e5= 14.h3) 
    13...Ra1 14.Ra1 Nb6 15.Ra7 Rd8 16.h3 h6 17.Bd3 Ne8 18.c4 dc4 19.Nc4 Nc4 
    20.Bc4 Nd6 21.Bd3 Bd7 22.Ne5 
       (22.Qb4 Qf8+/–) 
    22...Be8 23.b6 f6 24.bc7 Qc7 25.Ng6 Bf7 26.Nf4 Rc8 27.Qb4 Qc6 28.Bg6 Qc1 
       (28...Bg6 29.Ng6 Kh7 30.Nf4+=) 
    29.Kh2+/– Qc7 30.Bf7 Kf7 31.Qb3 Qc4 32.Qb1 Qc2 33.Qb6 
       (33.Qe1 Rc6+=) 
    33...Qc6 
       (33...Qc7 34.Qc7 Rc7 35.Nd3=) 
    34.Qb1 Qc2 35.Qb6 Qc6 36.Qb1 ½–½
    
    
    
    (4) Bigalke,Andre (2095) – Rahman,Taibur (2245)
    Wichern op 6th, 2001
    1.b4 d5 2.Bb2 Nf6 3.e3 e6 4.b5 Be7 5.Nf3= 0–0 6.Be2 c5 7.c4 b6 8.0–0= Bb7 
    9.d3 Nbd7 
       (9...a6 10.Na3=) 
    10.Qc2 Qc7 
       (10...a6 11.Nc3=) 
    11.Nbd2 
       (11.cd5 Nd5 12.Nc3 Nc3 13.Qc3 Bf6=) 
    11...Ne8 
       (11...a6 12.ba6 Ra6 13.cd5 ed5 14.Rfc1=) 
    12.Rac1 
       (12.cd5 ed5 13.a4 a6=) 
    12...dc4 
       (12...a6 13.ba6 Ra6 14.a4=) 
    13.Nc4 Bf6 
       (13...a6 14.ba6 Ra6 15.a4=) 
    14.d4+= cd4 
       (14...a6 15.ba6 Ba6 16.Rfd1+=) 
    15.ed4 
       (15.Nd4 Nc5+=) 
    15...Be7 16.Nce5 Qc2 17.Rc2 Ne5 
       (17...Ndf6 18.Rfc1+=) 
    18.Ne5 
       (18.de5 a6 19.Rd1+=) 
    18...Bd5 
       (better is 18...Be4!? 19.Rc3 Nf6=) 
    19.Nd7+/– Ba2 20.Bf3 
       (20.Ba3 Ba3 21.Ra2 Rd8 22.Nf8 Bf8+/–) 
    20...Rd8 21.Nf8 Bf8 22.Ra1 Bd5 23.Be2 Rd7 24.Ba3 f6 
       (24...Ba3 25.Ra3 Nd6 26.Rc1+/–) 
    25.Rc8 
       (25.Bd3 Ba3 26.Ra3 Nd6+/–) 
    25...Ba3 26.Ra3 Kf7 27.Rac3 
       (27.Rc1 Nd6+/–) 
    27...Bb7 28.Rb8 Nd6 29.g4 
       (29.Rh8 h6+/–) 
    29...Ne4 
       (29...e5 30.de5 fe5 31.Rh8+=) 
    30.Re3 Nd6 
       (30...Bd5 31.f4+=) 
    31.f3 
       (31.f4 Bd5+/–) 
    31...Rc7 
       (31...Bd5 32.Kf2+=) 
    32.Ra3 
       (32.Rd8 Ke7 33.Rh8 h6+=) 
    32...Bd5 33.Kf2 Ke7 
       (33...e5 34.Ke3+=) 
    34.h4 
       (34.f4 f5+/–) 
    34...Ne8 
       (34...e5 35.Re3 Ke6 36.Bd3+/–) 
    35.Ke3 Kd6?? 
       (35...Nd6!?+/–) 
    36.Bd3 
       (36.Re8 h6+–) 
    36...h6?? 
       (36...Ke7 37.Bh7 f5 38.gf5+–) 
    37.Be4 
       (better is 37.Re8!? Kd7 38.Bg6 Kd6+–) 
    37...Re7?? 
       (37...Kd7 38.Bd5 ed5 39.Ra8+/–) 
    38.Rc3 
       (better is 38.Bg6 Nc7 39.Ra7 Rd7+–) 
    38...Rc7?? 
       (better is 38...Kd7+–) 
    39.Ra3 
       (better is 39.Rd8!? Rd7 40.Re8 a5+–) 
    39...Re7 40.Rc3 
       (better is 40.Bg6 Nc7 41.Ra7+–) 
    40...Rc7= 41.Ra3 
       (better is 41.Rd8 Rd7 42.Re8+–) 
    ½–½
    
    
    
    (5) Bigalke,Andre (1965) – Jaegerflod,Kent (1835)
    Wichern op 5th, 1999
    1.b4 d5 2.Bb2 Nf6 3.e3 Bf5 4.b5 e6 5.Nf3 Nbd7 6.a4 Bd6 7.Be2 0–0 8.0–0 
    Qe7 9.d3 h6 10.Nbd2 Rad8 11.c4 Bh7 12.d4 c5 13.Qb3 Nb6 14.Rac1 dc4 15.Nc4 
    Nc4 16.Bc4 Be4 17.Be2 Bd5 18.Qc2 Rc8 19.Qb1 c4 20.Rfd1 
       (20.Nd2!?+=) 
    20...Rc7 21.Nd2 Rfc8 22.e4 c3 23.Bc3 Rc3 24.Rc3 Rc3 25.ed5 ed5 26.Bf3 Qc7 
    27.g3 Ba3 
       (better is 27...Qa5–/+) 
    28.Nb3?? 
       (better is 28.Qf5 Qc8 29.Qc8 Rc8 30.Nf1=) 
    28...Rf3–+ 29.Re1 
       (29.Rd3 Rd3 30.Qd3–+) 
    29...Qc3 30.Na1 Qb2 
       (30...Qb2 31.Qb2 Bb2–+; 
       better is 30...Qd4 31.Re2–+) 
    0–1
    
    
    
    (6) Bigalke,Andre – Jarvenpaa,Jari
    Tampere op3, 2001
    1.b4 d6 2.Bb2 e5 3.e3 g6 4.Nf3 Bg7 
       (4...Nf6 5.Bb5 c6 6.Be2=) 
    5.Be2 Nc6 
       (5...Nf6 6.0–0=) 
    6.b5 Nce7 7.c4 Nf6 8.Nc3 
       (8.d4 e4 9.Nfd2 Qd7+=) 
    8...0–0 9.0–0 
       (9.d4 ed4 10.Nd4 h6=) 
    9...Re8 
       (9...e4 10.Ne1=) 
    10.d3 
       (10.d4 ed4 11.Nd4 a6=) 
    10...Nf5 
       (10...a6 11.e4=) 
    11.Nd2 
       (11.e4 Nd4=) 
    11...h5 
       (11...d5 12.cd5 Nd5 13.Nd5 Qd5 14.a4=) 
    12.a4 Bh6 
       (12...h4 13.Nde4+=) 
    13.Re1 
       (13.Bf3 Nh4+=) 
    13...Nh4 
       (13...Bg7 14.Nde4+=) 
    14.h3 
       (14.a5 a6+=) 
    14...Qd7 
       (14...Bg7 15.a5+=) 
    15.Nce4 
       (15.a5 Bg7+=) 
    15...Nh7 
       (better is 15...Ne4 16.Ne4 Bg7+=) 
    16.Bh5 
       (16.d4!?+/–) 
    16...Ng2 
       (worse is 16...gh5 17.Qh5 Nf5 18.g4+/–) 
    17.Bg4 
       (17.Kg2 Decoy to g2 17...Qh3 Theme: Double Attack) 
    17...f5 
       (17...Ne3 18.fe3 (worse is 18.Bd7 Nd1 19.Be8 Nb2+=) 18...f5 19.Be2 fe4 
       20.Bg4=) 
    18.Kg2 fg4 19.Qg4 Qg4 20.hg4 Bg4 21.Rh1 
       (21.a5 Bf8+/–) 
    21...Bg7+= 22.f3 Bf5 23.a5 Rad8 
       (23...a6 24.b6 cb6 25.ab6+=) 
    24.Nf2 
       (24.a6 d5 25.cd5 Rd5+=) 
    24...d5 
       (24...a6 25.Nde4+=) 
    25.e4 
       (25.a6 dc4 26.ab7 cd3 27.Ra7 Nf8+/–) 
    25...de4 26.fe4 Bc8 27.Nf3 Nf8 28.Bc1 
       (28.Rad1 c5+=) 
    28...Ne6= 29.Be3 Rf8 30.Nh4 
       (30.Raf1 Nf4 31.Bf4 ef4=) 
    30...g5 31.Nf5 Rf5 
       (better is 31...Nf4!? 32.Bf4 ef4 33.Ng7 Kg7=) 
    32.ef5+/– Nf4 33.Bf4 
       (33.Kf3 Bf5 34.Rag1 Bf6+/–) 
    33...ef4 34.Rad1 
       (34.Raf1 Bf5 35.Rh5 Bf6+=) 
    34...Bf5 35.Kf3 Kf7 36.Ne4 Kg6 37.Rhg1 g5 becomes a target 37...Bh6 
    38.Nf2 
       (38.d4 a6=) 
    38...Bg7 
       (38...Rd4 39.Rge1=) 
    39.Rge1 
       (39.Ne4!? Bh6 40.d4=) 
    39...Bc3+= 40.Re2 
       (40.Rg1!?+=) 
    40...Ba5–/+ 41.d4 Bc3 42.d5 
       (better is 42.Ne4 Be4 43.Re4+=) 
    42...c6?? 
       (42...a5 43.ba6 ba6 44.Ne4 Be4 45.Ke4–/+) 
    43.Re7?? 
       (better is 43.dc6 Rb8 44.Rd6 Kh5 45.Rd5+/–) 
    43...cb5–/+ 44.cb5 Rd7 45.Re8 
       (45.Re8 a5 46.Ne4–/+; 
       45.d6 a5–/+) 
    Line –/+
    
    
    
    (7) Bigalke,Andre (2095) – Visweswaran,K (2335)
    6th Wichern Open, Hamburg GER, 2001
    1.b4 e5 2.Bb2 d6 3.e3 g6 4.Nf3 Bg7 5.Be2 Ne7 6.c4 0–0 7.d4 e4 
       (7...Nf5 8.de5 Nc6 9.Qb3 Ne5 10.Ne5 de5 11.0–0 c6 12.Rd1 Qg5 13.Nd2 
       Qe7 14.Ne4 Be6 15.Rd2 Rfd8 16.Rad1 Rd2 17.Rd2 Rd8 18.Rd8 Qd8 19.Qd3 
       Qc7 20.Nc5 Bc8 21.Qd2 b6 22.Ne4 Dluhosch,T–Schoferle/BdF 1984/1–0 
       (52)) 
    8.Nfd2 f5 9.Nc3 Nd7N 
       (9...c6 10.0–0 Nd7 11.Qb3 Kh8 12.a4 Nf6 13.Qd1 d5 14.Nb3 dc4 15.Bc4 
       Nfd5 16.b5 Be6 17.Be2 Nb4 18.Nc5 Qc8 19.Ba3 Ned5 20.Nd5 Nd5 21.bc6 bc6 
       22.Ba6 Qe8 23.Ne6 Qe6 24.Bf8 Bonetti,S–chessfish (1745)/ICC 2002/1–0 
       (58); 
       9...Nbc6 10.a3+=) 
    10.Qb3 Kh8 
       (10...Nf6 11.0–0+=) 
    11.a4 
       (11.0–0 Nf6+=) 
    11...Nf6 
       (11...a5+=) 
    12.0–0–0 
       (12.a5!?+=) 
    12...Be6 
       (12...a5 13.b5+=) 
    13.h3 
       (13.h4 a5=) 
    13...c6 
       (13...a5 14.b5+=) 
    14.Rdg1 
       (14.h4 h5+=) 
    14...a6 
       (14...a5 15.b5+=) 
    15.a5 
       (15.h4=) 
    15...b5 
       (15...d5!?+=) 
    16.ab6+= Bf7 
       (16...Rb8 17.Na4 Nc8 18.d5 cd5 19.c5+=) 
    17.Na4 White prepares c5 17...Qd7 
       (17...a5 18.Kc2+/–) 
    18.Qa3 
       (18.Kd1 Rfb8 19.g4 Nc8 20.gf5 Nb6 21.fg6 hg6+/–) 
    18...Rfb8 
       (18...a5 19.ba5 c5+– (19...Ra5? 20.Nc5 Ra3 21.Nd7 Nd7 22.Ba3+–)) 
    19.c5 
       (19.g4!?+/–) 
    19...a5+= 20.ba5 Ra5 21.Bc3 
       (21.Qb4 Raa8+=) 
    21...Raa8 22.Kc2 
       (22.Nc4 Bc4 23.Bc4 Ned5+=) 
    22...Ned5 
       (22...f4 23.cd6 Ned5 24.Ra1 fe3 25.fe3 Ne3 26.Kc1–/+) 
    23.Bb2 
       (23.cd6? Nc3 24.Qc3 Ra4–+) 
    23...f4 
       (23...Kg8 24.Rd1= (24.cd6? Qd8–+)) 
    24.Nc4+= 
       (24.cd6 Qd8 25.Nc4 Nb6 26.Ncb6 Rb6–+) 
    24...fe3 
       (24...dc5 25.dc5 Qe7 26.Ra1+=) 
    25.fe3 Ne8 
       (25...dc5!? 26.dc5 Kg8+=) 
    26.Rf1 Be6 27.Rf2 
       (27.cd6 Nd6 28.Nd6 Ra4 29.Qa4 Qd6+=) 
    27...Bh6 
       (27...dc5 28.dc5 (28.Nc5 Qe7 29.Qb3 Nb6 30.Qb6 Bc4 31.Qc6 Rc8 32.Qe4 
       Qe4 33.Ne4 Be2 34.Kd2 Bc4–+) 28...Qe7 29.Rhf1+/–) 
    28.Ra1 
       (28.h4!?+–) 
    28...Kg8+/– 29.g4 
       (29.cd6 Qd8+/–) 
    29...Ra6 
       (29...Qd8 30.cd6 Ra4 31.Qa4 Be3 32.Ne3 Ne3 33.Kd2=) 
    30.cd6 Ra4 
       (30...Ne3 31.Ne3 Ra4 32.Qa4 Be3+–) 
    31.Qa4+/– Nd6 32.Qa7 Qd8 33.Kb1 
       (33.Nd6 Qd6 34.b7 Kg7+/–) 
    33...Nb5 34.Qa5 Ne3 35.b7 Nc7? 
       (better is 35...Qe8 36.Ne3 Be3 37.Bb5 Bf2+–) 
    36.Ne3+– Be3 37.Rf1?? 
       (37.Qc3 Bf2 38.d5+–) 
    37...Rb7–+ 38.Qa3 
       (38.Rd1 Qb8 39.Qc3–+) 
    38...Bd5 
       (better is 38...Bd4 39.Rd1 Qd5 (39...Rb2 40.Qb2 c5 41.Ra7+–) 40.Rd4 Qd4–+) 
    39.Qe3+– Rb3 
       (39...Qb8 40.Qd2+–) 
    40.Qd2 Qb8 
       (40...Rh3 41.Qf4 Qb8 42.Kc1+–) 
    41.Qc2 
       (41.Kc1 Ne6+–) 
    41...Nb5 
       (41...Rh3 42.Ra5 Ne6 43.Bc4+–) 
    42.Kc1 Rh3 43.Bc4 
       (better is 43.Qc5 Nd6 44.Qa7 Qa7 45.Ra7+–) 
    43...Rh2 
       (43...Nc7+–) 
    44.Bd5 cd5 45.Qc5 
       (better is 45.Qc6 Kg7 46.Ra8+–) 
    45...Nc7 
       (45...Kg7 46.Ra6 Kh6+–) 
    46.Ba3 Ne6 47.Qd5 Qc8 48.Bc5 
       (48.Bc5 Rh3 49.Qe6 Kg7 50.Qc8 Rc3 51.Kb2 Rc2 52.Kc2 Kh6 53.Qd8 e3 
       54.Bf8) 
    1–0
    
    
    
    (8) Bigalke,Andre (2095) – Harms,Peter
    Wichern op 6th, 2001
    1.b4 e5+= 2.Bb2 d6 
       (2...f6 3.a3+=) 
    3.e3 Nf6 4.c4 
       (4.d4 Nbd7+=) 
    4...Be7 5.Nf3 
       (5.d4 ed4 6.Qd4 Nc6+=) 
    5...Bg4 
       (5...e4 6.Nd4+=) 
    6.h3 Bh5 7.Be2 Nbd7 
       (7...e4 8.g4 ef3 9.Bf3+=) 
    8.d4 
       (8.d3 a5=) 
    8...ed4 
       (8...e4 9.Nfd2 Be2 10.Qe2=) 
    9.ed4 
       (9.Bd4 c5 10.Bc3 cb4 11.Bb4 Nc5=) 
    9...0–0 
       (9...d5 10.c5=) 
    10.Nc3 
       (10.0–0 Re8=) 
    10...Re8 
       (10...Nb6 11.g4 Bg6 12.Nh4+=) 
    11.0–0= Bf8 
       (11...Nb6 12.c5 Nbd5 13.Qb3+=) 
    12.Qc2 
       (12.Re1 d5 13.c5 Be7=) 
    12...Bg6 
       (12...d5 13.c5=) 
    13.Bd3 Bd3 14.Qd3 c6 
       (14...d5 15.c5=) 
    15.a4 
       (15.Rfe1 Qb6 16.a3 d5+=) 
    15...Qb6 16.b5 a5 
       (16...d5 17.c5 Qc7 18.a5=) 
    17.Kh1 
       (17.Rae1 Rac8+=) 
    17...Rad8 
       (17...Re7 18.Ba3 Qc7 19.Rfe1=) 
    18.Nh4 
       (18.Rfe1 d5+=) 
    18...d5= 19.c5 Qc7 20.b6 
       (20.Nf5 b6 21.cb6 Nb6=) 
    20...Qf4 21.g3 Qh6 22.Bc1 
       (better is 22.Kg2=) 
    22...g5 
       (better is 22...Qh5 23.Qf5 Qf5 24.Nf5 Nc5 25.dc5 d4+=) 
    23.Qf5+/– Qg7 24.Bg5 h6 
       (24...Be7 25.Rae1+–) 
    25.Be3 
       (25.Bf4 Re7+–) 
    25...Qh7 
       (25...Ne4 26.Ne4 Re4 27.Rfe1+/–) 
    26.Rae1 Ne4 
       (26...Bg7 27.Qh7 Kh7 28.Nf5+–) 
    27.Ne4+– Re4 28.Qh7 
       (28.f3 Re6+–) 
    28...Kh7 29.f3 Re6 30.Bd2 
       (30.Nf5 Rde8+–) 
    30...Rde8 
       (30...Bc5 31.dc5 Nc5 32.Re6 fe6 33.Re1+–) 
    31.Ba5 
       (31.Nf5!? Bg7+–) 
    31...Bg7 
       (31...Ra8 32.Bd2 Ra4 33.Nf5+/–) 
    32.Nf5 Bf8 
       (better is 32...Ra8!? 33.Re6 fe6 34.Ng7 Kg7+/–) 
    33.Bc3+– Kg6 34.Nh4 
       (34.g4 Re2+–) 
    34...Kh5 
       (34...Kh7 35.g4+–) 
    35.Ng2 
       (35.Re6!? Re6 36.f4 Bg7+–) 
    35...Re1 36.Re1 Re1 37.Be1 Kg5 38.Bd2 Kf6 39.Ne3 h5 
       (39...Ke6 40.g4+–) 
    40.Nc2 
       (40.g4 Kg6+–) 
    40...Ke6 
       (40...Bg7 41.Kg2+–) 
    41.a5 Nb8 
       (41...Bg7 42.a6 ba6 43.b7+–) 
    42.Nb4 Bg7 43.Be3 
       (43.Bf4!? Bd4 44.Bb8 Bc5+–) 
    43...Kd7 
       (43...Kf5 44.Nd3+–) 
    44.Kg2 Kc8 45.Kf1 Nd7 
       (45...Bf6 46.Ke2+–) 
    46.Ke2 
       (46.a6 Kb8+–) 
    46...Nb8 47.Kd3 Kd7 
       (47...Bh8 48.g4 hg4 49.fg4+–) 
    48.Bf4 
       (48.Bf4 Kc8 49.g4+–) 
    1–0
    
    
    
    (9) Bigalke,Andre (2095) – Sawadkuhi,Massoud Amir (2280)
    6th Wichern Open, Hamburg GER, 2001
    1.b4 e5 2.Bb2 d6 3.e3 Nf6 4.Nf3 g6 5.Be2 Bg7 6.d4 
       (6.d3 0–0 7.Nbd2 Re8 8.c4 Nbd7 9.0–0 h5 10.Qc2 c6 11.Rfe1 Qe7 12.a3 
       Nh7 13.h3 f5 14.e4 f4 15.d4 ed4 16.Nd4 Ng5 17.h4 Nf7 18.N4f3 Nde5 
       19.Rab1 b6 20.Be5 Be5 Saradjen,J (2215)–Tratar,M (2410)/SLO–ch 
       Skofja Loka 2000/0–1 (40); 
       6.0–0 Rf8 7.c4 Bf5 8.Nc3 Nc6 9.a3 Ng4 10.c5 e4 11.Nd4 Nce5 12.Nf5 gf5 
       13.Bg4 Ng4 14.Rb1 Qh4 15.h3 Be5 16.Ne2 Rg8 17.Be5 de5 18.Ng3 h5 19.Qa4 
       c6 20.Nf5 Qf6 Neumann,F (1650)–Rohde,H (1770)/remoteschach.de 2008/
       0–1) 
    6...e4 7.Nfd2 0–0N 
       (7...d5 8.c4 0–0 9.0–0 c6 10.a4 Be6 11.Nc3 Re8 12.b5 Nbd7 13.bc6 bc6 
       14.Ba3 Nb6 15.cd5 cd5 16.Nb5 a5 17.Qb3 Qd7 18.Rfc1 Rab8 19.Bd6 Rbc8 
       20.Bg3 Rc1 21.Rc1 Rc8 22.Rc8 Hoch,H (2165)–Schulz,H (2145)/RSX9E – 
       A00 – Sokolsky–2 2004/1–0) 
    8.c4 
       (8.0–0 Re8=) 
    8...Re8 
       (8...Na6 9.a3=) 
    9.b5 
       (9.a3 c5 10.bc5 dc5=) 
    9...Nbd7 
       (9...a6 10.Nc3=) 
    10.a4 
       (10.Nc3 Nb6=) 
    10...Nf8 
       (10...c5 11.bc6 bc6 12.Nc3=) 
    11.Nc3= h5 
       (11...c5 12.dc5 dc5 13.Qc2+=) 
    12.h3 N8h7 13.Qc2 e4 seems the pivot of the position 
       (13.0–0 h4=) 
    13...Qe7 
       (13...Bf5 14.0–0+=) 
    14.a5 a6 
       (14...h4 15.0–0+=) 
    15.Nb3 
       (15.0–0 Bf5+/–) 
    15...Nf8 
       (15...h4 16.ba6 ba6 17.0–0+=) 
    16.Ba3 White intends c5 
       (16.0–0 N8d7+/–) 
    16...Qe6 
       (16...Bf5 17.0–0+=) 
    17.c5 
       (17.0–0 N8d7+/–) 
    17...dc5 
       (17...Bd7 18.ba6 ba6 19.cd6 cd6 20.Nd2+/–) 
    18.Nc5+/– Qf5 19.ba6 ba6 20.Bc4 
       (20.0–0 Ne6+/–) 
    20...Ne6 21.N3a4 
       (21.0–0+/–) 
    21...Nd8 
       (21...Qg5 22.Kf1+=) 
    22.Qa2 
       (22.0–0 Nc6+/–) 
    22...h4 
       (better is 22...Qg5 23.Kf1 Bf8+=) 
    23.0–0–0?? 
       (better is 23.0–0+/–) 
    23...Bf8 
       (23...Ne6 24.Rd2+=) 
    24.Nc3 
       (24.Rhf1 Rb8+=) 
    24...Bd6 
       (24...Rb8 25.Rhf1+=) 
    25.Rdf1 Qg5 
       (25...Ne6 26.f3 Qg5 27.fe4 Qe3 28.Qd2=) 
    26.Kd2 
       (26.Bd5 Rb8 27.N5e4 Ne4 28.Ne4 Re4 29.Bd6 Rd4–+) 
    26...Kg7 
       (worse is 26...Qg2 27.Rhg1 Qf3 28.Rg6 Kh7 29.Bf7 Bh3 30.Rfg1 Qf2 31.Ne2+/–) 
    27.Nd5 
       (27.Rfg1 Ne6 28.f4 Qh5+=) 
    27...Nc6 
       (27...Nd5!? 28.Bd5 Rb8+=) 
    28.Nf6= Qf6 29.Bd5 Bc5 30.Bc5 Be6 31.f3? 
       (31.Be6 Re6 32.f4 Rb8=) 
    31...Bd5?? 
       (better is 31...Qg5 32.Be6 Re6–+ (worse is 32...fe6 33.Rhg1+=)) 
    32.Qd5= Rad8 33.Qa2?? 
       (better is 33.fe4 Rd5 34.Rf6 Rc5 35.Rhf1=) 
    33...Qg5–+ 34.g4 
       (34.Qc4 ef3 35.gf3 Na5–+) 
    34...Qc5 35.fe4 Qa5 
       (better is 35...Re6!? 36.Qc2 Qa5 37.Qc3 Nd4 38.Qa5 Nb3 39.Ke2 Na5 40.Rc1 Re4 
       41.Rc3–+) 
    36.Qa5 Na5 37.Kd3 
       (37.Rf4 c5 38.Kd3 cd4–+) 
    37...c5 38.g5 
       (38.Ra1 Nc6 39.Ra4 Nb4 40.Ke2 Re4 41.dc5 Rde8–+) 
    38...c4 39.Kc3 
       (39.Kd2 Re4 40.Rf3 Rb8–+) 
    39...Rb8 
       (better is 39...Re4 40.Rf3–+) 
    40.Rf6 
       (40.Rb1 Rb1 41.Rb1 Re4–+) 
    40...Rb3 
       (better is 40...Re4!? 41.Re1 Rb3 42.Kc2 Ree3 43.Re3 Re3 44.Ra6–+) 
    41.Kc2 Reb8 
       (better is 41...Re3 42.Rhf1 Re7–+) 
    42.Rhf1 
       (42.Ra1 Rb2 43.Kc1–+) 
    42...Rb2 43.Kc1 R8b7 
       (better is 43...c3 44.R1f2 Nb3 45.Kd1 Rc8–+) 
    44.d5 
       (44.Rf7 Rf7 45.Rf7 Kf7 46.Kb2–+) 
    44...c3 45.R1f2 Nb3 46.Kd1 Na1 
       (46...Na1 47.Ke1 Nc2 48.Kd1 Nb4–+) 
    0–1
    
    
    
    (10) Bigalke,Andre (2070) – Schwerdtfeger,Wolfgang (1885)
    Norderstedt op 5th, 2005
    1.b4 e5 2.Bb2 d6 3.e3 Be6 4.c4 Nf6 5.Nf3 h6 6.Be2 Be7 7.d4 e4 8.Nfd2 0–0 
       (8...d5 9.c5=) 
    9.Nc3 d5 10.b5 Bb4 11.Qb3 Bc3 12.Qc3 c6 13.a4 cb5 14.ab5 Nbd7 
       (14...dc4 15.Nc4 Re8 16.0–0+=) 
    15.c5+= Qc7 16.h3 Rfc8 17.Nb3 Ne8 18.Kd2 
       (18.0–0 Qd8+=) 
    18...f5 
       (18...Qd8 19.Ke1=) 
    19.g3 Nef6 20.Ra3 b6 
       (20...Bf7 21.Rha1 Qb8 22.Na5+=) 
    21.c6 
       (21.Rc1 Bf7+/–) 
    21...Nf8 22.Raa1 Ne8 23.Ba3 Nh7 24.h4 Bf7 25.Qb4 Nhf6 26.Qf8 Kh7 27.Be7 
    Ng8 28.Ba3 Ngf6 29.Qe7 Qe7 30.Be7 Ng8 31.Bb4 Ngf6 32.Rhc1 Kg8 
       (32...Bh5 33.Bf1+/–) 
    33.Ra2 
       (33.Be7!? Bh5 34.Bf6 Be2 35.Ke2 Nf6+/–) 
    33...Bh5+/– 34.Bf1 Kf7 35.Rca1 Rc7 
       (better is 35...a5!?+/–) 
    36.Ra6+– Ke6 37.Rb6! ab6 38.Ra8 Nd6 39.Bd6 Kd6 40.Ra6 
       (40.Bh3 Bg4 41.Bg4 Ng4+–) 
    40...Rc8 
       (40...Re7 41.Bg2+–) 
    41.Rb6 Ra8 42.Rb7 Ra2 43.Kc3 Rf2 
       (43...Be8+–) 
    44.c7 Bd1 45.c8N 
       (45.c8N Ke6 46.Nc5) 
    1–0
    
    
    
    (11) Bigalke,Andre – Zacharias,Alexander
    Wichern op 4th, 1997
    1.b4 e5 2.Bb2 e4 3.e3 Nf6 4.b5 d5 5.c4 Be6 6.Ne2 Nbd7 7.Nf4 Be7 8.cd5 Bf5 
    9.Nc3 0–0 10.d4 ed3 
       (better is 10...Re8!?=) 
    11.Bd3+/– Bd3 12.Qd3 Bd6 13.Nce2 Ne5 14.Qb3 Ne4 15.Rc1 Qh4 16.Ng3 Ng3 
    17.fg3 Qh6 18.0–0 Ng4 19.h3 Nf6 
       (19...Ne5 20.Bd4+/–) 
    20.Rc4 
       (better is 20.Bf6!? gf6 21.a4+–) 
    20...Rfe8 21.Qd3 Re7 22.e4 Rae8 23.Re1 Nd7 24.Qf3 Ne5 25.Be5 Be5 26.Kh2 
    Qg5 
       (26...a6!? 27.a4 ab5 28.ab5 Qb6+=) 
    27.Nd3+/– Bd6 28.Ra4 f5 
       (better is 28...b6!?+/–) 
    29.e5+– Be5 30.Ne5 Re5 31.Re5 Re5 32.Ra7 Qd8 33.Qa3?? 
       (33.Rb7 h6+–) 
    33...Kf7?? 
       (better is 33...Qd5 34.Ra8 Kf7=) 
    34.Qb3 
       (34.Rb7 Re7 35.Qf3 g6+–) 
    34...Kg6 35.Rb7 Rd5 
       (35...Qd5 36.Qd5 Rd5 37.a4+–) 
    36.b6 
       (better is 36.Rc7! Qc7 37.Qd5+–) 
    36...cb6 37.Rb6 Rd6 38.Rb7 
       (better is 38.Rd6 Qd6 39.a4+–) 
    38...Rd7?? 
       (better is 38...Rf6+/–) 
    39.Rb6 
       (better is 39.Qe6 Qf6 40.Qd7+–) 
    39...Rd6 40.Rb7?? 
       (better is 40.Rd6 Qd6 41.a4+–) 
    40...Rd7 41.Rb4 
       (better is 41.Qe6 Qf6 42.Qd7+–) 
    41...Rd3 42.Qe6 Kh5?? 
       (better is 42...Qf6 43.Qe8 Kg5+–) 
    43.Rh4 
       (43.Qf5 Kh6 44.Rh4 Qh4 45.gh4 Rg3 46.Kg3 g6 47.Qf8 Kh5 48.Qf4 h6 
       49.Qf3) 
    43...Kg5 44.Rh7 
       (44.Qf7 g6 45.Rh5 Kh5 46.Qh7 Kg5 47.Qh4) 
    44...Qf6+– 45.Qe2 
       (45.Qe8 Qh6 46.Rh6 Kh6 47.Qe6 g6 48.Qg8+–) 
    45...Qd4 
       (45...Qd6 46.Rg7 Kh6+–) 
    46.Rg7! Kh6 
       (46...Qg7 Deflection from d3 47.Qd3) 
    47.Rb7 
       (47.Re7 Rg3 48.Kg3 Qd6 49.Qe5 Qe5 50.Re5+–) 
    47...Qd6 
       (47...Qe3 48.Rb6 Kg7 49.Qe3 Re3+–) 
    48.Rb6 Qb6 49.Qd3 Qa5 50.Qd6 Kg5 
       (50...Kg7 51.Qd7 Kf6+–) 
    51.h4 Kh5 52.Qf6 
       (52.Qf6 f4 53.gf4+–) 
    1–0
    
    
    
    (12) Bigalke,Andre – Becker Bertau,Friedrich
    Wichern op 4th, 1997
    1.b4 e5 2.Bb2 f6 3.e4 Bb4 4.Bc4 Ne7 5.f4 d6 6.Qh5 g6 7.Qh4 Nd7 8.Ne2 c6 
    9.0–0 d5 10.Bb3 0–0 
       (worse is 10...de4 11.fe5 Qb6 12.Kh1 fe5 13.Be5+=) 
    11.c3 Bd6 12.d4 ef4 13.Qh6 Rf7 14.ed5? 
       (better is 14.c4=) 
    14...cd5–+ 15.Nf4 Nf5 16.Qh3 Nb6 17.Qd3 Bf4 18.Rf4 Qc7 19.Rf1 Bd7 20.Bc1 
    Re8 21.Bf4 Qc6 22.Nd2? 
       (better is 22.Na3–/+) 
    22...g5–+ 23.c4 
       (23.g4 gf4 24.gf5–+) 
    23...gf4 24.Rf4 Re3 25.Qf1 Ne7 26.Rc1 White prepares the advance c5 
    26...Qe6 27.Rf3 Rf3 28.Qf3 Bc6 29.c5 Nd7 30.Bc2 Ng6 
       (30...f5 31.Qf4–+) 
    31.g3 
       (31.Bf5 Qe8–+) 
    31...Re7 32.Kf2 Bb5 33.Bd3 Bd3 34.Qd3 f5 35.Nf3 Nf6 36.Re1 Ne4 37.Kg2 h6 
       (37...f4 38.Ng5 Nh4 39.Kg1–+) 
    38.a4 
       (38.Qb3 f4 39.Nd2 Nh4 40.Kg1 Qh3 (40...Nd2?! 41.Re6 Nb3 42.Re7 Nf3 
       43.Kf2 Nbd4 44.Rb7 fg3 45.hg3–/+) 41.Qd5 Kh7–+) 
    38...f4 39.Qb3 
       (39.Kg1 fg3 40.hg3 Rg7–+) 
    39...fg3 40.hg3 
       (40.Re4 de4 41.Qe6 Re6–+) 
    40...Nf4! 41.gf4 Qg4 42.Kf1 Qh3 43.Ke2 Nc5 44.Kf2 Nb3 45.Re7 Nd4 
       (45...Nd4 46.Re8 Kf7–+) 
    0–1
    
    
    
    (13) Bigalke,Andre (2095) – Becker,Norbert (2265)
    6th Wichern Open, 2001
    1.b4 e5+= 2.Bb2 f6 3.e4 Bb4 4.Bc4 Ne7 5.f4 d6 6.Qh5+= g6 7.Qh6 
       (7.Qh4 Nd7+=) 
    7...c6 
       (7...d5 8.Bb3 Nbc6 9.Qg7–/+) 
    8.Nf3 
       (8.fe5 fe5 9.c3 Bc5–/+) 
    8...Bg4 
       (8...d5 9.Bd3 de4 10.Be4–+) 
    9.fe5 de5 10.Rf1 Qb6 
       (10...Bf3 11.Rf3 Nd7 12.Qg7+=) 
    11.Bf7 
       (11.Ne5 fe5 12.Be5 Nd5 13.ed5 Rf8 14.Rf8 Bf8+/–) 
    11...Kd7= 12.Be5 
       (better is 12.Nc3=) 
    12...fe5 
       (12...Bf3 13.Bf6 Rf8 14.Qh3 Nf5 15.Rf3 Rf7=) 
    13.Ne5+= White gets kings attack.  13...Kc7 
       (13...Kd8 14.c3 Bc5 15.Bb3+/– (15.Ng4 Qb2 16.Qg7 Re8 17.Be8 Qa1+=)) 
    14.Ng4+/– Qd4 
       (14...Nd7!?+/–) 
    15.Qf4+– Kb6 
       (15...Qd6+–) 
    16.c3 Qg7? 
       (16...g5 17.Qe5 Qe5 18.Ne5+–) 
    17.Ne3 
       (17.Ne5!? Rf8+–) 
    17...Rf8 
       (17...g5 18.Qf2 Ka6 19.Qe2 Kb6 20.e5+–) 
    18.Nc4 
       (better is 18.a3!? Bc5 19.d4 Bd4 20.cd4 Qd4+–) 
    18...Ka6 19.a3 Threatening mate: axb4 19...Bc5 20.Qc7?? 
       (20.d4 g5 21.Qc7+–) 
    20...b6+/– 21.d4 Rf7 22.Rf7 Qf7 23.dc5 
       (better is 23.Nbd2!? Bd4 24.cd4+–) 
    23...Qc4+= 24.Qe7 Qd3 25.cb6 ab6 26.Qe5 
       (26.Qh4 Nd7 27.Nd2 Qc3+=) 
    26...Qe3 27.Kd1 Qg1 
       (27...Qf2 28.Kc1=) 
    28.Kc2 Nd7 29.Qd4 
       (29.Qd6 Nc5=) 
    29...Qg2 30.Nd2 Nc5 Attacking the isolated pawn on e4 31.Rb1 
       (31.Qc4 Ka7 32.Qf7 Ka6 33.Qf1 Qf1 34.Rf1 Re8=) 
    31...Qe2 
       (better is 31...Qh2!? 32.a4 Qh5+=) 
    32.a4+= 
       (32.a4 Qh5 33.a5+/–) 
    1–0
    
    
    
    (14) Bigalke,Andre – Boening,C
    13.DJOFM, 1990
    1.b4 e5 2.Bb2 Nf6 3.Be5 Bb4 4.c4 Nc6 5.Bb2 0–0 6.e3 d6 7.Nf3 Re8 8.Be2 
    Ne5 
       (8...Bf5 9.0–0+=) 
    9.0–0 Bf5 10.a3 Ba5 11.d4 Nf3 12.Bf3 Ne4 
       (12...c6 13.Nc3=) 
    13.Be2 
       (13.Qb3 Rb8=) 
    13...Qg5 14.Kh1 
       (14.Qa4 Be6+=) 
    14...Re6 15.Bf3 
       (15.Qa4 b6+=) 
    15...Rh6 
       (15...c6 16.Qa4 Bg6 17.d5 cd5 18.Qa5 dc4 19.Qg5 Ng5 20.Bd5+– (20.Bb7 
       Rb8+=)) 
    16.g3 
       (16.Qb3 Qh4 17.h3 Bh3 18.Bh5 Bc8 19.Kg1 Rh5 20.Qb7 Qh2) 
    16...Re8?? 
       (better is 16...c6+=) 
    17.Qa4+– Threatening mate: Qxe8 17...Ng3?? 
       (17...Nf2 18.Rf2 Re3 19.Qa5 Qg3–+) 
    18.fg3 Re3 19.Rg1 
       (19.Qa5 Qg3 20.Qd2 Rf3 21.Nc3 Rf1 22.Rf1–/+) 
    19...Qh5!? The mate threat is Qxh2 20.Qe8 
       (20.Bh5 Deflection from e4 20...Be4 A classical mating theme 
      ) 
    20...Re8–+ 21.Bh5 Be4 22.Rg2 Rh5 23.Nc3 Bc3 24.Bc3 Bg2 25.Kg2 Re2 26.Kf3 
    Rhh2 27.c5 
       (27.Rb1 Rhf2 28.Kg4 Re3–+) 
    27...Rhf2 28.Kg4 f5 
       (28...Re4 29.Kh3–+) 
    29.Kh4 h6 
       (29...Re4 30.Kh5–+) 
    30.g4 
       (30.Kh5–+) 
    30...Rf3 31.gf5 
       (31.Rh1 Rc3 32.gf5 dc5 33.Rg1 cd4 34.a4–+) 
    31...Re4 32.Kh5 Rh3 33.Kg6 Rg4 0–1
    
    
    
    (15) Bigalke,Andre – Van Riesen,Klaus
    Pinneberg–ch, 2003
    1.b4 
       (1.Nf3!?=) 
    1...e5 2.Bb2 Bb4 
       (2...f6 3.a3+=) 
    3.Be5= Nf6 4.c4 
       (4.a3 Be7+=) 
    4...0–0 5.e3 
       (5.Nc3 Nc6 6.Bf6 Qf6+= (worse is 6...gf6 7.Nd5+=)) 
    5...Re8 
       (5...d6 6.Bc3 Nc6 7.Qf3 Bc3 8.Nc3–/+) 
    6.Nf3 Nc6 7.Bb2 
       (7.Bc3 a5+=) 
    7...d5–/+ 8.cd5 
       (8.Qc2 d4 9.a3 de3 10.fe3 Re3 11.Be2 Qe7–+) 
    8...Nd5+= 9.Be2 
       (9.Bb5 Qd6–/+) 
    9...Qe7 
       (9...Be6 10.0–0–/+) 
    10.0–0+= Bf5 
       (10...Be6 11.Bb5+=) 
    11.a3 
       (11.Bb5 Qe6+=) 
    11...Bd6 12.Nc3 
       (12.Qb3!? Nf4 13.ef4 Qe2 14.Qb7+=) 
    12...Nc3–/+ 13.Bc3 Ba3 14.Nd4 
       (14.Qb3 Bb4–/+) 
    14...Nd4–/+ 15.Bd4 Bc5 
       (15...Bd6 16.Qb3–/+) 
    16.Bc5+= Qc5 17.Qa4 
       (17.d4 Qd6+=) 
    17...Be4 
       (17...Qc2 18.Qc2 Bc2 19.Rfc1=) 
    18.Rfc1 
       (18.d3 b5 19.Qa5 Bd5–/+) 
    18...Qd6 
       (18...Qg5 19.f3 Bc6 20.Qc2–/+) 
    19.Bc4 
       (19.d3 Bd5–/+ (worse is 19...Bd3 20.Rd1=)) 
    19...Qg6–/+ Threatening mate: Qxg2 20.g3 
       (20.Bf1 Re7–/+) 
    20...Qf5 
       (20...c5 21.d4 cd4 22.Bb5–+) 
    21.d3 Bc6 22.Qb3 Bf3 
       (22...Qf3 23.e4–/+) 
    23.d4 
       (23.e4 Qh3 24.Bf7 Kh8 25.Be8 Qg2) 
    23...Be4 24.f4 
       (24.Be2 Re7–/+) 
    24...Red8 
       (24...a6 25.h3–/+) 
    25.Qd1 
       (25.Rc3 Re8–/+) 
    25...Bc6 
       (25...c5 26.Bb3 b6 27.Ra6–+) 
    26.d5 
       (26.Qd3!? Qe4 27.Qe4 Be4 28.Ba2–/+) 
    26...Bd5–+ Black gets strong initiative. Opening the d–file gets Black 
    a lot of play 27.Bd5 Rd5 
       (27...Qd5?! 28.Qd5 Rd5 29.Rc7+=) 
    28.Qf3 Qd7 29.Rc7 Qc7 Deflection from d5 30.Qd5 Rd8 31.Qb3 a6 32.Qa3 
       (32.e4 Rd2 33.Qb4 Qc2 34.Qd2 Qd2–+) 
    32...h6 
       (32...Qd6 33.Qd6 Rd6 34.e4–/+) 
    33.Rc1 
       (33.Qb4 Rd5–/+) 
    33...Qd7 34.Rb1 Qc6 
       (better is 34...Re8–/+) 
    35.Rc1 
       (35.Qe7 Re8 36.Qb7 Qc3+=) 
    35...Qf3 
       (35...Qe4 36.Qb3–+) 
    36.Qc3 
       (36.Qb3 Rd2 37.Rc8 Kh7 38.Qb1 g6–+) 
    36...b5 37.Rf1 
       (37.Ra1 f5–+) 
    37...Qb7 
       (37...Qe4 38.Ra1–+) 
    38.Qa5 
       (38.Ra1 Qb6–/+) 
    38...Rd6 39.Rc1 
       (39.Qb4 Re6–+) 
    39...Qb6 
       (39...Qe4 40.Kf2–+) 
    40.Rc8 
       (40.Qc3 a5–/+) 
    40...Kh7 41.Qc3 
       (41.Qe1 Rd3–+) 
    41...Rd1 42.Kf2 Qg6 43.Ra8 
       (43.Rc6 Qh5 44.h4 Qd5–+) 
    43...Qb1 
       (43...Rh1 44.h4–+) 
    44.Ra6 Rc1 45.Qe5?? 
       (better is 45.Qa5–+) 
    45...Qc2 46.Kf3 Qd1 47.Ke4 Threatening mate... how? 47...Rc4 
       (47...Rc4 48.Qd4 Qc2 49.Ke5 Rd4 50.Kd4 Qc4 51.Ke5 b4–+) 
    0–1
    
    
    
    (16) Bigalke,Andre – Bokelbrink,Uwe
    Pinneberg–ch, 2003
    1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0–0 5.Nf3 d5 6.Be2 c5 7.0–0 Nc6 8.Bb2 
    Re8 9.a4 
       (9.a3 Ba5=) 
    9...Bg4 10.d3 Qd6 11.c3 Ba5 12.Nbd2 Rad8 13.Re1 h6 
       (13...Bc7 14.Rb1+=) 
    14.Qc1 
       (14.Qb3 b6+=) 
    14...Bc7 15.Ba3 
       (15.h3 Bf5+=) 
    15...b6 
       (15...Ne5 16.Ne5 Qe5 17.Nf1 Be2 18.Re2+=) 
    16.g3 
       (16.h3 Bf5–/+) 
    16...Qd7 
       (16...Qe6 17.Bb2–/+) 
    17.Nb3 
       (17.Bb2 Ne5–/+) 
    17...Qf5 18.Nh4 Qe6 19.d4 
       (19.Bg4 Qg4 20.a5 Be5–/+) 
    19...g5 
       (19...Be2!? 20.Re2 c4–/+) 
    20.Nf3+= Qf5 
       (20...c4 21.Nbd2–/+) 
    21.Nbd2 
       (21.Qd1 c4 22.Nbd2 Ne4 23.Ne4 de4= (worse is 23...Qe4 24.Ng5 hg5 25.Bg4+/–)) 
    21...c4 22.Qb1 Qe6 23.Bf1 Na5 
       (23...Bf5 24.Qb5–/+) 
    24.Bg2+= Bf5 25.Qb2 Bd3 
       (25...g4 26.Nh4+=) 
    26.Rec1 
       (26.h3 Ne4+=) 
    26...Ng4 
       (26...Ne4 27.Ne4 de4 28.Nd2+=) 
    27.Re1= f5 28.Bf1 
       (28.h4 gh4 29.Nh4 Nc6+=) 
    28...Bf1 29.Nf1 
       (29.Rf1 Nc6+=) 
    29...Nf6 30.Qc2 
       (30.Rab1 g4 31.N3d2 Ne4–/+) 
    30...Kg7 31.N1d2 
       (31.Rab1 g4 32.N3d2 Ne4–/+) 
    31...Rd7 
       (31...g4 32.Nh4 Ne4 33.f3 Nd2 34.Qd2–+) 
    32.Kg2 
       (32.Bb4 Nc6+=) 
    32...Rf7 
       (32...g4 33.Ng1–/+) 
    33.h4 
       (33.Bb4 Nc6–/+) 
    33...gh4 
       (33...g4 34.Ng1–/+) 
    34.Nh4+= Ne4 35.Ndf3 
       (35.Nhf3 Nc6+=) 
    35...Nb3 36.Rab1 Kh7 
       (36...Qc6 37.Rh1+=) 
    37.Rh1+= Rg8 
       (37...Qd7 38.Rb2+=) 
    38.Rh3 
       (38.Bb4 a5 39.Ba3 Qd7+=) 
    38...Rf6 
       (38...f4 39.ef4 Bf4 40.Re1+=) 
    39.Rbh1–/+ Rg4 
       (39...f4 40.ef4 Bf4 41.Bb2–/+) 
    40.Ne5 
       (better is 40.Kh2!?=) 
    40...Be5–/+ 41.de5 Qe5 42.Nf3 
       (42.Bb2–/+) 
    42...Qc7 
       (better is 42...Qc3 43.Qe2 Rc6–+) 
    43.Bf8 Will h6 fall? 43...Rgg6 44.Nh4 Rg5 
       (44...Rg8 45.Bb4 Kg7–/+) 
    45.f4 Rg8 ½–½
    
    
    
    (17) Bigalke,Andre (2025) – Schulz,Wolfgang (2165)
    Open A, Hamburg GER, 2005
    1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0–0 5.Nf3 Re8 6.Be2 d5 7.0–0 c5 8.d3 Nc6 
    9.Bb2 Bf5 10.Nbd2 Qe7 11.Nb3 d4 12.a3 Bc3 13.Bc3 dc3 14.e4N Rad8 
       (14...Bg4 15.Qe1 (15.Nfd4 Be2 16.Nc6 bc6 17.Qe2 c4 18.dc4 Qe4 19.Qe4 
       Re4 20.c5 Rae8 21.Rad1) 15...c4 16.Nbd4 Nd4 17.Nd4–/+ Qe5 18.Nf3 Bf3 
       19.gf3 Rad8 20.Rb1 Nh5 21.Rb7; 
       14...Be6 
         A) 15.Rb1 Rad8 (15...Bg4 16.h3 Bh5 17.g4 Bg6 18.Qe1 c4 19.Nbd4 
          Nd4 20.Nd4 cd3 21.Bd3) 16.Qe1 c4 17.Nc1 Qa3 18.Rb7 Nb4 19.e5 Nfd5 
          20.Nd4 Bc8 21.Rb8;
         B) 15.Nc1 c4 16.e5 Ng4 17.dc4 Nge5 18.Ne5 Ne5 19.Qd4 Qf6 20.Nb3 
          Nc4 21.Qf6) 
    15.ef5 Qe2 16.Re1 
       (16.Nc5 Qe7 (16...Rd5 17.Na4 Qd1 18.Rfd1 Rf5 19.d4 Nd5 20.Re1 Rc8 
       21.Rad1) 17.Na4 Nd5= (17...Ne5 18.Nc3 Qc5 19.Ne5 Qe5 20.Qe1 Qc5 
       21.Qd2) 18.Qb1 Qc7 19.Re1 Re1 20.Qe1 Nce7 21.f6) 
    16...Qd1+= 17.Rad1 Rd5 
       (17...Re1 18.Re1 Rd5 19.g4 Kf8 20.h3 h5 21.g5) 
    18.Re8 Ne8 19.Re1 Nf6 20.g4 h6 
       (20...Kf8 21.h3) 
    21.h3 b5 22.Ra1 
       (22.Nc1 b4+=) 
    22...Kh7 
       (22...c4 23.dc4 bc4 24.Nc1–/+) 
    23.Kg2 a5 Black prepares the advance b4 24.a4 c4 25.Nc1 cd3 26.Nd3 b4 
    27.Nf4 Rd7 
       (27...Rd8–/+) 
    28.g5 
       (better is 28.Re1!?–/+) 
    28...hg5–+ 29.Ng5 Kh6 30.h4 
       (30.Nf3 Nd4 31.Nd4 Rd4–+) 
    30...Nd4 31.Rd1 
       (31.Rc1 Nf5 32.Nf3 Nd4–+) 
    31...Nc2 32.Rd7 Nd7 33.Nf7 Kh7 34.Ng5 Kg8 35.Ne4 
       (35.Ne2 Nc5–+) 
    35...Nd4 
       (better is 35...Ne1 36.Kf1 c2 37.Ne2–+) 
    36.Nd3 c2 
       (worse is 36...Nf5 37.Kf1–+) 
    37.Nd2 Nc5!! 38.Nc1 
       (38.Nc5 c1Q) 
    38...b3 39.Nc4 Na4 0–1
    
    
    
    (18) Bigalke,Andre – Hermlin,Aarne (2280)
    Tampere op3, 2001
    1.b4 e5+= 2.Bb2 Bb4 3.Be5 Nf6 4.e3 d5 5.Nf3 0–0 6.Be2 c5 7.0–0 Nc6 8.Bb2 
    Ba5 9.d3 Bc7 10.Nbd2 Re8 11.Re1 
       (11.c4 dc4 12.dc4 Bf5=) 
    11...Bg4 12.Nf1 
       (12.c4 dc4 13.dc4 Ba5+=) 
    12...Bf3 
       (12...Rb8 13.Ng3+=) 
    13.Bf3= Be5 14.Rb1 
       (14.d4 cd4 15.ed4 Bf4=) 
    14...Bb2 15.Rb2 b6 16.g3 
       (16.c3 Qd6=) 
    16...Qd6+= 17.Nd2 Rad8 18.Bg2 Ne5 19.h3 h5 
       (19...Qe6 20.Nf3+=) 
    20.e4= Ng6 
       (20...h4 21.ed5 hg3 22.fg3 Nd5 23.Ne4+=) 
    21.ed5 Re1 22.Qe1 Nd5 23.Nc4 Qf6 24.h4 
       (24.a3 h4=) 
    24...Nc3 
       (24...Nb4 25.a3 Nc6=) 
    25.a4 
       (better is 25.a3!?=) 
    25...Na4–/+ 26.Ra2 
       (26.Rb3 a6–/+) 
    26...b5 27.Ne3 Ne5 
       (27...Re8 28.Qf1–/+) 
    28.Qa5 
       (28.Ra3!?–/+) 
    28...Nc3 29.Ra1 Ne2 30.Kf1 
       (better is 30.Kh2!? Nd4 31.f4 Nd3 32.cd3–/+) 
    30...Ng3–+ 31.Ke1 Re8 
       (31...Qh4 32.fg3 Qd4 33.Kf1=) 
    32.Qb5? 
       (32.Qa6 Re6 33.Qc8 Kh7 34.fg3 Nd3 35.cd3 Qa1 36.Kd2 Qa5 37.Kd1 Qa4 
       38.Kd2 Qb4 39.Kd1 Qb1 40.Kd2–+) 
    32...Nd3!! 33.Qd3 
       (33.cd3 Qa1) 
    33...Qa1 34.Kd2 Qa5 
       (34...Qd4 35.Bc6 Qb4 36.c3 Qb2 37.Kd1–+) 
    35.Kd1 c4 
       (35...Qb6!? 36.c4 Qe6 37.Bd5–+) 
    36.Qc4 Nf5 37.Be4 Ne3 
       (37...Qd8 38.Qd3 Ne3 39.fe3 Qh4 40.Bd5–+) 
    38.fe3 Rd8 
       (38...Qa1 39.Ke2 Qg1 40.Qd4 Qg4 41.Kd3 Qd1 42.Kc3 Rc8 43.Kb2 Rb8 
       44.Kc3–+) 
    39.Bd3 Qe5 40.Kd2 Qh2 41.Kc3 Qf2 
       (41...Qg3 42.Qf4 Qe1 43.Kb2–+) 
    42.Qc7 Threatening mate: Qxd8 42...Qh4 
       (42...Qe1 43.Kb2 Qh4 44.Qa7 Qb4 45.Kc1–+) 
    43.Qa7 Qf6 44.Kd2 h4 
       (44...g5 45.Qc5–+) 
    45.Qc5 
       (45.Ke2 g5–+) 
    45...g6 
       (45...Qf2 46.Kc3–+) 
    46.e4 
       (46.Ke2 h3 47.Qc7 Kg7–+) 
    46...h3 47.Qg1 Qf4 48.Ke2 h2 49.Qh1 Qg3 
       (49...Qg3 50.e5 Rd3 51.cd3 Qg1 52.Qa8 Kg7–+) 
    0–1
    
    
    
    (19) Bigalke,Andre (2025) – Weiss,Siegfried (2115)
    Hamburg League qual, 2005
    1.b4 e6 2.Bb2 Nf6 3.a3 a5 4.b5 b6 5.e3 
       (5.d3 d5 6.Nf3 Bb7 7.e3 Nbd7 8.Nbd2 Bd6 9.d4 0–0 10.c4 Ne4 11.Ne4 de4 
       12.Nd2 f5 13.Be2 f4 14.Bg4 fe3 15.Be6 Kh8 16.0–0 ef2 17.Kh1 Qh4 18.Bh3 
       e3 19.Qg4 Qg4 Amor Alcaide,M–Annageldyev,O (2490)/La Pobla de Lillet 
       op 2000/0–1; 
       5.f4 Nd5 6.e3 Bb7 7.Nf3 f6 8.Be2 Bd6 9.0–0 0–0 10.c4 Ne7 11.d4 Nf5 
       12.Qd3 Qe8 13.g4 Qg6 14.h3 Ng3 15.Rf2 Be4 16.Qd1 Ne2 17.Qe2 Bb1 18.f5 
       Bf5 0–1 pokerpig (2055)–dmertz (2065)/net–chess.com 2005) 
    5...Bb7 6.Nf3 Be7 7.c4N 
       (7.d4 0–0 8.Bd3 d5 9.Nbd2 Nbd7 10.0–0 Ne4 11.c4 f5 12.Qc2 Bd6 13.Rac1 
       a4 14.Nb1 Qe7 15.Nc3 Rf6 16.cd5 ed5 17.g3 Rh6 18.Na2 g5 19.Ne5 g4 
       20.f4 Be5 21.de5 Ndc5 Skalazuov,A (2125)–Sagafos,M (2170)/0–1 (45) 
      ; 
       7.Be2 0–0=) 
    7...d6 8.d4 Nbd7 
       (8...0–0 9.Bd3=) 
    9.Be2 
       (9.Bd3 0–0+=) 
    9...Ne4 
       (9...c6 10.Nc3=) 
    10.0–0+= f5 
       (10...0–0 11.Nc3+=) 
    11.Ne1 
       (11.Nfd2 0–0+=) 
    11...0–0 12.f3 Nef6 13.Nd3 
       (13.Nc3 Qe8+=) 
    13...Qe8= 14.Nd2 g5 
       (14...Qh5 15.Nf4 Qh6 16.Qb3=) 
    15.Qb3 
       (15.Qe1 Qg6+/–) 
    15...Rd8 
       (15...a4 16.Qc3+=) 
    16.Rad1 Qg6 17.a4 Rf7 18.Qc3 
       (18.Rf2 c5+=) 
    18...Bf8 19.Nb3 White prepares c5 
       (19.Rf2 Bg7+=) 
    19...Bg7 20.Qc1 
       (20.Qe1 Re8+=) 
    20...Re8 
       (20...c6 21.bc6 Bc6 22.Qa1+=) 
    21.c5 Bd5 22.Nd2 
       (22.Qc2 Nf8+=) 
    22...bc5 23.dc5 Bf8 
       (23...Qh6 24.Ba3+=) 
    24.c6 
       (24.Qc3 dc5 25.e4 fe4 26.fe4 Bb7+= (worse is 26...Be4 27.Ne4 Qe4 28.Bh5 Qd4 
       29.Qd4 cd4 30.Bf7 Kf7 31.Bd4+/–)) 
    Nb6 0–1
    
    
    
    (20) Plock,Joerg – Bigalke,Andre
    , 1996
    1.b4 e6 2.Bb2 Nf6 3.b5 d5 4.e3 Nbd7 5.Nf3 g6 6.d4 Bg7 7.c4 c6 8.a4 Ne4 
    9.c5 
       (9.Be2 dc4 10.Bc4 Qa5 11.Nbd2=) 
    9...Ndc5 10.Qc2 Qa5 11.Nbd2 Qb4 12.Be2 
       (12.Ba3!! Qc3 (12...Qa5 13.Bc5+–) 13.Qc3 Nc3 14.Bc5+–) 
    12...Bd7 13.0–0 cb5 14.Ne4 Ne4 15.ab5 Rc8 16.Qb1 Bb5 17.Bb5 Qb5 18.Ra7 
    Qb6 19.Qa2 0–0 20.Rb1 Rc2 21.Ra8 Rf2 22.Ne5 Qc7 23.Qa3 Qc2 0–1
    
    
    
    (21) Bigalke,Andre (1965) – Hofene,Dieter (2170)
    Wichern op 5th, 1999
    1.b4 g6 2.Bb2 Nf6 3.e3 Bg7 4.Nf3 0–0 5.c4 d6 6.d4 Nbd7 7.Be2 e5 8.Nc3 e4 
    9.Nd2 Re8 10.0–0 Nf8 11.a4 
       (11.Qb3 Bf5 12.Rae1 c6 13.a4 d5 14.Rc1 Ne6 15.Ba3 Nc7 16.b5 Bg4 
       17.Bg4 Ng4 18.bc6 bc6 19.h3 Nf6 20.Qb7 a5 21.cd5 pcmvr 
       (2760)–emanuelle (2440)/net–chess.com 2006) 
    11...h5 12.Re1 
       (12.d5 a5 13.ba5 h4 14.h3 N8d7 15.a6 ba6 16.Nb3 Ne5 17.Nd4 Bf5 18.Nf5 
       gf5 19.Rb1 Nfd7 20.Ba3 Qg5 21.Rb7 Reb8 22.Rc7 Bf8 23.Qa1 Qd8 24.Rc6 
       Nf6 25.Rd1 Qd7 26.c5 Nc6 aschellen (1945)–wernikzb (1900)/Friendly 
       Game 2006/1–0 (51)) 
    12...N8h7 13.a5N 
       (13.Qb3 Bg4 14.Bf1 Ng5 15.d5 Qd7 16.Ne2 h4 17.Nf4 Nh5 18.Bg7 Kg7 
       19.c5 Re5 20.cd6 cd6 21.Rac1 Qf5 22.h3 Bf3 23.gf3 ef3 24.Qd3 Qd3 
       25.Nd3 Rd5 26.e4 Nh3 27.Kh2 Rd3 Schiefelbusch,D (2070)–Boehm,J 
       (2165)/Ruhrgebiet VL playoff 2005/1–0 (60)) 
    13...h4 14.f3 ef3 15.Bf3 Ng5 16.a6 Nf3 
       (16...c6 17.b5 d5 18.ab7 Bb7 19.Nb3=) 
    17.Qf3 
       (17.gf3?! ba6 18.d5 Nd7+=) 
    17...Rb8 18.Rf1 
       (18.ab7!? Rb7 19.Nb5+/–) 
    18...Qe7 19.Nb5 
       (19.e4 ba6 20.Ba3 h3=) 
    19...Bg4 
       (19...ba6 20.Na7 
         A) 20...Rb4 21.Nc6 (21.Nc8?! Rc8 22.Bc3 Rb6=) 21...Rb2 22.Ne7 
          Re7 23.Nb1+/–;
         B) 20...Bg4+=) 
    20.Qf2= ba6 21.Ra6 ½–½
    
    
    
    (22) Bigalke,Andre – Schubert,J
    Wichern op 4th, 1997
    1.b4 Nf6 2.Bb2 e6 3.b5 d5 4.e3 Bd6 5.Nf3 c6 6.a4 0–0 7.Be2 Re8 8.d4 Nbd7 
    9.0–0 e5 10.c4 ed4 11.Nd4 dc4 12.bc6 bc6 13.Nd2 
       (worse is 13.Nc6 Qc7 14.Nd4 Bh2 15.Kh1 Ba6–/+) 
    13...Ne5 14.Nc4 Nc4 15.Bc4 Bb7 
       (better is 15...Ng4 16.h3 Ne5=) 
    16.Nf5+/– Bc7 17.Qb3 Kh8 
       (17...Nd5 18.Bd5 (18.Bg7? Bc8–+) 18...cd5 19.Qb7+/– (19.Bg7? Bc8–+)
      ) 
    18.Rfd1 
       (18.Bf6 Qf6 19.Qb7 Be5+–) 
    18...Qc8 
       (better is 18...Qb8 19.Bf7 Ba6 20.Bf6 gf6+–) 
    19.Nh6! Bh2 
       (19...gh6 20.Bf6) 
    20.Kh2 Ng4 21.Ng4 Qg4 22.Rd2 
       (better is 22.Rd4!? Qc8+–) 
    22...Rab8 23.f3 
       (better is 23.Bf7!? c5 24.f3 Bf3+–) 
    23...Qg5 24.Rad1 
       (24.Bf7 Re3 25.Qb4 c5+–) 
    24...c5? 
       (better is 24...Ba6 25.Qb8 Rb8 26.Ba6 h6+–) 
    25.Qc3 
       (25.Bf7?! Bf3 26.Qb8 Rb8 27.gf3 h6+/–) 
    25...Re3 
       (25...Bc6 26.Bf7 Ba4 27.Be8 Bd1+–) 
    26.Qe3! Qh4 27.Kg1 h6 28.Bf1 Bc6 29.Qe5 Rg8 30.Rd8! f6 31.Rg8 Kg8 32.Rd8 
    Kh7 33.Bd3 g6 34.Qe7 1–0
    
    
    
    (23) Bigalke,Andre – Krueger,Ingo
    Pinneberg–ch, 2003
    1.b4 Nf6 2.Bb2 e6 3.b5 d5+= 4.e3 Be7 5.Nf3 Nbd7 6.a4 
       (6.Be2 0–0=) 
    6...0–0 7.Be2 c5 8.d3 
       (8.0–0 Bd6=) 
    8...b6 
       (8...Qa5 9.Bc3 Qc7 10.0–0+=) 
    9.0–0= Bb7 10.Nbd2 
       (10.a5 a6 11.ba6 Ra6 12.ab6 Ra1 13.Ba1 Qb6+=) 
    10...Qc7 
       (10...a6 11.ba6 Ra6 12.c4=) 
    11.c4 
       (11.a5 ba5 12.Nb3 a6–/+) 
    11...Rad8 
       (11...a6 12.ba6 Ra6 13.d4=) 
    12.Rc1 
       (12.Bc3 dc4 13.Nc4 Nd5=) 
    12...Rfe8 
       (12...Bd6 13.cd5 Bd5 14.e4=) 
    13.h3 
       (13.cd5 ed5 14.Qc2 Bd6=) 
    13...Bd6 
       (13...e5 14.cd5 Bd5 15.Nc4=) 
    14.Rc2 
       (14.cd5 Bd5 15.e4 Bb7=) 
    14...e5 15.cd5 Nd5 
       (15...Bd5 16.Nc4+=) 
    16.Qa1 
       (16.Ne4 N7f6=) 
    16...Nb4+= 17.Rcc1 g6 
       (17...Bd5 18.Ne4+=) 
    18.Rfd1= Nd3?? 
       (18...Bd5!?=) 
    19.Bd3+= e4 20.Nc4 
       (20.Bh8 Bf8 21.Ne4 Be4 22.Be4 Re4+=) 
    20...ed3 21.Rd3 Bf8 22.Nh2 
       (22.Rcd1 Be4 23.R3d2 Bf3 24.gf3 Be7+=) 
    22...Be4= 23.Rd2 Bf5 
       (23...Qb7 24.f3 Bd5 25.Ng4+=) 
    24.Rcd1 
       (24.Ng4 Bg4 25.hg4 h6+=) 
    24...Re6 
       (24...Be6 25.Qc1+=) 
    25.Nf1 
       (25.Ng4 Ree8 26.Rd7 Bg4 27.Rd8 (27.Rc7?! Rd1 28.Qd1 Bd1+/–) 27...Rd8 
       28.hg4 Rd1 29.Qd1+–) 
    25...f6 
       (better is 25...Ree8!?+=) 
    26.Ng3+– Be7 
       (26...Kg7 27.Nf5 gf5 28.Qb1+–) 
    27.Nf5 gf5 28.Qb1 f4 
       (28...Re4 29.Qc2+–) 
    29.Qf5 Nf8 30.Rd8 Bd8 31.ef4 
       (better is 31.e4+–) 
    31...Be7 32.Rd3 
       (32.Qg4 Kh8 33.f5+–) 
    32...Re1 33.Kh2 Ng6 34.g3 
       (34.Rf3 Rd1+–) 
    34...Qb7 Threatening mate: Qh1 35.Qd5 
       (better is 35.f3!?+–) 
    35...Qd5+/– 36.Rd5 Re2 
       (36...Re4 37.Ne3 Rb4 38.Bc3 Ra4 39.f5+=) 
    37.Rd2 
       (37.Kg2 Rc2 38.Rd7 Rc4+=) 
    37...Re4 
       (37...Rd2 38.Nd2 f5 39.Nc4+/–) 
    38.Rc2 Kf7 
       (38...f5 39.h4+/–) 
    39.f3 
       (39.f5 Ne5 40.Be5 fe5+/–) 
    39...Re1 40.a5 ba5 41.Na5 Bd8 
       (41...Re3 42.Nc6+/–) 
    42.Nb7+– Bb6 43.Nd6 
       (43.Ba3!? Ke6+–) 
    43...Ke7 44.Nc8 
       (44.Rd2 h5+/–) 
    44...Ke6 45.Rd2 Kf7 46.Kg2 
       (46.Nd6 Ke7+–) 
    46...h5 
       (46...f5 47.Kf2 Rh1 48.Nd6 Ke6 49.Kg2+/–) 
    47.h4 
       (47.Kf2 Rb1+/–) 
    47...Rb1 
       (47...Ne7 48.Nd6 Ke6 49.Ne4+/–) 
    48.Nd6 White fights for the Initiative 48...Ke7 49.Ne4 f5 50.Nc3 Re1 
    51.Nd5 
       (51.Kf2 Re6+/–) 
    51...Kf7 52.Nf6 Nf8 
       (52...c4 53.Nh5 Ne7 54.Bf6+/–) 
    53.Nh5+– Ne6 54.Nf6 
       (54.Kf2 Rh1 55.Re2 c4 56.Kg2 Rg1 57.Kh2 Nd4 58.Bd4 Bd4+–) 
    54...Nd4 
       (better is 54...Nc7!?+/–) 
    55.Bd4+– cd4 56.Nd7 
       (56.Nd7 Rb1 57.g4+–) 
    1–0
    
    
    
    (24) Bigalke,Andre – Hermesmann,Hans (2280)
    Wichern op 4th, 1997
    1.b4 Nf6 2.Bb2 g6 3.e3 Bg7 4.Nf3 0–0 5.Be2 d6 6.0–0 Nbd7 7.c4 e5 8.d4 e4 
       (8...a5 9.a3=) 
    9.Nfd2+= Re8 
       (9...c5 10.Nc3 Re8 11.Qc2+=) 
    10.a4 
       (10.Nc3 Qe7+=) 
    10...a5= 11.b5 Nf8 
       (11...c5 12.Qc2+=) 
    12.Nc3+= h5 
       (12...Qe7 13.Rb1+=) 
    13.Qc2 e4 becomes the focus of attention 13...Bf5 14.Rfd1 N8h7 
       (14...N8d7 15.Rab1+=) 
    15.Nf1 
       (15.Rac1 h4+=) 
    15...h4 16.Rd2 
       (16.h3 Ng5+=) 
    16...Ng5 Black prepares h3 17.Qd1 
       (17.h3 Nd7 18.Rdd1 Nf3 19.Kh1 Ng5+=) 
    17...Qd7 Black plans h3 
       (17...h3 18.f4 ef3 19.gf3=) 
    18.f4 
       (18.h3 Be6+=) 
    18...Ngh7 
       (18...ef3!? 19.gf3 Bh3=) 
    19.c5 
       (19.h3 Qd8+=) 
    19...d5 
       (19...h3 20.c6 bc6 21.bc6=) 
    20.Qe1 
       (20.h3!?+=) 
    20...h3= 21.g3 
       (21.Qh4 hg2 22.Kg2 Rad8=) 
    21...g5 
       (21...Bg4 22.c6 bc6 23.bc6=) 
    22.c6 bc6 23.bc6 Qe6 24.Nb5 Rec8 
       (24...Qc6? 25.Rc1 Qd7 26.Nc7+– (26.Rc7?! Qd8+=)) 
    25.Rc2 Bh6 26.Rac1 Kh8 
       (26...Bg4 27.Bg4 Qg4 28.Rf2+=) 
    27.Rc3 
       (27.Bc3!?+/–) 
    27...Bg4+= 28.Qd1 
       (28.Nd2 Be2 29.Qe2 Bf8+=) 
    28...Be2 
       (28...Bg7 29.Rb3+=) 
    29.Qe2+= Ng4 
       (29...Bg7 30.Rb1=) 
    30.R1c2 Nhf6 31.Rc5 
       (better is 31.fg5 Bg5 32.Ba3+=) 
    31...Ne3? 
       (better is 31...gf4 32.ef4 Bg7=) 
    32.Ne3+– gf4 33.gf4 Bf4 34.Nd5! Rg8 
       (34...Qd5 35.Rd5) 
    35.Kf1 Nd5 36.Qh5 Bh6 
       (36...Kg7 37.Rd5 Qg6 38.Qh4+–) 
    37.Rd5 
       (37.Qd5 Qg4 38.Qe5 f6 39.Qf6 Bg7–+) 
    37...Rg6 
       (37...Qg6 38.Qg6 Rg6 39.Rf5+– (39.Nc7?! Rag8 40.Rf2 e3 41.Rf7 Rg1 
       42.Ke2 R8g2 43.Kd3 Rb2+–)) 
    38.Rf5 
       (better is 38.Nc7 Rag8 39.Qh6 Rh6 40.Ne6 Rf6 41.Rf2 fe6 42.Ra5 Rf2 43.Kf2+–) 
    38...Qb3 39.d5 Kg8 40.Rff2 
       (40.Qe2 Be3 41.Ke1 Qb4 42.Rc3 Bh6+–) 
    40...Qd3 
       (40...Rb8 41.Bc1 Rb5 42.ab5+= (42.Bh6? Rd5 43.Qe2 Rh6–+)) 
    41.Qe2 Qd5? 
       (41...Be3 42.Nc7 Rc8+–) 
    42.Nc7 Qg5 The mate threat is Qg1 43.Qe4 Rd8 
       (43...Rb8 44.Qc4 Rg7+–) 
    44.Bd4 
       (better is 44.Nd5! Qg1 45.Ke2+–) 
    44...Qg1+/– 45.Ke2 Rg4 Threatening mate... how? 46.Qf5?? 
       (better is 46.Qh7 Kh7 47.Rf7 Kg8 48.Bg1 Kf7 49.Bf2 Ra4 50.Nb5–/+) 
    46...Rgd4–+ 47.Qf7 Kh8 Threatening mate: Qd1 48.Qf6 Bg7 49.Qd4 Rd4 
    50.Ke3 
       (50.Rc1 Qg4 51.Ke1 Bf6 52.Nb5 Qe4 53.Kf1 Qd3 54.Kg1 Rg4 55.Rg2 Qe3 
       56.Kf1 hg2) 
    Qg5 
       (50...Qg5 51.Rf4 Qe5 52.Re4 Re4 53.Kd2 Qd4 54.Kc1 Re1) 
    0–1
    
    
    
    (25) Bigalke,Andre (2025) – Moeller,Fritz (1640)
    Hamburg League qual, 2005
    1.Nf3 d5 2.b4 Nf6 3.Bb2 e6 4.b5 c5 5.e3 b6 6.Be2 Bd6 
       (6...Bb7 7.0–0 Nbd7 8.d3 (8.c4 dc4 9.Bc4 Qc7 10.d3 Be7 11.Nbd2 Rd8 
       12.Qb3 0–0 13.Ng5 Ne5 14.Be6 fe6 15.Ne6 Qd6 16.Nf8 Kf8 17.d4 cd4 
       18.Bd4 Neg4 19.g3 Qd5 20.Qd5 Bd5 21.a4 Bb4 22.Rfd1 Ba5 
       avinoam–zaiko48/playok.com 2013/1–0 (43)) 8...Bd6 9.Nbd2 e5 10.c4 
       d4 11.e4 0–0 12.a4 Rc8 13.Nb3 Qc7 14.Bc1 Rfe8 15.Bd2 Nf8 16.a5 Ng6 
       17.g3 Rcd8 18.Bg5 Bc8 19.Nfd2 Bh3 20.Re1 Be7 21.ab6 elsh1403–adri88 
       (2010)/kurnik 2011/0–1 (55)) 
    7.0–0 Bb7 8.a4N 
       (8.Ne5 Qc7 9.f4 Ne4 10.d3 Nf6 11.h3 Nbd7 12.d4 Ne4 13.Nd2 Ng3 14.Rf2 
       Ne2 15.Re2 c4 16.c3 0–0 17.e4 f6 18.Nd7 Qd7 19.e5 fe5 20.de5 Bc5 
       21.Kh2 Qb5 22.Nf3 Rf4 carocan (1750)–evander5 (1680)/kurnik 2012/1–0 
       (67); 
       8.d4 0–0 9.Ne5 Qc7 10.f4 Nbd7 11.Nd2 c4 12.c3 Rfb8 13.a4 a6 14.Ba3 ab5 
       15.Bd6 Qd6 16.ab5 Ra1 17.Qa1 Ra8 18.Qb2 Qa3 19.Rb1 Ne5 20.fe5 Nd7 
       21.Bf3 Qb2 22.Rb2 Ra7 carocan (1670)–evander5 (1760)/kurnik 2012/1–0 
       (51)) 
    8...a5 9.ba6 Ba6 10.Nc3 Be2 11.Qe2 0–0 12.Nb5 Ne8 13.Rfb1 Nd7 14.c4 Ndf6 
    15.h3 dc4 16.Qc4 Nd5 17.d4 Nb4 
       (17...Rc8 18.e4 Nf4 19.Re1 cd4 20.Qd4+=) 
    18.Rd1 Qe7 19.a5 
       (19.e4!?+=) 
    19...Ra5 20.Ra5 ba5 21.Nd6 Qd6 
       (21...Nd6 22.Qc5 Rb8 23.d5 ed5 
         A) 24.Qa5? Nc4 25.Qa1 Nc2–+ (25...Nb2?! 26.Qb2 Qe6 27.Nd4+=);
         B) 24.Be5+=) 
    22.Qc5+= Qc5 23.dc5 Nc6? 
       (better is 23...Nc7!?+=) 
    24.Ne5 Ne5 25.Be5 f6 26.Bb8 f5 27.Rd8 
       (better is 27.c6 Nf6 28.Bc7+–) 
    27...Nf6= 28.Bc7 a4 29.c6 Nd5 30.Ba5?? 
       (better is 30.Rd7 Nc7 31.Rc7=) 
    30...Ne7?? 
       (better is 30...Rd8 31.Bd8 a3–+) 
    31.c7+– Nc8 
       (31...a3 32.Bb4 a2 33.Rf8 Kf8 34.c8Q Kf7+–) 
    32.Bb4 
       (32.Bb4 Kf7 33.Rf8 Kg6 34.Rc8+–) 
    1–0
    
    
    
    (26) Bigalke,Andre (2070) – Koehnke,Torben (1870)
    Norderstedt op 5th, 2005
    1.Nf3 Nf6 2.b4 d5 3.Bb2 Bf5 4.e3 e6 5.b5 c5 6.c4 Be7 7.a4 0–0 8.Be2 a6 
       (8...b6 9.0–0 Nbd7 10.d4 Rc8 11.cd5 ed5 12.dc5 bc5 13.Nc3 d4 14.ed4 
       cd4 15.Na2 Bc5 16.Bd4 Bd4 17.Nd4 Bg6 18.Nc6 Qe8 19.Re1 Ne5 20.Ne5 Qe5 
       21.Bg4 Qg5 22.Bc8 Rc8 23.Nb4 fagus54–maszwybor/kurnik 2013/1–0 (31)
       ) 
    9.0–0 ab5N 
       (9...Nbd7 10.Nh4 Bb1 11.Qb1 Ne4 12.Nf3 Bf6 13.d3 (13.d4 cd4 14.ed4 
       Be7 15.c5 Qa5 16.Qc2 Rac8 17.Bd3 f5 18.Qb3 Qc7 19.g3 Nb8 20.Bc1 Qd8 
       21.Ne5 Bf6 22.f4 Qa5 23.Be4 fe4 24.Be3 Be5 25.de5 Nd7 26.Rfc1 Nb8 
       27.Ra2 Qd8 Jung,W–Kreutter,B/St Ingbert op 1989/1–0 (42)) 
       13...Nd6 14.cd5 ed5 15.d4 c4 16.ba6 Ra6 17.Qc2 Re8 18.Nd2 Bg5 19.Rab1 
       Qc7 20.h3 Qc6 21.Ra1 Rea8 22.Bd1 Nb6 23.Nf3 f6 24.a5 Fournier,F 
       (2360)–Vicerey(C) (2325)/Active 2008/0–1 (72); 
       9...dc4 10.Bc4 ab5 11.ab5 Ra1 12.Ba1 Bd3 13.Bd3 Qd3 14.Nc3 Rd8 15.Qb3 
       c4 16.Qb2 Nbd7 17.Rd1 Nc5 18.Ne5 Qf5 19.Nc4 Nd3 20.Qb1 Qf2 21.Kh1 Ng4 
       22.Ne4 Qh4 23.h3 Ngf2 24.Nf2 brother–neriet (1655)/kurnik 2012/0–1 
       (39)) 
    10.ab5 Ra1 11.Ba1 Nbd7 12.Nh4 Bg6 
       (12...Bb1 13.Qb1 Nb6 14.d3=) 
    13.Ng6+= hg6 14.d4 Nb6 15.Nd2 Qc7 16.Qb3 Ra8 17.Rc1 Qd7 18.dc5 dc4 19.Nc4 
    Bc5 20.Rd1 Qe7 21.Bf3 Nc4 22.Qc4 Ra7 23.Be5 b6 24.Bb8 Rd7 25.Ra1 Bd6 
    26.Bd6 Qd6 27.g3 Nd5 28.Qh4 Rd8 29.Rd1 Qc7 30.Qd4 Rd7 31.Ra1 Rd8 32.Rd1 
    Rd7 33.Ra1 Rd8 34.Qh4 Qe7 
       (better is 34...Qd6!?=) 
    35.Qe7+/– Ne7 36.Ra7 Nc8 
       (36...Nd5 37.Rb7 Rd6 38.e4+/–) 
    37.Rb7 
       (37.Ra8 Kh7+–) 
    37...f6 38.Rb8 Kh7 
       (38...Kf7 39.Bb7 Rd1 40.Kg2+–) 
    39.Kg2 Re8 40.Bc6 Rg8 
       (40...Rh8 41.Bd7 Ne7 42.Rb6+–) 
    41.h4 
       (better is 41.Bd7!? Nd6 42.Rb6 Ne4 43.Be6 Rd8+–) 
    41...e5 42.g4 Kh6 
       (42...Rh8 43.Bd7 Nd6 44.Rb6+–) 
    43.f4 
       (better is 43.Bd5 Re8 44.Bf7+–) 
    43...ef4 44.ef4 g5 45.hg5 fg5 46.f5 Kh7 47.Kf3 Rd8?! 
       (47...Nd6 48.Rb6 Nc4 49.Ra6+–) 
    48.Ke3 
       (better is 48.Bb7!? Rd3 49.Ke2 Rb3 50.Rc8 Rb5+–) 
    48...Kh6 
       (better is 48...Kh8+–) 
    49.Be4 Re8 50.Kf3 Rd8 
       (50...Nd6 51.Rb6 Rd8 52.Bd5+–) 
    51.f6! Rf8 
       (51...gf6 52.Bf5 Combination) 
    52.Bf5 Rf6 53.Rc8 g6 54.Rc6 Kg7 55.Rf6 Kf6 56.Bd3 
       (56.Be4!? Ke6+–) 
    56...Ke5 57.Bg6 Kd4 58.Be4 Kc4 59.Bc6 Kd4 60.Kf2 
       (60.Ke2!? Kc5 61.Ke3 Kd6+–) 
    60...Kd3 61.Kf3 Kd4 62.Be8 
       (62.Ke2 Kc5 63.Ke3 Kd6+–) 
    62...Kd3 63.Bg6 Kd4 64.Bb1 Ke5 
       (64...Kd5 65.Ke3+–) 
    65.Ke3 Kd5 66.Ba2 Ke5 1–0
    
    
    
    (27) Bigalke,Andre (1965) – Svensen,Tarjei Joten
    Wichern op 5th, 1999
    1.Nf3 Nf6 2.b4 e6 3.a3 b6 4.Bb2 Bb7 5.e3 c5 6.b5 d5 7.c4 Be7 8.Be2 0–0 
    9.0–0 Nbd7 10.a4 a5N 
       (10...Qc7 11.d4 cd4 12.Nd4 e5 13.Nf5 Bc5 14.cd5 Bd5 15.Nc3 Be6 16.Ng3 
       Rfd8 17.Rc1 Qb7 18.Bf3 e4 19.Nge4 Ne4 20.Be4 Qb8 21.Ba8 Qa8 22.Qf3 Qb8 
       23.Rfd1 Ne5 24.Qg3 Bd6 25.Ne4 elsh1403–zwidyn (1725)470010 kurnik 
       2012/0–1; 
       10...Rc8 11.d4 (11.Nc3 Bd6 12.d3 Bb8 13.Qc2 Qc7 14.g3 e5 15.cd5 Nd5 
       16.e4 Nb4 17.Qb3 a5 18.Rad1 Rfe8 19.Rfe1 Nf8 20.Bf1 Ne6 21.Bh3 Rcd8 
       22.Ne2 Nd4 23.Nfd4 ed4 24.Qc4 Qe7 25.f4 Qf6 erisonpassos–siergiej32/
       kurnik 2011/0–1 (39)) 11...h6 12.cd5 ed5 13.Nc3 c4 14.Ba3 Ba3 
       15.Ra3 Qe7 16.Ra2 Ne4 17.Qc2 Nc3 18.Qc3 Nf6 19.Nd2 Ne4 20.Ne4 Qe4 
       21.Bf3 Qe6 22.Re1 f5 23.a5 Kh8 24.ab6 ab6 25.Ra7 erisonpassos–john07/
       kurnik 2011/0–1 (41)) 
    11.ba6 Ba6 12.Na3 Qc7 13.d3 e5 14.cd5 Nd5 15.Qb3 Nb4 16.Nc4 e5 seems 
    the pivot of the position 16...Bf6 17.Rfc1 Rac8 18.Nfd2 Bb7 19.Ba3 Nd5 
    20.Rab1 Bc6 21.Bb2 Rfe8 
       (21...Ra8 22.Ra1=) 
    22.Bh5 g6 
       (22...Ra8 23.Ra1 Reb8 24.Bg4=) 
    23.Bf3+= Rb8 24.Na3 Nb4 25.Nb5 Bb5 26.ab5 Qd6 27.Ne4 Qd3 
       (27...Qe6 28.Qe6 Re6+/– (28...fe6? 29.Nf6 Nf6 30.Be5+–)) 
    28.Qd3?? 
       (28.Qa4 Kg7 
         A) 29.Nf6 Nf6 (worse is 29...Kf6 30.Rd1 Qf5 31.Bc6 Nc6 32.bc6+–) 30.Rd1 
          Qf5+=;
         B) 29.Rd1+–) 
    28...Nd3+= 29.Rd1 c4 30.Nd6 Nb2 31.Ne8 
       (better is 31.Rb2 Red8 32.Ra2=) 
    31...Nd1–+ 32.Rd1 Re8 33.Rd7 e4 34.Be2 Rc8 35.Rd1?? 
       (35.Bd1 Ra8 36.Kf1 Ra1–/+) 
    35...Bb2 
       (better is 35...c3 36.Rc1 c2–+) 
    36.Rd2 c3 37.Rc2 Rd8 38.g4 Rd5 39.Kg2 Kg7 40.Kg3 g5 41.h4 h6 42.hg5 hg5 
    43.f3 ef3 44.Kf3 Kf6 45.Ke4 Rc5 46.Kd4 Ke7 47.Ke4 
       (47.e4 Rc8–/+) 
    47...Kd6 48.Kd4 
       (48.Bd3 Rd5–+) 
    48...Rd5 49.Kc4 Ke5 
       (49...f5!? 50.gf5 Rf5 51.Kd4–+) 
    50.Bd3–/+ Rc5 51.Kb3 f6 52.Rf2 Rc8 53.Rf5 Ke6 ½–½
    
    
    
    

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Play 1.b4 at Chessworld.net!

The home of Email Chess on the web!

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)

Click on the logo below, visit Chessworld.net, register and play 1.b4 against the whole world!

The home of Email Chess on the web!


 
 
 
 

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My earlier front pages:

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