Schaakcomputers

1.e4 g6 2.d4 d6 3.Be3 Nf6 4.Bd3 Bg4 5.Nf3 c6 6.h3 Bh5?? {useless sacrify of the bishop} 7.g4 Qb6 8.b3 Bxg4 9.hxg4 Nxg4 {2 pawns for the bishop is not enough} 10.Qd2 Nxe3 11.Qxe3 Bg7 12.Nbd2 Qa5 13.a4 Qb4 14.Rb1 h6 15.Ke2 Nd7 16.Rh2 d5 17.e5 e6 18.Rbh1 Qc3 19.Ng5 Qb4 20.Qf3? {better: Bxg6 fxg6 Nxe6 Qe7 Nc7+} Qe7 21.Nh3 c5 22.Bb5 cxd4 23.Bxd7+ Kxd7 24.Qf4 Rac8 25.Rc1 Ke8 26.Qxd4 Qc7 27.f4 Qa5 28.Nf2 h5 29.Nd3 b6 30.Qb4 Qxb4 31.Nxb4 Bf8 32.Nd3 Ba3 33.Ra1 Bf8 34.Ra2 Kd7 35.Nf3 Ke8 36.Nd4 a5 37.Nb5 Ke7 38.Nd6 Rc7 39.Nb5 Rc8 {½–½ white offers a draw. However 39.c4 would have given the chance to open the game and try to force a win}

1.e4 e5 2.a3 Nf6 3.Nc3 d6 4.d3 c5 5.h3 Be6 6.Be3 Nc6 7.Nf3 Be7 8.Qd2 O-O 9.O-O-O a5 10.g4 Nd4 11.Bxd4 exd4 {better play for black, but cxd4 gives more advantage} 12.Nb1 Nd7 13.Bg2 Ne5 14.Ne1 Nc6 15.f4 d5 16.e5? {Qe2 or Qf2} Nxe5 {knight can not be taken because of Bg5} 17.g5 Ng6 18.h4 Qd6 19.Nf3 Nxf4 {and already 2 pawns up for black} 20.Rhf1 Nxg2 21.Qxg2 Qf4+ 22.Nbd2 b5 23.Rde1 b4 24.a4 Ra6 25.b3 Rd8 26.Kb1 Rb6 27.Rh1 Rbd6 28.h5 Rb6 29.h6 g6 30.Re2 f5?? {see what happens} 31.Re5 Qg4 32.Qe2 Rdd6 33.Rh4 Qg3 34.Nf1 {and the black queen is trapped} Qxh4 35.Nxh4 Bxg5 36.Qf2? {Nxf5!} Bxh6 37.Ng2 Bg7 38.Re2 h5 39.Nh4 Bd7 40.Nh2 Bf8 41.N2f3 Ra6 42.Ne5 Be8 43.Qg3 Rf6 44.Rf2 Bg7 45.Rg2 Rfe6 46.Nef3 Re7 47.Qg5 {Qb8!} Rae6 48.Ka2 Rd7 49.Qc1? {Qg3} Rdd6 50.Qg1 Rf6 51.Re2 Bf7 52.Ng5 Rd7 53.Nxf7 Kxf7 54.Qg3 Rdd6 55.Qe1? {Qg5} Kg8? {Re6} 56.Re7 Bf8 57.Re8 g5 58.Nf3 g4 59.Ng5 f4? {Kg7} 60.Qe7 Rd7 61.Qxd7 Rh6 62.Qf7+ Kh8 63.Rxf8# 1–0

1.e4 g6 2.d4 d6 3.Be3 Bg7 4.Bd3 Nf6 5.h3 Nfd7 6.Nf3 c6 7.Nbd2 b6 8.Qe2 Bb7 9.Nb3 Qc7 10.O-O-O c5 11.d5 Qd8 12.g4 Ne5 13.g5 Nxd3+ 14.Qxd3 Qd7 15.Rdg1 O-O 16.h4 Ba6 17.Qd1 c4 18.Nbd4 Bxd4 19.Bxd4 e5 20.Bc3 Qa4 21.Kb1 Nd7 22.Nd2 Qb5 23.h5 Kg7 24.f4 Kg8 25.hxg6 fxg6 26.fxe5 Nxe5 27.Rh4 Qe8 28.Rgh1 Rf7 29.Qe2 b5 30.Qh2 Qe7 31.a3 b4 32.Bxb4 c3 33.Bxc3 Nd7 34.Qh3 Nf8 35.Bf6 Qc7 36.Rf4 Bc8 37.Qh6 Qc5 38.Rf3 Qb6 39.Rhf1 Ba6 40.R1f2 Qc7 41.Bc3 Rxf3 42.Rxf3 Rc8 43.Nb3 Bc4 44.Nd4 Qb7 45.Nc6 Qd7 46.Bf6 Re8 47.Be7 Ne6 48.dxe6 Ba2+ 49.Kxa2 Qc8 50.Rf6 Kh8 51.Bf8 Qb7 52.Ne7 Rxe7 53.Bxe7 Qxe7 54.Rf8+ Qxf8 55.Qxf8#

1.d4 Nf6 2.Nc3 d5 3.h3 Bf5 4.Nf3 e6 5.a3 c5 6.Be3 cxd4 7.Bxd4 Be7 8.g4 e5? {pawn sacrifise for an attack?} 9.Nxe5 Be4 10.Nxe4 {better: f3} dxe4 11.e3 Qa5+ 12.Bc3 Qd5 13.Qxd5 {much better g5!} Nxd5 14.Bb5+ Kf8 15.Bd4 f6 16.Nd7+ Nxd7 17.Bxd7 g6 18.O-O-O Rd8 19.Be6 Nc7 20.Bb3 b6 21.Bc3 Kg7 22.Bd4 Kf8 23.Rd2 Kg7 24.Rhd1 Nb5 25.Bc4 Nd6 26.Bb3 Nb5 27.Ba4 Nd6 28.g5 Nf7 29.gxf6+ Bxf6 30.Bc6 Rd6 31.Bxe4 {white has a very good position and two pawns up} Re8 32.Bxf6+ Rxf6 33.Bd5 Ng5 34.Bg2 Kf8 35.Kb1 Kg8 36.Rd8 Rff8 37.Rxe8 Rxe8 38.Rd7 a6 39.Bd5+ Kh8 40.h4 Nh3 41.Rf7 Rd8 42.e4 g5 43.h5 Rd6 44.Rf3 {not a good move, c4 is winning} Nf4 45.c4 Rh6 46.Rg3 Rxh5 47.Bf7 Rh1+ 48.Ka2 Nh3 49.f3{all the profit for white is gone} h6 50.Bh5 Nf4 51.Bg4 Rc1 52.Kb3 Ne2 53.Rg2 Nd4+ 54.Ka2 Rxc4 55.Rd2 Kh7 56.Rd3 Nc6 57.Rd7+ Kg6 58.Rd6+ Kg7 59.b3 Rc2+ 60.Kb1 Rc3 61.Kb2 Rc5 62.Rd7+ Kf8 63.b4 Rb5 64.Rh7 Ne5 65.Rxh6 Kg7 66.Rh3 Nxg4 67.fxg4 Re5 68.Re3 a5 69.Kc3 axb4+ 70.axb4 Kh6 71.Kd4 Rb5 72.e5 Rxb4+ 73.Kd5 Kg7 74.Ke6 Rxg4 75.Kd7 Rd4+ 76.Ke8 g4 77.e6 b5 78.Ra3 b4 79.Ra7+ Kg6 80.Rf7 b3 81.e7 b2 82.Rf1 Rb4 83.Rb1 g3 84.Kd7 Rd4+ 85.Kc6?? {looses direct. Ke6 or Ke8 is a draw} Kf7 86.Re1 Ke8 87.Kc5 Ra4 88.Rb1 g2 89.Kd6 Ra6+ 90.Ke5 Ra1 91.Rxb2 g1=Q 92.Rb8+ {white gives up, 0–1}