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[Event "ch-RUS Higher League"]
[Site "Irkutsk RUS"]
[Date "2010.08.26"]
[Round "1"]
[White "Frolyanov, D."]
[Black "Tomashevsky, E."]
[Result "0-1"]
[ECO "C95"]
[WhiteElo "2587"]
[BlackElo "2708"]
[SetUp "1"]
[FEN "8/5pk1/3p2p1/1p1Pp2p/4P3/2n2P1P/P2N2PK/8 w - - 0 51"]
[PlyCount "70"]
[EventDate "2010.08.20"]
{This endgame is better for black because their knight is more active, but
probably not winning} 51. a3 h4 52. g3 f5 53. Kg2 (53. gxh4 $2 f4 54. h5 (54.
Kg2 Kh6 {is similar to the game}) 54... gxh5 (54... g5 55. h4 $1 Kh6 56. hxg5+
Kxg5 57. Kg2 Kxh5 58. Kh3 Nd1 59. Nb1 Kg5 60. Nd2 Ne3 61. Nb1 Nc4 62. Kg2 Kh4
63. Kh2 $13) 55. Kg2 Kf8 56. Kf1 Ke7 57. Nb3 Kd7 58. Na5 Nb1 59. Nc6 Nxa3 60.
Ke2 Kc7 61. Kd3 Kb6 62. Kc3 Kc5 63. Kb3 Nc4 64. Kc3 h4 65. Nb4 Nb2 66. Nc6 Nd1+
67. Kc2 Nf2 68. Ne7 Nxh3 69. Ng6 Ng1 70. Nxh4 Ne2 $19) 53... hxg3 54. Kxg3 Kh6
55. Kf2 f4 56. Kg2 Kg5 57. Kh2 Kh5 58. Kg2 Nd1 59. Kh2 Ne3 60. Nb1 Nc2 {
the white knight is paralyzed, it's not funny for white} 61. Kg1 Kh6 62. Kf2
Kg5 63. Kg1 Kf6 {but black has to create threats on both sides of the board to
win, which is not an easy task here} 64. Kf2 (64. h4 Kg7 (64... Ke7) 65. Kf1
Nd4 66. Nd2 Kh6 67. Kg2 Kh5 68. Kh3 Nc2 69. Nb1 Ne1 70. Nc3 Nxf3 71. Nxb5 Nxh4
72. Nxd6 g5 73. Nf5 $1 g4+ 74. Kh2 g3+ 75. Nxg3+ fxg3+ 76. Kxg3 Ng6 77. a4 Kg5
78. a5 Ne7 79. a6 Nc8 80. Kf3 Kf6 81. Kg4 Na7 82. Kh4 Ke7 83. Kg5 Kd6 84. Kf5
Nb5 85. Kf6 $11) 64... Ke7 65. Kg2 Ke8 66. Kh2 Kf7 67. Kg1 Kf8 68. Kf2 Ke7 69.
Kg2 Ne3+ 70. Kf2 Nc4 71. Kg2 (71. Ke2 Kd7 72. Kd3 Kc7 73. a4 Nb2+ 74. Kc3 Nxa4+
75. Kb4 Nc5 (75... Kb6 76. Na3 $11) 76. Kxb5 Nb3 77. Kc4 Nd4 78. Nd2 $11) 71...
g5 72. h4 $4 {White can't play this ! Cat and mouse play by black worked.
White were on defense and lost their calm, wanting to draw by force. This can
often happen when defending a long time slightly worse endgames.} (72. Kf2 Kd7
73. Kf1 Ne3+ 74. Ke2 Nc2 75. Kd3 Nd4 76. Nd2 Kc7 77. Kc3 Kb6 78. Kb4 Ne2 79.
Nb1 Nc1 (79... Ng1) 80. a4 bxa4 81. Nd2 Ne2 82. Nc4+ Kc7 83. Nd2 Ng1 84. Kxa4
Nxh3 85. Kb4 Nf2 86. Kc3 g4 87. fxg4 Nxg4 88. Nf3 Nf2 89. Nd2 Kd7 90. Kc4 Kc8
91. Kb5 Kb7 92. Ka5 Nd3 93. Kb5 Kc7 94. Ka5 Kd7 95. Kb5 Nc5 96. Kb6 Na4+ 97.
Kb5 Nb2 98. Kb6 Nd1 99. Kb5 $13 {I'm not sure black can win that}) 72... gxh4
73. Kh3 Kd7 74. Kxh4 Kc7 $19 75. Kg5 Kb6 76. Kf6 Kc5 77. Ke7 Kd4 78. Kd7 Ke3
79. Kc6 Kxf3 80. Kxb5 Nb2 81. Kc6 Ke3 82. Kxd6 f3 83. Ke7 Nc4 84. Nc3 Kd2 85.
d6 Nxd6 0-1
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