lunes, 20 de julio de 2015

Muller: Endgames 4

Endgames
[Event "TCh-RUS HL 2015"] [Site "Sochi RUS"] [Date "2015.05.04"] [Round "4.5"] [White "Nozdrachev, V."] [Black "Iljin, A."] [Result "1-0"] [ECO "B18"] [WhiteElo "2476"] [BlackElo "2537"] [Annotator "Karsten Muller"] [SetUp "1"] [FEN "8/2k3p1/8/1Pp1K2P/8/6n1/8/3B4 w - - 0 81"] [PlyCount "9"] [EventDate "2015.05.01"] [EventRounds "7"] [EventCountry "RUS"] [WhiteTeam "Moscow region"] [BlackTeam "Rook-2 (Kazan)"] 81. Kf4 {The outside pawn is the knight's biggest enemy In a dynamic duel on both wings the bishop is often superior to the knight:} Nf1 $2 {Now the knight runs out of steam.} ({Black should have eliminated the outside pawn immediately with} 81... Nxh5+ $3 {:} 82. Bxh5 c4 83. Be2 (83. Ke3 Kb6 84. Be8 Kc5 $1 85. Kd2 g5 $11) 83... c3 84. Ke3 Kb6 85. Bc4 g5 $1 86. Kd3 g4 87. Kxc3 g3 88. Bf1 g2 89. Bxg2 Kxb5 $11) ({Even} 81... Nh1 $6 {draws, for instance} 82. Be2 (82. Bf3 Nf2 83. Be2 Kd6 84. Ke3 Nh3 $11) (82. Kg5 c4 83. Kg6 Ng3 84. Kxg7 Nxh5+ 85. Bxh5 Kb6 $11) 82... Nf2 83. Kf3 Nh3 84. Bc4 Kd6 85. Kg3 Ng5 86. Kf4 Ne6+ 87. Kf5 Nf8 88. Bb3 Ke7 89. Ke5 Nd7+ (89... Nh7 $11) 90. Kd5 Nf6+ 91. Kxc5 (91. Kc6 Kd8 92. Be6 Ke7 93. Bh3 c4 94. b6 c3 95. Bf5 Nd7 $11) 91... Kd7 (91... Nxh5 $2 92. Kc6 Kd8 93. Be6 Nf4 94. b6 Nxe6 95. b7 Nd4+ 96. Kb6 $18) 92. Bd1 Kc7 93. b6+ Kb8 $11) (81... c4 $2 82. Kxg3 Kb6 83. Kf4 Kxb5 84. Kf5 Kc5 85. Kg6 Kd6 86. Kxg7 $18 {[%cal Gh5h8]}) 82. Be2 Nd2 83. Kf5 Nb3 $6 {Now the bishop has things safely under control on the queenside and the diagonal f1-b5.} ( 83... c4 $5 {is more stubborn, but does not save Black, because after} 84. Kg6 c3 85. Bd3 Nc4 (85... Nf3 86. Kxg7 Ne5 87. Bc2 Ng4 88. Kg6 $18) 86. Kxg7 Ne5 87. Bc2 Ng4 (87... Kb6 88. h6 $18) 88. Kg6 Kb6 89. Kg5 Ne5 90. Kf5 Nf7 91. Kf6 Nh6 92. Kg6 Ng4 93. Kg5 Ne5 {the white king can move over to the queenside:} 94. Kf5 Nf7 95. Bd3 Kc5 (95... c2 96. Bxc2 Kxb5 97. Bb3 Nh6+ 98. Kg5 $18) 96. Ke4 Nh6 97. Ke3 Ng4+ 98. Ke2 Kb6 99. Kd1 Nh6 100. Kc2 Kc5 101. Kxc3 $18) 84. Kg6 Nd4 85. Bc4 (85. Bc4 Kb6 86. Kxg7 Nf5+ 87. Kf6 Nh6 88. Kg6 Ng4 89. h6 Nxh6 90. Kxh6 $18 {[%cal Gf1b5]}) 1-0

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