Mephisto Polgar x Novag Super Expert 5 MHz

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Mephisto Polgar1975–Novag Super Expert 5 MHz19770–1D2530 minutosSao Paulo10.03.2018Tactical Analysis 2.10 (14s)

1.d4 d5 2.c4 dxc4 3.f3 f6 4.e3 g4 5.xc4 e6 6.h3 h5 7.0-0 bd7 8.c3 d6 9.e4 e5 10.e2 0-0 11.dxe5 xe5 12.d4 xe2 13.xe2 g6

LiveBook: 10 Games 14.e3N D25: Queen's Gambit Accepted: 4 e3: sidelines and 4...Bg4 Predecessor: 14.f5 e5 15.g5 c8 16.ac1 e8 17.f3 e6 18.fd1 c6 19.d5 xb2 20.c2 e5 21.xf6 xf6 1-0 (39) Makarov,M (2515)-Drozdovskij,Y (2421) St Petersburg 2000 14...e8 15.f3 d8 16.db5 16.f5± 16...e5 17.c4 Stronger than 17.xa7 f4 17...c6 18.xa7 18.d4!= feels stronger. 18...e7 18...a8 19.c5 b8 20.xf8 xf8 19.c5 19.fd1= keeps the balance. 19...d6 Black has strong compensation. Black is in control. 20.b6? 20.xd6 was called for. xd6 21.ad1 20...c7? 20...e5-+ has better winning chances. 21.e2 h2+ 22.f2 e5 21.f2? 21.e3 21...e5!-+ 22.g3 h5 23.g2 xf3+ 23...d2 24.e5 xe5 24.xf3 e5+ 25.g2 xc4 26.b3 d2 27.fe1 e5 28.ac1 xc3 29.xc3 dxe4 30.c4 xf2 31.xf2 d2+ 32.e2 xe2+ 33.xe2 Endgame KRN-KRN e8+ 34.d3 d5 35.d2 e3 36.g4 f5

37.g5? 37.b4! might work better. e7 37...xb4 38.xe3 38.d4 37...f4 37...g6 38.g4 f4 38.gxf4 Rxd5! is the strong threat. xh3 39.f5 h2+ 40.d3 xa2 41.c8 a3 42.c2 h6 43.g3 a2+ 44.d3 b6 45.d6 c5 46.e8 46.c4 was necessary. d2 47.c8 46...f4+ 47.e3 h5 48.g6 a8 49.c7 c8 50.d5 e8+ 51.e6 xe6+ 52.fxe6 KN-KN g5 53.e4 b5 54.e5

54.e3 54...c4 54...g4!-+ White must now prevent ...g3. 55.e4 f8 55.bxc4 bxc4 56.d4

56.d6 was the only defense. 56...g7!-+ 57.f6+ f8 58.xc4 xe6 59.d5 f4+ 60.e4 intending Kf5. f7 61.f5 e6 62.h5? 62.d7-+ g7+ 63.g4 62...g7+ 63.g4 xh5 64.xh5 KP-KP f6 65.g4 h5+ 66.g3 f5 67.f3 h4 68.g2 g4 69.h2 f3 70.h1 f2 71.h2 g4 72.h1 f1 73.h2 g3+ 74.h3 f2 75.xh4 KP-K g2 76.g4 f1 77.f4 g1 78.e4 Black mates. c5 79.d3 f2 80.e4 e3+ 81.d5 f3 82.d6 e4 83.c6 d4 84.c7 d5 85.b7 a4 86.b6 d6 87.b7 b4+ 88.a7 c6 89.a6 a4# Accuracy: White = 26%, Black = 54%. 89...a3# 0–1

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