(54) Becker,A (2043) - Olk,B (1800) [A26]
MMCA Invitational G/30 Milwaukee, WI (1), 10.11.2001
[Fritz 6 (210s)]

A26: English Opening vs King's Indian with ...Nc6 and d3 1.c4 d6 2.Nc3 Nf6 3.g3 e5 4.Bg2 g6 5.e4 Nc6 6.Nge2 Nd4 7.0-0 Bg7 8.d3 0-0 9.h3 [9.Nxd4 exd4 10.Ne2 c5 11.b4 cxb4 12.a3 bxa3 13.Rxa3 Bg4 14.f3 Bd7 15.Bb2 b5 16.cxb5 Bxb5 17.Qa1 Nd7 18.Bxd4 Bxd4+ 19.Qxd4 Nc5 20.Nc3 Bxd3 21.Rfa1 Bc2 22.Nd5 Nb3 23.Rxb3 Bxb3 24.Nf6+ Kh8 25.Nd7+ Kg8 26.Nf6+ Kh8 1/2-1/2 Bischoff,K-Uhlmann,W/Munich 1996/EXT 99 (26)] 9...a6N Covers b5 [9...Be6 10.Be3 Ne8 11.Kh2 c6 12.Qd2 Qd7 13.f4 f5 14.Rae1 Nc7 15.b3 Rad8 16.Bg1 Kh8 17.Rd1 b5 18.cxb5 Ncxb5 19.Nxb5 cxb5 20.Nxd4 exd4 21.Qb2 Kg8 22.Bxd4 Bxd4 23.Qxd4 Rc8 24.Rc1 Njirjak,J-Kerek,K/Szombathely 1993/TD/1-0 (47); 9...Nd7 10.Nxd4 exd4 11.Ne2 a5 12.b3 c6 13.Rb1 Rb8 14.Bb2 c5 15.Bc1 b5 16.Bd2 Ne5 17.Qc2 Bd7 18.f4 Nc6 19.a3 Qc8 20.g4 Qa6 21.cxb5 Rxb5 22.f5 Rfb8 23.Nf4 a4 24.b4 cxb4 25.axb4 Ne5 26.Nd5 1/2-1/2 Temirbaev,S-Gurieli,N/Luzern 1997/CBM 62 (26); 9...c6 10.f4 Ne8 11.g4 exf4 12.Nxf4 Nc7 13.Be3 Nce6 1/2-1/2 Dimovski,N-Gavric,M/Pula 1990/TD (13)] 10.a4 Rb8 11.Be3 [11.f4 Nxe2+ 12.Nxe2 Nd7= ] 11...Ne8 12.f4 Bd7 [12...Be6 13.a5= ] 13.Kh2 [13.a5 Be6= ] 13...b5 [>=13...f5= ] 14.Bxd4?? there were better ways to keep up the pressure [>=14.cxb5 and White is still in the game 14...axb5 15.a5+/= ] 14...exd4-/+ 15.cxb5 [>=15.Nxb5!? axb5 16.cxb5-/+ ] 15...dxc3-+ 16.bxc3 axb5 17.a5 [17.axb5 Bxb5 18.Ra7 c5-+ ] 17...c6 18.d4 [18.Qb3 Ra8 19.Qb4 Ra6-+ ] 18...Ra8 19.a6 Qb6 20.e5 [20.Qd2 Rxa6 21.Rxa6 Qxa6-+ ] 20...Rxa6 21.Rb1 [21.Rxa6 Qxa6 22.Re1 Be6-+ ] 21...Bf5 22.Rb2 d5 [22...Be6 and Black can already relax 23.Re1-+ ] 23.g4 Be4 [23...Bc8!? seems even better 24.f5-+ ] 24.Bxe4 dxe4 25.Ng3 White prepares f5 25...Nc7 [25...e3 keeps an even firmer grip 26.Qe2-+ ] 26.Nxe4 Nd5 27.Qd2 Rfa8 [27...Ra3 28.f5 f6 29.e6-+ ] 28.f5 [28.c4 Nc7-+ ] 28...Qc7 29.Kg2 [29.g5 Bxe5+ 30.dxe5 Qxe5+ 31.Ng3 Qxc3 32.Qxc3 Nxc3-+ ] 29...Ra1 [29...Ra3 30.f6 Bf8 31.Rfb1-+ ] 30.Rf3 [30.Rxa1 Rxa1 31.Ra2 Rxa2 32.Qxa2 gxf5 33.gxf5 Bxe5 34.dxe5 Qxe5 35.Qa8+ Kg7 36.f6+ Nxf6 37.Nxf6 Qxf6-+ (37...Kxf6?! 38.Qxc6+ Kg5 39.Qd7-+ ) ] 30...Nb6 [30...R8a4 31.Nd6-+ ] 31.Qf2 Nc4 [31...Qd8 32.fxg6 fxg6 33.g5-+ ] 32.Re2 Rb1 [32...Qd7 33.fxg6 hxg6 34.e6 fxe6 35.Nf6+ Bxf6 36.Rxf6 Qd5+ 37.Kg3 Qd6+ 38.Kg2-/+ ] 33.fxg6 hxg6 [>=33...fxg6 34.e6 Qe7-/+ ] 34.Ng5= White intends e6 34...c5? [34...Bh6 35.Nxf7 Bf8+/- ] 35.Qh4+- Qc6 [35...Qb7 36.Qh7+ Kf8+- ] 36.e6?? throws away the game [>=36.Qh7+ might be the shorter path 36...Kf8 37.e6+- ] 36...Nd6?? instead of simply winning the game [>=36...Ne3+! would have made live much easier for Black 37.Kh2 Qd6+ 38.Qg3 Nf1+ 39.Rxf1 Qxg3+ (39...Rxf1 40.Qxd6 Bf8 41.exf7+ Rxf7 42.Qd5+- ) 40.Kxg3 Rxf1-+ ] 37.e7 f6 [37...Rg1+ a fruitless try to alter the course of the game 38.Kxg1 Bh6 39.Qxh6 Ra1+ 40.Kg2 Rg1+ 41.Kxg1 Qxf3 42.Qf8# ] 38.Qh7# 1-0