(63) Becker,A (2040) - Williams,W (2215) [A11]
UWM Spring (4.2), 02.04.2000
[Fritz 6 (132s)]

1.c4 A11: English Opening: 1...c6 1...Nf6 2.g3 c6 3.Nf3 d5 4.b3 g6 5.Bb2 Bg7 6.Bg2 0-0 7.0-0 Nbd7 8.d3 Re8 9.Nbd2 e5 10.e4 d4 [10...dxe4 11.dxe4 Qc7 12.Qc2 b6 13.Bc3 a5 14.a3 c5 15.Qb2 Nh5 16.Ne1 Nb8 17.Nc2 Nc6 18.Ne3 Nd4 19.Bxd4 cxd4 20.Nd5 Qd8 21.b4 Nf6 22.c5 bxc5 23.bxc5 Be6 24.Nc4 Nxd5 25.exd5 Rotstein,A-Skembris,S/Bratto 1999/EXT 2000/0-1 (53)] 11.h3N Consolidates g4 [11.b4 c5 12.a3 Qe7 13.Rb1 cxb4 14.axb4 Qxb4 15.Bxd4 Qd6 16.Bc3 Qxd3 17.Bb4 Nb8 18.Rb3 Qd8 19.Qa1 Nc6 20.Bc3 Nd7 21.Rb5 a6 22.Rd5 Qc7 23.c5 Ne7 24.Rc1 Nxd5 25.exd5 Nxc5 26.Ba5 b6 27.Ne4 bxa5 28.Rxc5 Qd8 29.Nfd2 f5 30.Nc3 e4 31.Qa2 0-1 Ciglic,B-Vospernik,A/SLO 1996/EXT 97 (31); 11.a4 a5=/+ ] 11...Nc5 [11...a5 12.Qc2= ] 12.Qe2=/+ a5 [12...b6 13.Ba3=/+ ] 13.Nh2 [13.Rab1 b6=/+ ] 13...Nh5 [13...b6 14.Nhf3=/+ ] 14.Ba3 Bf8 15.Bc1 b5 Black prepares the advance a4 [15...Nf6 16.Bb2=/+ ] 16.Ndf3 [16.Ng4 Qe7= ] 16...Ba6 [16...b4 17.Ng4 Qc7 18.Bd2=/+ ] 17.Nh4 [17.Ng4 Qc7= ] 17...a4 # [17...Nf6 18.N4f3=/+ ] 18.Rb1 [18.b4!? Nd7 19.c5= ] 18...axb3=/+ 19.axb3 bxc4 [19...Nf6 20.N4f3=/+ ] 20.bxc4 Na4 [20...Nf6 21.N4f3=/+ ] 21.Qf3 Nc3 A beautiful square! 22.Rb3 Nf4 [22...Nf6=/+ ] 23.Kh1 [23.gxf4 Qxh4 24.fxe5 Rxe5= ] 23...h5 [>=23...Nfe2!? 24.Bd2 Re6=/+ ] 24.gxf4= [Less advisable is 24.Bxf4 exf4 25.Ra1 Be7-/+ ] 24...Qxh4 25.fxe5 Bg7 [25...Rxe5 26.Be3 c5 27.Bd2= ] 26.Rb6 [26.Qf4 Qxf4 27.Bxf4 Bc8+/= (‹27...Bxe5 28.Bxe5 Rxe5 29.Nf3+- ) ] 26...c5 [26...Bxe5 27.Rxc6 Rec8 28.Rxc8+ Bxc8 29.c5-+ ] 27.Bf4= # 27...Bxe5?? # [27...Bc8 28.Qg3 Qxg3 29.fxg3 Bxe5 30.Bxe5 Rxe5 31.Nf3= ] 28.Bg3?? gives the opponent new chances [>=28.Bxe5 a pity that White didn't try this 28...Rxe5 29.Ra1+- ] 28...Qd8=/+ 29.Rc6 White is in command 29...Na4 [29...Qe7 30.Bxe5 Qxe5 31.Qg3= ] 30.Bxe5 Rxe5 31.Qg3 Qe8 [31...Re7 32.Rd6 Qc7 33.e5= ] 32.Rd6 Bb7 [32...Re6 33.Rxe6 Qxe6 34.f4+/= ] 33.f4 Re6 34.Rxe6 fxe6 [34...Qxe6!? 35.f5 Qe8+/- ] 35.Nf3+- Nc3 36.Ne5 [36.Qg5+- ] 36...Kh7 [36...Ra3 37.Qg5 Kh7+- ] 37.h4 [37.f5!? exf5 38.exf5 Bxg2+ 39.Qxg2 Ra7 40.fxg6+ Kh6 41.Qd2+ Kg7+- ] 37...Qg8 [>=37...Ra2+/- ] 38.Qg5 Qg7 39.Bh3 # [>=39.Bf3+- ] 39...Ra2?? an oversight. But Black was lost anyway. [>=39...Bxe4+ 40.dxe4 Nxe4+- ] 40.Rg1 # [40.f5 Rh2+ 41.Kxh2 Qxe5+ 42.Kh1 exf5 43.Bxf5 gxf5 44.Qxh5+ Kg7 45.Rg1+ (45.Qxf5?! is a useless try 45...Qxf5 46.Rxf5 Nxe4+/- ) 45...Kf8 46.Qh6+ Ke8 47.Rg8+ Kd7 48.Rg7+ Qxg7 49.Qxg7+ Kc8 50.Qf8+ Kc7 51.Qxc5+ Bc6 52.Qxf5 Nxe4 53.dxe4+- ] 40...Rf2?? overlooking an easy win [>=40...Bxe4+ was possible 41.Bg2 Bf5=/+ ] 41.Nxg6 [41.Qxg6+?! Qxg6 42.Rxg6 Bc8+- ; 41.Bxe6?? White will not be able to digest the pawn 41...Nxe4 42.Qxh5+ gxh5 43.Bf5+ Kh8 44.dxe4 Qf6 45.Ng6+ Kh7-+ ] 41...Nxe4 # [41...Rh2+ cannot change what is in store for ? 42.Kxh2 Bxe4 43.Qxh5+ Qh6 44.Nf8+ Kh8 45.Qxh6+ Bh7 46.Qxh7# ] 42.Nf8+!! Clearance to allow h5-f7 42...Qxf8 43.Qg6+ [43.Qg6+ Kh8 44.Qxh5+ Qh6 45.Qxh6# ] 1-0