Author: Kurt Widmann
Date: 20:07:42 07/08/01
Go up one level in this thread
On July 08, 2001 at 18:41:30, Bertil Eklund wrote: >On July 08, 2001 at 17:48:37, Kurt Widmann wrote: > >>On July 08, 2001 at 16:28:38, Bertil Eklund wrote: >> > >Do you mean Marshall (d5)? It could be very dangerous to play for more then a >draw in this variation. I don't think it is a good choice to play normal >Ruy-Lopez variations against computers because it is to complicated and often >leads to open and complicated positions. I don't know much about the >Berlin-defence and if it is the right choice against computers. I have 434 >computer-games in this defence in my computer-base out of 94000 games played by >computers. > >Bertil > Just checked Fritzes current book for the d5-, and or anti Marshall lines. It should not be difficult to hold Fritz to a draw. Fritz 6 [C89] 2001 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.0-0 Be7 6.Re1 b5 7.Bb3 0-0 8.c3 [8.h3 Bb7 9.d3 d6 10.a3 Nb8 11.Nbd2 Nbd7 12.Nf1 h6 13.Ng3 Re8 14.Nf5 Bf8 15.Nh2 d5 16.Ng4 c6 17.Qf3 Kh8 18.c3 Re6 19.Bc2 Qc7 20.b4 c5; 8.a4 b4 9.d3 d6 10.a5 (10.Nbd2 Rb8 11.Nc4 Bg4 12.Be3 Nd7 13.Ncd2 Na5 14.Ba2 c5 15.Nc4 Be6 16.Nfd2 Nxc4 17.Bxc4 Bxc4 18.Nxc4 Nb6 19.Nd2 a5 20.c3 d5 21.exd5 bxc3) 10...Bg4 11.Be3 d5 12.Nbd2 h6 13.h3 d4 14.hxg4 dxe3 15.fxe3 Nxg4 16.Bd5 Qd7 17.Nc4 Bf6 18.Nfd2 h5 19.Rf1 Rad8 20.Rf5 g6 21.Qxg4 hxg4] 8...d5 9.exd5 Nxd5 10.Nxe5 Nxe5 11.Rxe5 c6 12.d4 Bd6 13.Re1 Qh4 14.g3 Qh3 15.Be3 [15.Re4 g5 16.Qf3 Bf5 17.Bc2 (17.Bxd5 cxd5 18.Re3 Be4 19.Rxe4 dxe4 20.Qf6 Qg4 21.Qxg5+ Qxg5 22.Bxg5 f5) 17...Bxe4 18.Bxe4 Qe6 19.Bxg5 f5 20.Bd3 h6 21.Bh4 Ra7 22.Nd2 Rg7 23.Bc2 f4 24.Qe4 Qf7 25.Rf1 Re8 26.Qf3 fxg3 27.fxg3 Qxf3 28.Rxf3 Re2 29.Rf2 Re1+ 30.Nf1 Be7 31.Bxe7 Rgxe7] 15...Bg4 16.Qd3 Rae8 17.Nd2 Re6 18.a4 Qh5 19.axb5 axb5 20.Nf1 [20.Ne4 Bf5 21.Bd2 Rxe4 22.Rxe4 Nf6 23.f3 Qg6 24.Qf1 Nxe4 25.fxe4 Bxe4 26.Bf4 Bd3 27.Qf2 Bxf4 28.Qxf4 h6 29.Qf2 Re8] 20...Bf5 21.Qd1 Bg4 22.Qd2 Qh3 23.Bd1 Bxd1 24.Raxd1 f5 25.f4 g5 26.fxg5 f4 27.Bxf4 Bxf4 28.gxf4 Nxf4 29.Ng3 Qg4 30.Rxe6 Nh3+ 31.Kg2 Nf4+ 32.Qxf4 Rxf4 33.Re2 Qxg5 34.Re5 Qg4 35.Rd3 Rf6 36.Re4 Rf4 37.h3 Qg6 38.Rxf4 Qxd3 ½-½ Kurt Widmann
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