Author: Hans Havermann
Date: 15:22:50 05/22/99
Go up one level in this thread
On May 21, 1999 at 21:40:57, Dave Gomboc wrote: >How long does it take for programs to... MacChess 5.0.1 on a G3/300... >1) decide to play 15...e5! >2) assess 15...e5! as about +4 for Black (roughly the score if White had played >21.Ke3 and dropped his queen. The interpolation of 16.cxd5 cxd5 doesn't >substantially change matters.) r1b2rk1/pp1n2pp/2p1p3/3p1pN1/2PP1Pn1/3BPKP1/PP5q/R1BQ1RN1 b - - 09/01|00:00:25| 7108708| +92| Qh1+ Ke2 Qg2+ Ke1 Nh2 Nxe6 Nxf1 Nxf8 Qxg1 Bxf1 Qxg3+ Kd2 Kxf8 cxd5 cxd5 10/01|00:01:15| 22222947| +84| Qh1+ Ke2 Qg2+ Ke1 Nh2 Rf2 Qxg1+ Ke2 Qxd1+ Kxd1 Ng4 Rf3 Ndf6 cxd5 cxd5 Bd2 a6 11/01|00:03:42| 66584352| +82| Qh1+ Ke2 Qg2+ Ke1 Nh2 Rf2 Qxg1+ Ke2 Qxd1+ Kxd1 Ng4 Re2 Ndf6 Bd2 h6 Nf3 Ne4 12/01|00:16:53| 274375356| +83| Qh1+ Ke2 Qg2+ Ke1 Nh2 Rf2 Qxg1+ Ke2 Qxd1+ Kxd1 Ng4 Re2 Ndf6 b3 h6 Nf3 Ne4 Rg2 12/04|01:38:36| 1642153081| +247| e5 cxd5 cxd5 e4 fxe4+ Bxe4 dxe4+ Kxe4 Qxg3 Qf3 exf4 Qxg3 fxg3 Rxf8+ Nxf8 d5 13/01|02:50:57| 2901753018| +264| e5 cxd5 cxd5 fxe5 Ndxe5+ dxe5 Nxe5+ Kf4 Ng6+ Kf3 f4 exf4 Bg4+ Ke3 Bxd1 Bxg6 d4+ Kxd4 Rad8+ Ke5 hxg6 14/01|05:23:52| 5602319335| +261| e5 cxd5 cxd5 fxe5 Ndxe5+ dxe5 Nxe5+ Kf4 Ng6+ Kf3 f4 exf4 Bg4+ Ke3 Bxd1 Bxg6 d4+ Kxd4 Rad8+ Ke5 hxg6 Ne4 15/01|14:18:17| 15050057971| +307| e5 cxd5 cxd5 fxe5 Ndxe5+ dxe5 Nxe5+ Kf4 Ng6+ Kf3 f4 exf4 Bg4+ Ke3 Bxd1 Bxg6 Qxg3+ Kd4 Qxg5 fxg5 Rxf1 Be3 hxg6 Kxd5 >3) decide to play 13...Bg1! (it's better than ...Bxg3) >4) assess 13...Bg1! as about +2 for Black (up two pawns). r1b2rk1/pp1n2pp/2p1p3/3p1pNq/2PP1Pn1/3BP1P1/PP2N1Kb/R1BQ1R2 b - - 09/01|00:00:33| 9529977| +98| dxc4 Bxc4 Nb6 Bb3 Nd5 Qd3 Rd8 Nf3 Nb4 Qc4 10/01|00:01:28| 25496814| +98| dxc4 Bxc4 Nb6 Bb3 Nd5 Qd3 a5 e4 a4 Bc4 Nb4 11/01|00:05:14| 90691404| +92| dxc4 Bxc4 Nb6 Bb3 Nd5 Qd3 b6 e4 fxe4 Nxe4 a5 Rh1 Ba6 11/13|00:12:52| 223045760| +93| Bg1 Nxg1 Qh2+ Kf3 Qh1+ Ke2 Qg2+ Ke1 Nh2 Nxe6 Nxf1 Nxf8 Qxg1 Bxf1 Qxg3+ Kd2 Kxf8 cxd5 cxd5 11/28|00:24:47| 423250795| +100| Bxg3 Rh1 Bh2 cxd5 Nb6 Ng3 Qh4 Qf3 Nxd5 Nf1 Nb4 Nxh2 Nxd3 Nxg4 fxg4 Rxh4 gxf3+ Nxf3 12/01|00:34:35| 587341953| +75| Bxg3 Rh1 Bh2 cxd5 Nb6 dxc6 Nd5 Qb3 Ngxe3+ Bxe3 Nxe3+ Kf2 Ng4+ Kg2 Qh4 cxb7 Qf2+ Kh3 Qe3+ Kh4 Bxb7 Qxe6+ Qxe6 Nxe6 Bxh1 Nxf8 12/14|00:57:19| 972086650| +84| Bg1 Nxg1 Qh2+ Kf3 Qh1+ Ke2 Qg2+ Ke1 Nh2 Rf2 Qxg1+ Ke2 Qxg3 Qh1 dxc4 Bxc4 Nb6 Nxh7 Ng4 Nxf8 Qxf2+ 13/01|01:28:40| 1511648512| +82| Bg1 Nxg1 Qh2+ Kf3 Qh1+ Ke2 Qg2+ Ke1 Nh2 Rf2 Qxg1+ Ke2 Qxd1+ Kxd1 Ng4 Re2 Ndf6 cxd5 cxd5 Bd2 Rd8 Nf3
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