Author: Art Basham
Date: 07:06:08 01/31/04
Go up one level in this thread
Thanks Steve.. Very interesting... I guess that just proves the point that John made in his post.. he thought there might be a mate in 13 also.. regards Art On January 31, 2004 at 09:29:59, Steven J. Brann wrote: >On January 30, 2004 at 11:51:21, Art Basham wrote: > >>[D]r4rk1/ppp1qpp1/2b1p2p/b2pP2Q/3P1R2/2PBP3/PP1B2PP/5RK1 w - - 0 1 >> >>I was wondering if my Rf6 move was the best move here... >>(planning to next play Rxh6 and of course win...etc. >> >>Maybe something better? >> >>thanks! > >Chessmaster 9000 with default personality with SS=16 finds Rf6 quickly but takes >over 2 hours to find a definitive mate in 13 on a P4-3.0G machine. > >Time Depth Score Positions Moves >0:00 1/3 0.65 1527 1.b4 Qg5 2.Qxg5 hxg5 >0:00 1/4 0.81 5142 1.b4 Bb6 2.c4 dxc4 3.Bxc4 >0:00 1/5 0.76 21410 1.b4 Bb6 2.c4 dxc4 3.Bxc4 a6 >0:00 1/6 0.70 47127 1.b4 Bb6 2.c4 Qg5 3.Qe2 Qe7 4.cxd5 > Bxd5 >0:00 1/6 1.51 99648 1.Rg4 f5 2.Qxh6 Ba4 3.Rg3 Rad8 >0:00 1/7 1.51 149720 1.Rg4 f5 2.Qxh6 Ba4 3.Be1 Bd1 4.Rg6 > Qd7 >0:01 1/8 1.66 255785 1.Rg4 f5 2.Qxh6 Ba4 3.b4 Bb6 4.Rg6 > Bd7 5.c4 >0:02 1/9 1.76 567011 1.Rg4 f5 2.Qxh6 Ba4 3.b4 Bb6 4.c4 > c5 5.cxd5 cxd4 6.dxe6 dxe3 >0:13 1/9 3.96 3840112 1.Rf6 Bb5 2.Bxb5 a6 3.Bd3 Bxc3 > 4.Rxh6 gxh6 5.Qxh6 f5 6.exf6ep > Rxf6 7.Qg5+ Qg7 8.Qxg7+ Kxg7 9.Bxc3 >0:21 1/10 8.93 6164842 1.Rf6 Bb5 2.Bxb5 a6 3.R1f3 axb5 > 4.Rxh6 gxh6 5.Qxh6 Qh4 6.Qxh4 Rfe8 > 7.e4 >0:27 1/11 9.71 8188132 1.Rf6 Bb5 2.Bxb5 g6 3.Qxh6 Bxc3 > 4.Bxc3 c5 5.dxc5 a6 6.Bd3 >0:45 1/12 10.46 13956628 1.Rf6 Bb5 2.Bxb5 Rfd8 3.R1f3 Qf8 > 4.Rxf7 c6 5.Rxf8+ Rxf8 6.Rxf8+ > Rxf8 7.Bd3 Bb6 8.Qg6 >1:14 1/13 10.87 23552707 1.Rf6 Bb5 2.Bxb5 Rfd8 3.R1f3 Qf8 > 4.Rxf7 c6 5.Rxf8+ Rxf8 6.Rxf8+ > Rxf8 7.Bd3 Rf7 8.Qg6 Re7 9.e4 >3:20 1/14 12.27 61917199 1.Rf6 Bb5 2.Bxb5 Rfc8 3.R1f3 Qf8 > 4.Rxf7 c6 5.R3f6 Kh8 6.Bd3 Qxf7 > 7.Qxf7 g6 8.Rxg6 >10:02 1/15 14.01 187486227 1.Rf6 Bb5 2.Bxb5 Rfe8 3.Rxf7 Qg5 > 4.Bxe8 Qxh5 5.Rf8+ Kh7 6.Bxh5 Rxf8 > 7.Rxf8 g5 8.Rf6 c6 9.Rf7+ Kh8 10.Rxb7 >46:42 1/16 20.42 951368683 1.Rf6 Bb5 2.Bxb5 Rfd8 3.R1f3 Qf8 > 4.Rxf7 Kh8 5.Bd3 Qg8 6.R3f6 Qh7 > 7.Bxh7 Bxc3 8.Qg6 Rg8 9.Bxg8 >2:13:39 1/17 Mate13 3211711095 1.Rf6 Bb5 2.Bxb5 Rfd8 3.R1f4 Rd7 > 4.Bxd7 Qf8 5.Rg4 Kh8 6.e4 g6 7.Rgxg6 > fxg6 8.Rxf8+ Rxf8 9.Qxh6+ Kg8 10.Bxe6+ > Rf7 11.Qxg6+ Kh8 12.Bxf7 dxe4 13.Qg8# >2:36:20 2/18 Mate13 3812705799 1.Rf6 Bb5 2.Bxb5 Rfe8 3.Bd3 Qxf6 > 4.exf6 Bb4 5.fxg7 f5 6.Bxf5 exf5 > 7.Rxf5 Re7 8.Qxh6 Rxg7 9.Qe6+ Kh8 > 10.Rh5+ Rh7 11.Qf6+ Kg8 12.Rg5+ > Rg7 13.Qxg7# > >Steve
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