Author: Alessandro Scotti
Date: 14:03:28 03/04/06
Go up one level in this thread
Kiwi sees Bxd3 very soon, then changes to Kg1. 3 436 0 23 Kg1 g2 4 620 2 3511 Bxh3 gxh2 Kxh2 Ke2 Bf5 4 628 3 5021 hxg3 Kf2 Kh2 Kf3 5 632 8 9838 Bxh3 Kf2 Bh4 Ke3 Bxg3 6 636 28 42277 Bxd3 g2+ Kg1 Kg4 Bd2 Kh5 7 664 31 47372 Bxd3 Kg4 Bd2 Kf3 Kg1 Kg4 Be2+ Kh4 8 716 55 98005 Bxd3 Kg4 Bc1 Kf3 Bf5 g2+ Kg1 Ke2 Bg5 Ke1 9 748 110 214843 Bxd3 Kf2 hxg3 Kf3 Bf4 Kg4 Be2+ Kf5 Kh2 Kf6 10 752 240 499542 Bxd3 Kf2 hxg3 Kxg3 Bc1 h2 Bh6 Kf3 Kxh2 11 764 1144 2652704 Bxd3 Kf2 hxg3 Kxg3 Bf5 Kf3 Bc1 Kg3 Bd3 Kf3 12 764 1144 2653850 Bxd3 Kf2 hxg3 h2 Kxh2 Kf3 12 784 1659 3979443 Kg1 gxh2+ Kxh2 d2 Bxd2 Kf2 Bd3 Kf3 Kxh3 Kf2 12 828 2547 6193242 Kg1 Ke2 Bg4+ Ke1 Bh4 Kd2 13 828 2658 6435688 Kg1 gxh2+ Kxh2 d2 Bxd2 Ke2 Bg5 Kd1 Kxh3 Ke2 13 852 5438 12908118 Kg1 gxh2+ Kxh2 d2 14 852 5460 12955546 Kg1 gxh2+ Kxh2 d2 Bxd2 Ke2 Bg5 Kd1 Kxh3 Ke2 My other engine, which at present is just a bean counter with some minimal piece/square info thrown in, likes Kg1 first, then Bxd3... 3/ 6 0:00.00 550 298 Kg1 gxh2+ Kxh2 d2 Bxd2 4/ 7 0:00.00 550 502 Kg1 gxh2+ Kxh2 d2 Bxd2 5/10 0:00.00 551 1029 Kg1 gxh2+ Kxh2 d2 Bxd2 Ke2 6/14 0:00.01 551 3808 Kg1 Ke2 Bg4+ Ke1 Bh4 Kd2 Bxg3 7/14 0:00.03 558 8447 Kg1 gxh2+ Kxh2 Ke2 Bg4+ Ke1 Kxh3 Kf2 Kh4 8/14 0:00.04 561 13157 Kg1 gxh2+ Kxh2 Ke2 Bg4+ Ke1 Kxh3 Kf2 Bd2 Kf1 9/14 0:00.06 568 23752 Kg1 gxh2+ Kxh2 Ke2 Bg4+ Ke1 Kxh3 Kf2 Bd2 Kf1 Kg3 10/17 0:00.11 568 46666 Kg1 gxh2+ Kxh2 Ke2 Bg4+ Ke1 Kxh3 Kf1 Kg3 Ke1 Kf3 d2 11/18 0:00.19 569 87780 Kg1 gxh2+ Kxh2 Ke2 Bg4+ Ke1 Kxh3 Kf2 Bf4 Kf1 Kg3 Ke1 Kf3 12/19 0:00.28 569 144249 Kg1 gxh2+ Kxh2 Ke2 Bg4+ Ke1 Kxh3 Kf2 Bf4 Kf1 Kg3 Ke1 Kf3 d2 12/19 0:00.59 647 335802 Bxd3 Kg4 Be7 Kf4 Bd6+ Ke3 Bf5 gxh2 Kxh2 Kd4 Kxh3 Kd5 Bf4 13/21 0:00.75 652 439979 Bxd3 Kg4 Be7 Kf4 Bd6+ Ke3 Bf5 gxh2 Be5 Ke2 Kxh2 Kf3 Kxh3 Ke3 14/21 0:01.22 653 761886 Bxd3 Kf2 hxg3 Kxg3 Bf5 h2 Bd2 Kf3 Kxh2 Ke2 Bg5 Kf3 Kh3 Ke2 15/21 0:01.92 657 1296629 Bxd3 Kg4 Be7 Kf3 Bd6 gxh2 Bf5 Ke3 Be5 Kf3 Kxh2 Ke3 Kxh3 Kf3 Kh4 16/23 0:02.82 660 1954263 Bxd3 Kg4 Bf6 Kf4 Kg1 gxh2+ Kxh2 Kg4 Be5 Kh4 Bf5 Kg5 Bxh3 Kh5 Kg3 Kg5 Bg4 17/23 0:03.66 661 2557015 Bxd3 Kg4 Bf6 Kf4 Kg1 gxh2+ Kxh2 Kg4 Be5 Kh4 Bf5 Kg5 Bxh3 Kg6 Kg3 Kf7 Kf4 Ke7 18/27 0:06.10 663 4391918 Bxd3 Kg4 Bf6 Kf4 Kg1 gxh2+ Kxh2 Kg4 Be5 Kf3 Kxh3 Ke3 Bf5 Kf3 Kh4 Ke2 Bd4 Kf3 Kg5 19/27 0:11.43 671 8482154 Bxd3 Kg4 Bf6 Kf4 hxg3+ Kxg3 Be5+ Kf3 Bf5 Ke3 Kh2 Kf3 Kxh3 Kf2 Kg4 Ke3 Bc3 Ke2 Kf4 Kf2 Ke4 On March 04, 2006 at 16:30:09, Charles Roberson wrote: > Telepath drew a won endgame in a blitz match this week. The position is: > 8/8/8/5BB1/8/3p1kpp/7P/7K w - - 0 76 > > It only searched 6 ply and played Bxh3. > At 10 ply it played Bxd3. > > Seems to me the better move is Bxd3 or h2xg3. > I've tried upping the outside passer value by 4x and adjusting > the code to call the d3 pawn an outside passer. Now, it makes > Bxd3 at 9 ply and h2xg3 at 10 ply then Bxd3 at 11 ply. > > Seems I should be able to adjust it to see this earlier or would > that be overtuning?
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