Author: Georg Langrath
Date: 12:46:37 01/27/03
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On January 27, 2003 at 14:55:16, Robert Hyatt wrote: >On January 27, 2003 at 12:35:50, Georg Langrath wrote: > >>I tried to let Chessmaster 9000 play against itself in endgame KRKQ. The side >>KR with tablebases and the side KQ without. KQ-side wasn’t nearer checkmate in >>move 50 than in move 1, even with 3 minutes per move. It is rather amusing to >>look at. I think that it is impossible for a computer to solve without special >>knowledge or tablebases as in the case KBNK. >>Georg > > >Then chessmaster has a problem. I'd be happy to play you with Crafty using no >tables, with the KQ side, against a program using the tables with the KR side. >I >ran this test about a hundred times a few years ago when Amir first reported >that >Junior could win KQ vs KR without tables. I didn't believe it, but found that >it >was not only true, but trivially true. I managed to win with only one second of >computing per move. I can run some tests and post the pgn if you want... I imported Crafty 19.01 to Chessmaster and you are right. Crafty with KQ without tablebases against Chessmaster with KR and tablebases. Crafty Checkmated Chessmaster nearly as good as if it had used tablebases. Impressing. Georg
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