Author: Robin Smith
Date: 15:52:31 06/06/01
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On June 06, 2001 at 13:49:30, Dann Corbit wrote: >On June 06, 2001 at 00:49:21, Robin Smith wrote: > >>From a recently completed game in the 24th world correspondence chess >>championship semi-finals: >> >>[D] r1qr2k1/pb2bpp1/1p2pn1p/2p4P/3P1B2/2PB1N2/PP2QPP1/1K1R3R w - - >> >>Here the move 15.Rhg1 is very strong, as it gets the rook off the long diagonal >>and threatens to charge the g-pawn down the board. But computers don't often >>like to give up material .... in this case the h pawn and after 15.Rhg1! Nxh5 >>16.Bxh6! also the bishop. Can any program find 15.Rhg1? I believe it may win >>by force, and if not it certainly leaves black in big trouble, but all programs >>I tested don't find it, even over night. If that is too hard, try the position >>after 15.Rhg1 Nxh5. > >Yace (which is especially good at difficult tactical positions) was unable to >solve after 4 hours: I don't think 4 hours will be near enough time. You could try the position after the main line of 15.Rhg1 Nxh5 15.Bxh6 gh and see how long it takes for Yace to find a + score for white. It should then steadily climb for as long as you let it crunch on the position. Robin Smith
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