Author: Mike S.
Date: 11:21:46 12/07/02
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On December 07, 2002 at 12:04:46, Colin Frayn wrote: >I've fixed the problem with recognising trapped rooks... sort of. Beowulf now >recognises the following positions (and others like them) as completely trapped >rooks (and penalises them based on game stage); In the CSS forum, this interesting postion was posted today: [D]6k1/4pp1p/3p2p1/7n/p3P3/r4P2/P1PK2P1/1R5R w - - 0 28 Kozirev - Varavin [B77], Omsk 1996 28.Rxh5!! gxh5 29.Rb2 e6 30.c3 d5 31.exd5 exd5 32.Kd3 Kf8 33.Re2 f6 34.Kd4 Kf7 35.Rc2 Ke6 36.Kc5 d4 37.Kxd4 1-0 The rook at a3 is trapped, and the wK is going to capture it. White must play carefully at move 33 (Re2), to prevent Black's king from blocking the white King's path. (First tests indicate that this is a tough one; I just hope Rxh5 isn't refuteable.) Regards, M.Scheidl
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