Author: Roy Eassa
Date: 08:55:07 04/28/02
Go up one level in this thread
On April 28, 2002 at 08:00:15, Vincent Vega wrote: >Simplified position to show the bug: >[D]8/8/8/8/8/8/4KP2/R1Qn3k w - - 0 1 > >This is a mate in 2 (1. Qxd1+). > >But CHEST says: > >CHEST version 3.19, 18-Dec-1999 >Input file: 'xx' >Reading job: ># xx >W: Ke2 Qc1 Ra1 Pf2 (4) >B: Kh1 Nd1 (2) >FEN: 8/8/8/8/8/8/4KP2/R1Qn3k w - - >analysing (mate in 2 moves): >No solution in 2 moves. My copy says there's a mate in 3, giving the following output: 8/8/8/8/8/8/4KP2/R1Qn3k w - - acn 591; acs 0; bm Kf1 Kf3 Qa3 Qc3 Qc7 Qe3 Qf4 Qg5 Qxd1+ Ra3 Ra4 Ra6 Ra7 Ra8; ce 32762; dm 3; pv Qxd1+; Input file was this line: 8/8/8/8/8/8/4KP2/R1Qn3k w - - dm 8; Strange!
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