Author: Dann Corbit
Date: 11:17:44 09/20/02
Go up one level in this thread
On September 20, 2002 at 13:30:09, Gian-Carlo Pascutto wrote: >[D]4b3/6p1/5p1p/5P1P/3kPK2/1p6/1P2B3/8 b - - 0 1 > >My engine just managed to lose what looked like a dead-drawn >endgame against a Crafty clone on ICC. I couldn't understand >what happened. I still don't know exactly, but it looks like >some kind of hashing/draw-by-rep/nullmove artifact ;) > >But my program doesn't seem to be the only one that >gets funny on this position: > >Analysis by Fritz 7: > >80...Bf7! > ³ (-0.69) Depth: 12/20 00:00:00 316kN >80...Ba4! > µ (-0.72) Depth: 12/20 00:00:00 550kN >80...Ba4-- > ³ (-0.44) Depth: 13/16 00:00:00 574kN >80...Ba4 > ³ (-0.44) Depth: 13/21 00:00:00 630kN >80...Bf7! > ³ (-0.47) Depth: 13/21 00:00:01 856kN >80...Bf7! > ³ (-0.63) Depth: 13/21 00:00:01 989kN >80...Bf7-- > ³ (-0.34) Depth: 14/17 00:00:01 1040kN >80...Bf7 > ³ (-0.34) Depth: 14/19 00:00:01 1089kN >80...Ba4! > ³ (-0.38) Depth: 14/24 00:00:02 1705kN >80...Ba4! > ³ (-0.66) Depth: 15/26 00:00:03 3200kN >80...Bf7! > ³ (-0.69) Depth: 15/26 00:00:05 4577kN, tb=1 >80...Bf7-- > ³ (-0.41) Depth: 16/19 00:00:05 4778kN, tb=1 >80...Bf7 > ³ (-0.41) Depth: 16/23 00:00:05 4941kN, tb=2 >80...Ba4! > ³ (-0.44) Depth: 16/29 00:00:07 6732kN, tb=4 >80...Ba4! > ³ (-0.59) Depth: 16/29 00:00:08 7756kN, tb=5 >80...Ba4-- > ³ (-0.31) Depth: 17/19 00:00:09 8090kN, tb=5 >80...Ba4 > ³ (-0.31) Depth: 17/23 00:00:09 8349kN, tb=5 >80...Ba4! > ³ (-0.59) Depth: 18/33 00:00:25 22724kN, tb=94 >80...Ba4! > µ (-0.88) Depth: 19/36 00:00:53 46904kN, tb=333 >80...Ba4-- > ³ (-0.59) Depth: 20/29 00:00:56 49294kN, tb=344 >80...Ba4 > ³ (-0.59) Depth: 20/29 00:00:58 50834kN, tb=345 >[etc] > >(Pascutto, Gent 20.09.2002) Chess Tiger growls: 4b3/6p1/5p1p/5P1P/3kPK2/1p6/1P2B3/8 b - - ce 186; acd 19; acs 600; pv Ba4 Bf1 Bc6 Ba6 Bxe4 Bc4 Kxc4 Kxe4 Kc5 Kd3 Kd5 Kc3 Ke4 Kxb3 Kxf5 Kc2 g6 hxg6;|Be8a4
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