Author: Robert Hyatt
Date: 15:33:19 09/25/98
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On September 25, 1998 at 16:14:32, Jeremiah Penery wrote: >On September 23, 1998 at 13:05:18, Robert Hyatt wrote: > >>On September 23, 1998 at 01:18:29, Jouni Uski wrote: >> >>>r4rk1/5p1p/p2RbnpQ/q1p1p2P/1pP1P3/1P3P2/P1N3P1/2K2B1R b - - > >>>-Nxh5? > >> 11. 2 - 0 Likes Qxa2 from ply=2 on. > > >Curiously, I ran this with Crafty 15.19 on a PII 300, and it liked Nxh5 until >ply 12 7/32. Evaluation is around +.57 until then, then it suddenly jumps to >+2.57 at ply 12 3/32. At 3'47", it changes to Rfe8, with a +2.27 evaluation. It >doesn't even appear to consider Qxa2 at any time in the search. >Could there be a bug here? > >Jeremiah Penery No. 15.20 is simply different from 15.19... new eval terms, others modified... search extensions somewhat changed, etc...
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