Author: Jeremiah Penery
Date: 22:55:07 04/13/00
Go up one level in this thread
On April 14, 2000 at 01:31:12, Pete Galati wrote: >On April 13, 2000 at 18:00:21, José de Jesús García Ruvalcaba wrote: > >>[D]r1b2rk1/5pbp/p7/1P1P2q1/2B1pp2/N7/PP2QPPP/R4R1K b - - 1 19 >> >> Black played 19... Qxg2+?, winning an exchange but giving up a dangerous and >>promising attack. >> Which programs are able to avoid this mistake? >>José. > >At the search depths that I was able to reach, Crafty did Qxg2+, but Amy avoided >it for some reason, maybe with a deeper search Amy would have taken the pawn >with the Queen too. I'm trying to figure out why not 19....f3 forking white's >Queen and the pawn blocking the King, is there a reason the programs hate that >idea? > >Pete > > Amy version Winboard Version 0.7, Copyright (C) 2000 Thorsten Greiner > Amy comes with ABSOLUTELY NO WARRANTY; for details type 'warranty' > This is free software, and you are welcome to redistribute it > under certain conditions; type 'distribution' > > Multiprocessor support (1 CPUs). > >$Id: score.c,v 1.44 2000/03/21 15:18:58 thorsten Exp $ >$Id: search.c,v 1.57 2000/03/22 10:19:02 thorsten Exp $ > >Hashtable sizes: 16384 k, 2048 k, 2048 k >Found 4-men endgame table bases. > >White(1): White(1): TC: 60 moves in 300 secs >TL: 4/16 >GamePhase: Opening >It Time Score principal Variation > 1 0.0 -0.080 1. Na3 > 1 0.0 +++ 1. Nc3 > 1 0.0 +0.160 1. Nc3 > 1 0.0 +0.160 1. Nc3 <SNIP> >11 6:45 +++ 1. Nc3 >11 8:38 +0.128 1. Nc3 d5 2. Nf3 d4 3. Nb5 Nc6 4. e3 e5 5. exd4 exd4 6. > Bc4 >11 10:46 +++ 1. Nf3 >11 10:59 +0.144 1. Nf3 Nf6 2. e3 d5 3. Be2 Nc6 4. O-O Bf5 5. Nc3 d4 6. > Nb5 >11 11:08 +0.144 1. Nf3 Nf6 2. e3 d5 3. Be2 Nc6 4. O-O Bf5 5. Nc3 d4 6. > Nb5 >Nodes = 8381706, QPerc: 69 %, time = 836.51 secs, 10.0 kN/s >Extensions: Check: 95030 DblChk: 27 DiscChk: 203 SingReply: 4955 > Recapture: 57676 Passed Pawn: 0 Zugzwang: 0 >Hashing: Trans: 110480/2568919 = 4 % Pawn: 4145759/4556964 = 90 % > Eval: 1255804/5812768 = 21 % >EGTB Hits/Probes = 0/0 >Hashtable 1: entries = 1048576, use = 296073 >White(1): > >I'll be back. This search looks like it was run from the initial position, not the given position...
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