Author: John Merlino
Date: 21:45:56 08/06/02
Go up one level in this thread
On August 06, 2002 at 14:37:59, Art Basham wrote: >Remember the neat "test move" played only by the Rebel Century programs? >Ra3..? > >Well, lo and behold the new Aristarch engine finds it at only 8 ply >on my machine..! > > One min, and 55 sec. > >[D]r2q1r1k/2n1bppp/1pp1p3/p3P3/PnRPN1Q1/4B3/1P1N1PPP/R5K1 w - - > >Here is teh diag. if you want to do some more testing... "Only played by the Rebel Century programs"? Not so sure about that.... Chessmaster 9000, on a PIII-733, finds Ra3 after nine seconds, but at 0:23 it leaves it until 1:04, when it goes back to it and sticks with it: Time Depth Score Positions Moves 0:01 1/6 0.22 51630 1.Rcc1 Ncd5 2.Ra3 Na6 3.Bg5 f5 4.Bxe7 Qxe7 0:02 1/7 0.15 168252 1.Rcc1 Ncd5 2.Bg5 Bxg5 3.Nxg5 Kg8 4.Ra3 0:07 1/8 0.32 525991 1.Rcc1 Qd7 2.Bg5 Bxg5 3.Nxg5 h6 4.Qh4 Ncd5 5.Ra3 0:09 1/8 0.35 659641 1.Ra3 Ncd5 2.Rc1 Rc8 3.Nc4 Qd7 4.Ncd6 Bxd6 5.Nxd6 0:18 1/9 0.05 1399647 1.Ra3 Nbd5 2.Rd3 Nb4 3.Rb3 Ncd5 4.Rc1 Qd7 5.Bg5 Bxg5 6.Qxg5 0:23 1/9 0.18 1826663 1.Rcc1 Qd7 2.Qh3 Ncd5 3.Bg5 Rfd8 4.Bxe7 Qxe7 5.Qg3 0:28 1/9 0.23 2277895 1.Bg5 Bxg5 2.Nxg5 Qe7 3.Ra3 Ncd5 4.Rc1 f5 5.Qh4 0:42 1/10 0.25 3550287 1.Bg5 Bxg5 2.Nxg5 Qe7 3.Ra3 Ncd5 4.Rc1 f5 5.Qh4 h6 1:04 1/10 0.35 5414275 1.Ra3 Qd7 2.Bg5 f5 3.exf6ep gxf6 4.Bf4 Rg8 5.Qh5 Ncd5 6.Rh3 2:30 2/11 0.24 12525490 1.Ra3 Ncd5 2.Bg5 Bxg5 3.Nxg5 Qe7 4.Rh3 h6 5.Nge4 Rfd8 6.Rg3 g6 7.Nd6 5:52 3/12 0.35 29091621 1.Ra3 Ncd5 2.Bg5 Bxg5 3.Nxg5 Qe7 4.Rc1 Rad8 5.Nge4 Qd7 6.Nd6 f5 jm
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