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Subject: Re: Positions from Tao vs Ruffian matches

Author: Johan Havegheer

Date: 07:04:47 05/08/04

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On May 08, 2004 at 08:54:55, Bryan Hofmann wrote:

>[D]8/5k1p/3p2r1/PP3p2/3Rn3/B1r4P/1R5K/8 w - - 1 49
>
>In move 49 Tao finds Rxe4 at PLY 9 in only 10 seconds. Most other engines take
>much longer and would have lost this game. I would like to see what the
>commercial engines do in this position. (game PGN is below round 13)
>
>
>

Ruffian 2.1.0 needs 22sec an AMDXP2800+
Analysis by Ruffian 2.1.0:

-+  (-3.86) 1.h4 Txa3   00:00:00
-+  (-3.33) 1.a6 Txa3   00:00:00
²  (0.33) 1.Lb4   00:00:00
=  (0.22) 1.Lb4 Tcg3   00:00:00
±  (0.73) 1.Lb4 Tcg3 2.a6   00:00:00
±  (1.01) 1.Lb4 Tf3 2.Tg2 Kf8   00:00:00
±  (0.79) 1.Lb4 Pg5 2.Tf2 Txh3+ 3.Kg2 Pf3+ 4.Kxh3 Pxd4   00:00:00
²  (0.46) 1.Lb4 Pg5 2.Tf2 Pf3+ 3.Txf3 Txf3 4.Lxd6 Tf2+ 5.Kh1   00:00:00
²  (0.50) 1.Lb4 Pg5 2.Tf4 Txh3+ 3.Kg2 Pe6+ 4.Kxh3 Pxf4+ 5.Kh2 Ke6   00:00:00
=  (0.20) 1.Lb4 Pg5 2.Tf4 Txh3+ 3.Kg2 Th5 4.Kf1 Ph3 5.Tc4   00:00:00
³  (-0.38) 1.Lb4 Pg5 2.Tf2 Txh3+ 3.Kg2 Tb3 4.Kf1 Tb1+ 5.Ke2 Te6+ 6.Kd3 Kg6
00:00:00
=  (0.00) 1.Lb4 Pg5 2.Tf2 Pf3+ 3.Txf3 Txf3 4.Lxd6 Tf2+ 5.Kh1 Tf1+ 6.Kh2 Tf2+
00:00:01
=  (-0.21) 1.Lb4 Pg5 2.Tf2 Txh3+ 3.Kg2 Tb3 4.Kf1 Tb1+ 5.Ke2 Te6+ 6.Kd3 Kg6 7.Tg2
h5   00:00:02
=  (0.00) 1.Lb4 Pg5 2.Tf2 Txh3+ 3.Kg2 Tb3 4.Kf1 Tb1+ 5.Ke2 Tb2+ 6.Kf1 Tb1+
00:00:04
=  (0.00) 1.Lb4 Pg5 2.Tf2 Txh3+ 3.Kg2 Tb3 4.Kf1 Tb1+ 5.Ke2 Tb2+ 6.Kf1 Tb1+
00:00:17
²  (0.35) 1.Txe4   00:00:22
²  (0.36) 1.Txe4 fxe4 2.Lb4 Tc8 3.b6 d5 4.b7 Tb8 5.Le1 e3 6.Lg3 e2 7.Tb1 Txg3
8.Kxg3 d4   00:00:24
²  (0.54) 1.Txe4 fxe4 2.Lb4 Tc8 3.b6 Tb8 4.Lc3 d5 5.Ld4 Te6 6.a6 Tee8 7.a7 Tb7
8.Tf2+ Ke6 9.Kg3   00:00:32

(Johan Havegheer, Diksmuide 08.05.2004)



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