Author: John Merlino
Date: 10:45:39 08/05/03
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On August 05, 2003 at 10:45:15, Martin Andersen wrote: >A critical position is : > >[D]3r2rk/pp2bpp1/q1p1p2p/3nP2N/2P3QP/3R4/PP1B1PP1/1K5R w > >Here there are several candidate moves, >Rg3, Bg5, Rf3 and Rc1 as played by McShane. >After 21.Rc1 and 21...Nd3 !? Black got the upper hand. > >Crafty 19.3 suggests 21.Rg3 with a big plus, but it >seems unclear after 21...Nb4 22.Bxb4 Bxb4 >Hardware: Athlon 2400+. > >Other analyzes ? > >Martin. Chessmaster 9000 finds a different candidate move: Rhh3!? This analysis was done on a P3-733: Time Depth Score Positions Moves 0:00 1/3 0.01 5274 1.Rf3 f5 2.exf6ep gxf6 0:00 1/4 0.01 10255 1.Rf3 f5 2.exf6ep gxf6 0:00 1/4 0.10 21538 1.Rd1 Bc5 2.Rf3 Nb4 3.a3 0:00 1/4 0.60 35639 1.Rhh3 Nb6 2.Rxd8 Bxd8 3.b3 0:00 1/5 0.20 46666 1.Rhh3 f5 2.exf6ep gxf6 3.Qe4 0:01 1/6 0.16 82899 1.Rhh3 Nb6 2.Rxd8 Bxd8 3.b3 Qa3 4.Qd4 Bc7 0:01 1/6 0.31 137294 1.Rd1 Bc5 2.Rc1 Qa4 3.Qf3 Nb4 4.Bxb4 Rxd3 5.Qxd3 Qxb4 0:04 1/7 0.28 339320 1.Rd1 Bc5 2.Rc1 f5 3.Qg3 Nb4 4.Bxb4 Rxd3 5.Qxd3 Bxb4 0:04 1/7 0.36 387317 1.Rhh3 Nb6 2.Rxd8 Bxd8 3.b3 Bc7 4.Bc3 Qa3 5.Bb2 0:07 1/8 0.34 614264 1.Rhh3 Nb6 2.Rxd8 Bxd8 3.b3 Bc7 4.Bc3 Nd7 5.Rf3 Nxe5 6.Bxe5 Bxe5 7.Rxf7 0:18 1/9 0.38 1603457 1.Rhh3 Nb6 2.Rxd8 Bxd8 3.b3 Bc7 4.Bc3 Nd7 5.Qf4 f5 6.Qe3 0:27 1/9 0.47 2509093 1.Bg5 f5 2.exf6ep gxf6 3.Rf3 Qa4 4.b3 Qb4 5.Nxf6 Bxf6 6.Rxf6 0:47 1/9 0.94 4248778 1.Rg3 Nb4 2.Bxb4 Bxb4 3.Qf4 Bd2 4.Qxf7 Qxc4 5.Rxg7 Qe4+ 6.Ka1 Rgf8 7.Qxb7 Rxf2 8.Qxa7 Rxg2 9.Rxg2 Qxg2 1:06 1/10 0.99 6234104 1.Rg3 Nb4 2.Bxb4 Bxb4 3.Qf4 Bd2 4.Qxf7 Qxc4 5.Rxg7 Qe4+ 6.Ka1 Rgf8 7.Qxe6 Rxf2 8.Nf6 2:14 2/11 0.51 13005214 1.Rg3 Nb4 2.Bxb4 Bxb4 3.Qf4 Bd2 4.Qxf7 Qxc4 5.Rxg7 Qd3+ 6.Ka1 Rgf8 7.Qxe6 Rxf2 8.Qg6 Qxg6 9.Rxg6 3:06 2/11 1.11 17967410 1.Rhh3 f5 2.exf6ep Nxf6 3.Qxe6 Nxh5 4.Qxe7 Rxd3 5.Rxd3 Qxc4 6.Rd7 Qf1+ 7.Be1 Qxg2 8.Rxb7 8:36 3/12 0.82 49983560 1.Rhh3 f5 2.exf6ep Nxf6 3.Qxe6 Nxh5 4.Qxe7 Rxd3 5.Rxd3 Qxc4 6.Rd7 Nf6 7.Rxb7 Nd5 jm
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