Author: John Merlino
Date: 16:12:09 10/23/03
Go up one level in this thread
On October 23, 2003 at 16:39:50, Darren Rushton wrote: >[D]r4b1r/p1P3pp/1pN1pqb1/1Bkp1p2/P3n2Q/7P/2P3KB/7R w - - 0 1 > >26.Nb8!! Qxh4 27.c8Q+ Kb4 28.Rb1+ Ka3 29.Ra1+ Kb4 30.Rb1+ Ka3 31.Ra1+ Kb4 draw > >You know the rest! > >Daz Chessmaster 9000 (default personality on a P4-2.4) sees a draw with Bg1+ after 18 seconds: Time Depth Score Positions Moves 0:00 1/3 -2.58 2874 1.Bg1+ Kd6 2.Bh2+ f4 3.Bxf4+ e5 4.Bxe5+ Qxe5 5.Nxe5 Kxe5 0:00 1/4 -3.05 20719 1.Bg1+ d4 2.Bxd4+ Qxd4 3.Nxd4 Kxd4 4.Qf4 Be7 5.Rd1+ Kc3 0:00 1/5 -3.21 57425 1.Bg1+ d4 2.Bxd4+ Qxd4 3.Nxd4 Kxd4 4.Rd1+ Ke5 5.Bc6 Rc8 6.Bxe4 fxe4 7.Qg5+ Bf5 8.Qg3+ Kf6 0:00 1/6 -2.88 142928 1.Bg1+ d4 2.Bxd4+ Qxd4 3.Nxd4 Kxd4 4.Bc6 Bd6 5.Rd1+ Kc5 6.Bxa8 Rxa8 0:01 1/6 -2.57 206975 1.Nb8 Qxh4 2.c8=Q+ Kd4 3.Rd1+ Ke3 4.Rd3+ Ke2 5.Bg3 Qxg3+ 6.Rxg3+ Kd2 7.Rf3 Bh5 0:01 1/7 -1.96 387046 1.Nb8 Qxh4 2.c8=Q+ Kd4 3.Rd1+ Ke3 4.Rd3+ Ke2 5.Bg3 Qxg3+ 6.Rxg3+ Kd2 7.Rd3+ Kc1 8.Qb7 Bd6 9.Qxa8 Bxb8 0:02 1/7 -1.66 504921 1.Bg1+ Kd6 2.Bh2+ f4 3.Bxf4+ Kc5 4.Qe1 Nc3 5.Nb8 Be4+ 6.Kg1 Ne2+ 7.Qxe2 Qa1+ 8.Kf2 Qd4+ 9.Be3 0:05 1/8 -0.51 1495092 1.Bg1+ d4 2.Bxd4+ Qxd4 3.Nxd4 Kxd4 4.Bc6 Rc8 5.Bxe4 Ke5 6.Qd8 Bd6 0:18 1/9 0.00 5122511 1.Bg1+ Kd6 2.Bh2+ Kc5 0:32 1/10 0.00 9063470 1.Bg1+ Kd6 2.Bh2+ Kc5 After forcing 1.Rb8 Qxh4 2.c8=Q+, it says that 2...Kb4 leads to a draw, but after 2.Kd4 the position is unclear (but probably drawish): Time Depth Score Positions Moves 0:00 1/3 -4.81 2684 3.Bg1+ Ke5 4.Nd7+ Kf4 5.Qxa8 Qg3+ 6.Kf1 Nd2+ 7.Ke2 0:00 1/3 -2.39 5162 3.Rd1+ Ke3 4.Rd3+ Ke2 5.Bg3 Qxg3+ 6.Rxg3+ Kd1 7.Re3 0:00 1/4 -2.60 12059 3.Rd1+ Ke3 4.Rd3+ Ke2 5.Bg3 Qxg3+ 6.Rxg3+ Kd1 7.Rd3+ Kc1 8.Qc7 0:00 1/5 -2.57 67787 3.Rd1+ Ke3 4.Rd3+ Ke2 5.Bg3 Qxg3+ 6.Rxg3+ Kd2 7.Rf3 Bh5 0:00 1/6 -1.96 134244 3.Rd1+ Ke3 4.Rd3+ Ke2 5.Bg3 Qxg3+ 6.Rxg3+ Kd2 7.Rd3+ Kc1 8.Qb7 Bd6 9.Qxa8 Bxb8 0:01 1/7 -1.96 349107 3.Rd1+ Ke3 4.Rd3+ Ke2 5.Bg3 Qxg3+ 6.Rxg3+ Kd2 7.Rd3+ Kc1 8.Qb7 Bd6 9.Qxa8 Bxb8 0:03 1/8 -1.78 1228340 3.Rd1+ Ke3 4.Rd3+ Ke2 5.Bg3 a6 6.Bxh4 axb5 7.axb5 Nc5 8.Rf3 e5 9.Qc7 0:11 1/9 -1.82 3555341 3.Rd1+ Ke3 4.Rd3+ Ke2 5.Bg3 a6 6.Bxh4 axb5 7.Nc6 Bc5 8.Qxe6 bxa4 9.Qxd5 0:30 1/10 -0.80 9886719 3.Rd1+ Ke3 4.Rd3+ Ke2 5.Bg3 a6 6.Bxh4 axb5 7.Nc6 Bc5 8.Qxe6 d4 9.Nxd4+ Bxd4 10.Rxd4 Rxa4 11.Qd5 Rxd4 12.Qxd4 1:20 2/11 -0.05 28790924 3.Rd1+ Ke3 4.Rd3+ Ke2 5.Bg3 a6 6.Bxh4 axb5 7.Nc6 Bc5 8.Qxe6 Rhc8 9.Qxd5 Rxc6 10.Qxc6 Rxa4 11.Qd7 jm
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