Author: John Merlino
Date: 10:55:40 01/09/02
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On January 09, 2002 at 10:41:05, José Antônio Fabiano Mendes wrote: > Mate in 12 by V. Albillo,1997 > [D]rnbQKbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBqkBNR w > Source ==> http://www.multimania.com/albillo/ajedre9a.htm That page's data is very old, speaking in terms of computer hardware and chess engine enhancements -- almost five years. CM8000 finds Mate in 12 in 8:28 on my PIII-600. That's over 250 times faster than Chest did almost five years ago on a P-166! Time Depth Score Positions Moves 0:00 1/3 4.01 5306 1.Nf3+ Kxf2 2.Ne5 Qxf1 3.Rxf1+ Kxf1 4.Qxc8 Nc6 0:00 1/4 4.85 36832 1.Nf3+ Kxf2 2.Qxc7 Nf6+ 3.Kxf7 d6 4.Qc3 Be6+ 5.Kxe6 0:01 2/5 4.39 112317 1.Nf3+ Kxf2 2.Qxc7 d6 3.Qc4 Bd7+ 4.Kxf8 Nh6+ 5.Kxg7 Nf5+ 6.Kxh8 Be6 7.Qc3 Nd7+ 8.Kxh7 Nf6+ 9.Qxf6 exf6 0:04 2/6 4.39 309222 1.Nf3+ Kxf2 2.Qxc7 d6 3.Qc4 Bd7+ 4.Kxf8 Nh6+ 5.Kxg7 Nf5+ 6.Kxh8 Be6 7.Qc3 Nd7+ 8.Kxh7 Nf6+ 9.Qxf6 exf6 0:20 3/7 3.34 1538948 1.Nf3+ Kxf2 2.Qxc7 d6 3.Qxc8 Nc6 4.Qxa8 Nf6+ 5.Kxf7 Qxc2 6.d3 Qxc1 7.b4 Qh6 0:33 3/7 3.66 2373180 1.Qxc7 d6 2.Qxc8 Na6 3.Qxa8 Nc7+ 4.Kxf8 Nf6+ 5.Kxe7 Rxa8 6.Nc3 Qxc2 7.Kxd6 Kxf1 8.Kxc7 0:51 3/7 6.01 3733088 1.Nc3 Nf6+ 2.Kxf7 Qxc2 3.d3 Kxf1 4.Nh3+ Kxg2 5.Bg5 Kxh3 6.Qxc7 Qxd3 7.exd3 e5 8.Bxf6 1:19 3/8 Mate14 6061187 1.Nc3 Nf6+ 2.Kxf7 Qxc2 3.d3 Kxf1 4.Nf3+ Kxg2 5.Qxc7 d6 6.Rg1+ Kxf2 7.Be3+ Kxe3 8.Nd5+ Nxd5 9.Qxc2 Be6+ 10.Kxe6 Nf4+ 11.Kf7 Nxd3 12.Qxd3+ Kf4 13.Qd4+ Kf5 14.Qg4# 1:54 4/9 Mate13 9343548 1.Nc3 Nf6+ 2.Kxf7 Kxf1 3.Nf3+ Kxg2 4.Rxd1 c5 5.Rg1+ Kxf2 6.Nd1+ Kxe2 7.Nd4+ cxd4 8.Qa5 Nd5 9.Qb5+ Kf3 10.Qxd5+ Kf4 11.Rf1+ Kg4 12.Qf5+ Kh4 13.Rf4# 3:32 4/10 Mate13 18219294 1.Nc3 Nf6+ 2.Kxf7 Kxf1 3.Nf3+ Kxg2 4.Rxd1 Nc6 5.Rg1+ Kxf2 6.Nd1+ Kxe2 7.Nd4+ Nxd4 8.Qxc7 Ne4 9.Nc3+ Kf2 10.Nxe4+ Kf3 11.Rf1+ Kxe4 12.d3+ Kd5 13.c4# 8:28 5/11 Mate12 46218752 1.Nc3 Nf6+ 2.Kxf7 Kxf1 3.Nf3+ Kxg2 4.Rxd1 Nc6 5.Rg1+ Kxf2 6.Nd1+ Kxe2 7.Nd4+ Nxd4 8.Qxc7 Ne4 9.Qc4+ Kf3 10.Qf1+ Nf2 11.d3 Nxc2 12.Qxf2# jm
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