Author: John Merlino
Date: 16:17:18 12/18/02
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On December 18, 2002 at 14:10:04, Art Basham wrote: >In 1964 Tal played...Qd6...! > >I am wondering if any chess programs find it too... > >[D]rnb1k1nr/1p3pbp/p1p3p1/q3p3/2B1PB2/2N2N2/P1PQ1PPP/1R2R1K1 w - - 0 13 > >This is the actual position at move 13... >Taken from the book, "Power Mates"... CM9000, on a P3-733, finds Qd6 in 11 seconds, loses it to Be3 at 30 seconds, and then gets it back at 1:11. A convincing score arrives at 3:10.... Time Depth Score Positions Moves 0:00 1/5 0.35 25950 13.Bg5 h6 14.Bh4 Nd7 15.Rbd1 Ngf6 0:01 1/5 0.44 54293 13.Bg3 Nd7 14.Ng5 Nh6 15.Red1 0:01 1/6 0.52 106394 13.Bg3 Nd7 14.Ng5 Nh6 15.Rbd1 Bf8 16.Nf3 0:02 1/6 0.72 164324 13.Bg5 b5 14.Qd6 bxc4 15.Rxb8 Rxb8 16.Qxb8 Ne7 17.Bxe7 Kxe7 0:06 1/7 0.27 503191 13.Bg5 h6 14.Na4 Qxd2 15.Bxd2 Nd7 16.Nb6 Nxb6 17.Rxb6 0:08 1/7 0.39 619827 13.Na4 Qxd2 14.Bxd2 Nd7 15.Nb6 Nxb6 16.Rxb6 Ne7 0:11 1/7 0.83 947375 13.Qd6 f6 14.Bd2 Bf8 15.Qd3 Bb4 16.Ne2 0:22 1/8 0.86 2030984 13.Qd6 f6 14.Bd2 Bf8 15.Qd3 Qc7 16.Be3 b5 0:30 1/8 1.13 2707715 13.Be3 Nd7 14.Ng5 Nh6 15.Qd6 Qd8 16.Nf3 Qe7 0:45 1/9 0.48 4100723 13.Be3 Nd7 14.Ng5 Nh6 15.Red1 b5 16.Be6 Qc7 17.Bh3 Bf8 1:11 1/9 0.78 6642693 13.Qd6 f6 14.Nxe5 fxe5 15.Red1 b5 16.Bxe5 Bf8 17.Qd4 c5 3:10 1/10 1.68 18435604 13.Qd6 f6 14.Bxe5 Bf8 15.Qc7 Qxc7 16.Bxc7 b5 17.Rbd1 Be7 18.Bb3 Bg4 jm
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