Author: Paul
Date: 07:23:11 09/08/02
Go up one level in this thread
On September 08, 2002 at 05:30:06, Uri Blass wrote: [D]B7/p1p5/kb1p4/p3p3/P1N2p2/6p1/7p/K7/ **snip** > -+ (-5.11) Depth: 20 00:25:48 804415kN >1.Kb2 Bd4+ 2.Kc2 h1Q 3.Bxh1 g2 4.Bxg2 f3 5.Bxf3 d5 > -+ (-5.11) Depth: 20 00:30:24 944391kN >1.Kb2 Bd4+ 2.Kc2 Bc5 3.Kd3 Bf2 4.Bg2 Bd4 5.Bh1 Bg1 6.Ke4 Be3 7.Nxe3 fxe3 8.Kf3 >e2 9.Kxe2 c5 > -+ (-4.88) Depth: 21 01:14:56 2345830kN > >(blass, tel-aviv 08.09.2002) > >I stopped the analysis with yace. > >Maybe someone with better hardware or better software can find that white is >winning. > >Uri This position has been posted before by JAFM (msgno=151823,24 Jan 2001), it's a mate in 20 which is too deep for mine; with some tweaking it gets this: 00:03 -4.14 05 Kb1 Bd4 Kc2 Be3 Be4 Bc5 Kc3 Bb6 Kd2 Bf2 Bd5 Bd4 00:16 -3.44 06 Kb1 Bd4 Kc2 Be3 Kd3 Bc5 Ke2 Bb4 Kf1 Bc3 Kg2 Bb2 Kh3 Bd4 Kg4 Be3 Kf5 Bc5 Ke6 Bd4 Kd7 Bb6 Kc8 h1=Q Bxh1 c5 00:41 -2.49 07 Kb1 Bd4 Kc2 Be3 Kd3 Bc5 Ke2 Bb4 Kf1 Bc3 Kg2 Bb2 Kh3 Bd4 Kg4 Be3 Kf5 Bc5 Ke6 Bd4 Kd7 Bb6 Kc8 c6 Bxc6 h1=Q Bxh1 Bc5 02:11 -1.33 08 Kb1 Bd4 Kc2 Be3 Kd3 Bc5 Ke2 Bb4 Kf1 Bc3 Kg2 Bb2 Kh3 Bd4 Kg4 Be3 Kf5 Bc5 Ke6 f3 Bxf3 Be3 Kd7 Bf4 Kc8 e4 Bxe4 c5 Kd7 Be5 Ke6 h1=Q Bxh1 16:48 -0.05 09 Kb1 Bd4 Kc2 Be3 Kd3 Bc5 Ke2 Bb4 Kf1 Bc3 Kg2 Bb2 Kh3 Bd4 Kg4 Be3 Kf5 Bc5 Ke6 g2 Bxg2 d5 Bxd5 e4 Bxe4 Bd4 Kd7 c5 Kc8 h1=Q Bxh1 Bc3 Be4 The kingwalk is there, but not the mate ... or the positive score ... Paul
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