Author: allan johnson
Date: 06:50:00 09/08/02
Go up one level in this thread
On September 08, 2002 at 05:30:06, Uri Blass wrote: >On September 08, 2002 at 04:16:08, Uri Blass wrote: > >>On September 08, 2002 at 03:54:40, allan johnson wrote: >> >>> How many programmes see that white is winning here?The black king is stalemated >>>and white's pieces are all on white squares so the white king can simply walk to >>>c8. Shredder6 and Chess Tiger 14 on my Celeron1.2 show a -6+ for white I guess >>>that it is too many plies for them. >>> [D]B7/p1p5/kb1p4/p3p3/P1N2p2/6p1/7p/K7/ >>> Al >> >>Yace can see 2.03 pawns improvement for white >> >>The score at depth 1 is 7.54 pawns for black >>The score at depth 19 is 5.51 pawns for black >> >>New position >>[D]B7/p1p5/kb1p4/p3p3/P1N2p2/6p1/7p/K7 w - - 0 1 >> >>Analysis by Yace 0.99.56: >> >>1.Nxb6 axb6 >> -+ (-8.93) Depth: 1 00:00:00 >>1.Nxe5 dxe5 >> -+ (-7.56) Depth: 1 00:00:00 >>1.Bh1 >> -+ (-7.54) Depth: 1 00:00:00 >>1.Bh1 Bd4+ 2.Kb1 >> -+ (-7.51) Depth: 2 00:00:00 >>1.Kb1 c5 2.Nxe5 dxe5 >> -+ (-7.48) Depth: 2 00:00:00 >>1.Kb1 Bd4 >> -+ (-7.47) Depth: 2 00:00:00 >>1.Kb1 Bd4 2.Nxe5 >> -+ (-7.47) Depth: 3 00:00:00 >>1.Bh1 Bg1 >> -+ (-7.46) Depth: 3 00:00:00 >>1.Bh1 Bf2 2.Nxe5 >> -+ (-7.18) Depth: 3 00:00:00 >>1.Bh1 Bf2 2.Kb1 Bd4 >> -+ (-7.08) Depth: 4 00:00:00 >>1.Bh1 Bf2 2.Kb2 Bc5 3.Kc3 >> -+ (-7.01) Depth: 5 00:00:00 5kN >>1.Bh1 Bf2 2.Kb2 Bc5 3.Kc3 Bd4+ 4.Kc2 Bc5 5.Nxe5 >> -+ (-6.96) Depth: 6 00:00:00 13kN >>1.Nd2 Bf2 2.Nf1 Bb6 >> -+ (-6.95) Depth: 6 00:00:00 13kN >>1.Nd2 Bd4+ 2.Kb1 Kb6 3.Nf1 c6 4.Nxh2 >> -+ (-6.91) Depth: 6 00:00:00 13kN >>1.Nd2 Bf2 2.Nf1 Kb6 3.Nxh2 gxh2 4.Bf3 c5 >> -+ (-6.84) Depth: 7 00:00:00 48kN >>1.Nd2 Bd4+ 2.Kb1 Kb6 3.Bh1 Kc5 4.Nf1 d5 5.Nxh2 >> -+ (-6.83) Depth: 8 00:00:00 112kN >>1.Nd2 Bd4+ 2.Kb1 Kb6 3.Bh1 Kc5 4.Nf1 Kb4 5.Nxh2 Kxa4 >> -+ (-6.76) Depth: 9 00:00:01 219kN >>1.Bh1 Bd4+ 2.Kb1 Bc5 3.Nd2 g2 4.Bxg2 Bf2 >> -+ (-6.75) Depth: 9 00:00:01 219kN >>1.Bh1 Bd4+ 2.Kb1 Bg1 3.Nd2 Kb6 4.Nf1 c5 5.Kc2 a6 6.Nxh2 >> -+ (-6.73) Depth: 9 00:00:01 219kN >>1.Bh1 Bd4+ 2.Kb1 Bc3 3.Kc2 Be1 4.Kd3 Bf2 5.Nxe5 dxe5 6.Ke2 >> -+ (-6.79) Depth: 10 00:00:01 572kN >>1.Nd2 Bd4+ 2.Kb1 Kb6 3.Bh1 Kc5 4.Nf1 Kb4 5.Nxh2 d5 >> -+ (-6.78) Depth: 10 00:00:02 572kN >>1.Nd2 Bd4+ 2.Kb1 Kb6 3.Bh1 Kc5 4.Nf1 c6 5.Nxh2 gxh2 6.Be4 >> -+ (-6.78) Depth: 10 00:00:02 726kN >>1.Kb1 Bd4 2.Kc2 Bg1 3.Nd2 Kb6 4.Bh1 c6 5.Nf1 Kc5 6.Nxh2 >> -+ (-6.77) Depth: 10 00:00:02 726kN >>1.Kb1 Bf2 2.Nd2 Kb6 3.Bh1 Kc5 4.Nf3 Kb4 5.Nxh2 gxh2 6.Bc6 >> -+ (-6.73) Depth: 10 00:00:02 726kN >>1.Kb2 Bf2 2.Nd2 Kb6 3.Bf3 Kc5 4.Nf1 Be3 5.Nxh2 gxh2 >> -+ (-6.72) Depth: 10 00:00:03 726kN >>1.Kb2 Bf2 2.Nd2 Kb6 3.Bf3 c6 4.Nf1 e4 5.Bxe4 d5 >> -+ (-6.72) Depth: 10 00:00:03 1208kN >>1.Kb2 Bf2 2.Kc2 Be1 3.Bh1 Bb4 4.Kd3 Bc5 5.Ke4 Bd4 6.Kd3 >> -+ (-6.71) Depth: 11 00:00:04 1762kN >>1.Kb2 Bf2 2.Kc2 c5 >> -+ (-6.31) Depth: 12 00:00:06 2840kN >>1.Kb2 Bf2 2.Kc2 Bd4 3.Bh1 Bg1 4.Kd3 Bf2 5.Ke4 Bd4 6.Kd5 Kb7 >> -+ (-6.13) Depth: 12 00:00:07 2840kN >>1.Kb2 Bf2 2.Kc2 Bd4 3.Bh1 Bg1 4.Kd3 Bf2 5.Ke4 Bd4 6.Kd5 Kb7 7.Nxd6+ cxd6 8.Kxd6+ >> -+ (-6.13) Depth: 13 00:00:09 4538kN >>1.Kb2 Bf2 2.Kc2 Bd4 3.Bh1 Bg1 4.Kd3 Bf2 5.Ke4 Bd4 6.Kd5 Kb7 7.Nxd6+ cxd6 8.Kxd6+ >>Kb6 >> -+ (-6.11) Depth: 14 00:00:16 8529kN >>1.Kb2 Bf2 2.Kc2 Bd4 3.Bh1 Bg1 4.Kd3 Bf2 5.Ke4 Bd4 6.Kd5 Ba1 7.Bg2 Bc3 8.Nxd6 >>cxd6 9.Kxd6 >> -+ (-6.09) Depth: 15 00:00:28 15432kN >>1.Kb2 Bf2 2.Kc2 Bd4 3.Bh1 Bg1 4.Kd3 Bf2 5.Ke4 Bd4 6.Kd5 Bg1 7.Nxe5 dxe5 8.Kxe5 >>Be3 9.Ke4 c5 >> -+ (-5.79) Depth: 16 00:01:02 33868kN >>1.Kb2 Bd4+ 2.Kc2 Bc5 >> -+ (-5.77) Depth: 17 00:02:35 83631kN >>1.Kb1 Bd4 2.Kc2 h1Q 3.Bxh1 Bg1 >> -+ (-5.76) Depth: 17 00:02:49 91568kN >>1.Kb1 Bg1 2.Kc2 >> -+ (-5.77) Depth: 17 00:03:06 100294kN >>1.Kb2 Bd4+ 2.Kc2 Bc5 >> -+ (-5.77) Depth: 17 00:03:06 100294kN >>1.Kb2 Bd4+ 2.Kc2 Bc5 3.Bh1 Bb6 4.Ba8 Bd4 5.Bh1 Bg1 >> -+ (-5.76) Depth: 18 00:05:46 186374kN >>1.Kb2 Bd4+ 2.Kc2 Bc5 3.Bh1 Bb4 4.Kd3 Be1 >> -+ (-5.51) Depth: 19 00:13:08 424894kN >> >>(blass, tel-aviv 08.09.2002) >> >>Uri > >progress continues > > -+ (-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 Uri It is actually mate in 20 so I'll check whether my programmes can find the answer in the mating programme.I'll also set the engine vs engine feature on too to see if it can find the win. Al
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