Author: pavel
Date: 08:30:51 08/03/02
Go up one level in this thread
On August 03, 2002 at 10:42:17, Manfred Rosenboom wrote: >On August 03, 2002 at 08:03:46, leonid wrote: > >>... >>If above position is too easy for You then try other one. In it my program was >>very slow and I don't know shortest mate. By selective mate was found in 10. > > >>[D]2bqkb2/1r4rR/nPPPPPPn/1pNppNp1/bNp2pNb/8/8/7K w - - > >Yace 0.99.56 indicates at least mate in 9: I get it in 11 sec for yace: New game 2bqkb2/1r4rR/nPPPPPPn/1pNppNp1/bNp2pNb/8/8/7K w - - 0 1 Analysis by Yace 0.99.56: 1.Rxg7 Rxg7 2.fxg7 -+ (-16.22) Depth: 1 00:00:00 1.Nxg7+ Bxg7 2.cxb7 Bxe6 3.b8Q Nxb8 4.fxg7 -+ (-16.15) Depth: 1 00:00:00 1.Nxg7+ Bxg7 2.cxb7 -+ (-14.62) Depth: 1 00:00:00 1.d7+ Rbxd7 2.exd7+ Rxd7 3.cxd7+ Bxd7 -+ (-14.59) Depth: 1 00:00:00 1.d7+ Rbxd7 2.exd7+ Rxd7 3.cxd7+ Bxd7 4.Rxd7 -+ (-11.04) Depth: 1 00:00:00 1.d7+ Rbxd7 2.exd7+ Rxd7 3.cxd7+ Bxd7 4.Rxd7 -+ (-11.04) Depth: 1 00:00:00 1.d7+ Rbxd7 2.cxd7+ Bxd7 3.fxg7 Qb8 4.gxf8Q+ Kxf8 5.exd7 Nxc5 6.d8Q+ Qxd8 7.Ngxh6 Qxb6 -+ (-10.63) Depth: 2 00:00:00 1.d7+ Qxd7 2.exd7+ Bxd7 3.fxg7 Be6 -+ (-9.62) Depth: 2 00:00:00 1.d7+ Rbxd7 2.cxd7+ Bxd7 3.f7+ Nxf7 4.exd7+ Qxd7 5.Nxd7 Rxh7 -+ (-9.11) Depth: 2 00:00:00 1.d7+ Rbxd7 2.cxd7+ Bxd7 3.f7+ Nxf7 4.exd7+ Qxd7 5.Nxd7 Rxh7 -+ (-9.11) Depth: 2 00:00:00 1.d7+ Qxd7 2.exd7+ Bxd7 3.Nxg7+ Kd8 -+ (-8.68) Depth: 3 00:00:00 1.d7+ Rgxd7 2.exd7+ Rxd7 3.cxd7+ Qxd7 4.f7+ Kd8 -+ (-7.88) Depth: 3 00:00:00 1.Nxg7+ Rxg7 2.d7+ Qxd7 3.cxd7+ Kd8 4.dxc8Q+ Kxc8 5.fxg7 Nxb4 -+ (-7.87) Depth: 3 00:00:00 1.Nxg7+ Bxg7 2.d7+ Bxd7 3.exd7+ Kf8 4.Ne6+ Kg8 5.Nxd8 Rxb6 6.fxg7 Nxg4 7.Nxd5 -+ (-7.68) Depth: 3 00:00:00 1.Nxg7+ Bxg7 2.d7+ Bxd7 3.exd7+ Rxd7 4.cxd7+ Qxd7 -+ (-5.75) Depth: 3 00:00:00 1.Nxg7+ Bxg7 2.d7+ Bxd7 3.exd7+ Rxd7 4.cxd7+ Qxd7 -+ (-5.75) Depth: 3 00:00:00 1.Nxg7+ Bxg7 2.d7+ Bxd7 3.exd7+ Rxd7 4.cxd7+ Qxd7 5.Nxd7 Nxg4 6.Nxa6 -+ (-5.75) Depth: 4 00:00:00 1.d7+ Rbxd7 2.cxd7+ Qxd7 3.exd7+ Kd8 4.dxc8Q+ Kxc8 5.fxg7 Bxg7 -+ (-5.74) Depth: 4 00:00:00 1.d7+ Rbxd7 2.cxd7+ Qxd7 3.exd7+ Kd8 4.dxc8Q+ Kxc8 5.fxg7 Bxg7 -+ (-5.35) Depth: 4 00:00:00 1.d7+ Rbxd7 2.cxd7+ Qxd7 3.exd7+ Rxd7 4.f7+ Rxf7 5.gxf7+ Nxf7 6.Nf6+ Kd8 -+ (-5.04) Depth: 4 00:00:00 1.f7+ Nxf7 2.d7+ Rxd7 3.cxd7+ Qxd7 4.exd7+ Bxd7 5.Nxg7+ Bxg7 6.gxf7+ Kd8 7.f8Q+ Bxf8 8.Nxa4 -+ (-5.02) Depth: 4 00:00:01 1.f7+ Rgxf7 2.gxf7+ Nxf7 3.c7 Rxc7 4.bxc7 Qxc7 5.dxc7 Nxc7 6.exf7+ Kd8 -+ (-4.56) Depth: 4 00:00:01 1.f7+ Rgxf7 2.gxf7+ Nxf7 3.c7 Rxc7 4.bxc7 Qxc7 5.dxc7 Nxc7 6.exf7+ Kd8 -+ (-4.56) Depth: 4 00:00:01 1.f7+ Rgxf7 2.gxf7+ Nxf7 3.cxb7 Bxe6 4.Nxe6 Nxd6 5.Nxd8 Nxf5 -+ (-4.27) Depth: 5/24 00:00:02 1.d7+ Rbxd7 2.cxd7+ Qxd7 3.exd7+ Bxd7 4.fxg7 Bxg7 5.Nxg7+ Kf8 -+ (-4.26) Depth: 5/26 00:00:02 1.d7+ Rbxd7 2.cxd7+ Qxd7 3.exd7+ Bxd7 4.fxg7 Bxg7 5.Nxg7+ Kf8 -+ (-4.16) Depth: 5/26 00:00:02 1.d7+ Rbxd7 2.cxd7+ Qxd7 3.exd7+ Bxd7 4.fxg7 Kd8 5.gxf8Q+ Be8 -+ (-3.16) Depth: 5/26 00:00:02 1.d7+ Rbxd7 2.cxd7+ Qxd7 3.exd7+ Bxd7 4.fxg7 Bxg7 5.Nxg7+ Kd8 6.Rh8+ Ke7 7.Nxd5+ Kd6 -+ (-2.15) Depth: 5/26 00:00:02 1.Nxb7 Bxe6 2.fxg7 Qxd6 3.Nfxd6+ Bxd6 4.g8Q+ Bf8 -+ (-2.14) Depth: 5/28 00:00:03 1.Nxb7 Bxe6 2.fxg7 Ng8 3.d7+ Qxd7 4.cxd7+ Bxd7 5.gxf8Q+ Kxf8 6.Rxd7 Nxb4 7.Nxh4 gxh4 8.Nxe5 µ (-1.06) Depth: 5/28 00:00:03 1.Nxb7 Bxe6 2.fxg7 Ng8 3.d7+ Qxd7 4.cxd7+ Bxd7 5.gxf8Q+ Kxf8 6.Rxd7 Nxb4 7.Nxh4 gxh4 8.Nxe5 µ (-1.06) Depth: 5/28 00:00:04 1.Nxb7 Bxe6 2.fxg7 Ng8 3.d7+ Qxd7 4.cxd7+ Kxd7 5.gxf8Q+ Bf7 ³ (-0.66) Depth: 6/28 00:00:04 2152kN 1.Nxb7 Bxe6 2.fxg7 Ng8 3.d7+ Qxd7 4.cxd7+ Kxd7 5.gxf8Q+ Bf7 ² (0.34) Depth: 6/28 00:00:05 2361kN 1.Nxb7 Bxe6 2.fxg7 Nxf5 3.d7+ Bxd7 4.Nf6+ Qxf6 5.cxd7+ Kxd7 6.gxf8Q+ Ng7 7.Qxf6 Nxb4 8.Qxg7+ Ke6 +- (2.80) Depth: 6/28 00:00:07 3235kN 1.d7+ Rbxd7 2.cxd7+ Qxd7 3.exd7+ Bxd7 4.fxg7 Bxf5 5.Nf6+ Ke7 6.g8Q+ Nf7 7.Nxa4 Kxf6 8.Rxh4 +- (2.81) Depth: 6/28 00:00:07 3429kN 1.d7+ Rbxd7 2.cxd7+ Qxd7 3.exd7+ Bxd7 4.fxg7 Be7 5.Nf6+ Kd8 6.Rh8+ Bf8 7.gxf8Q+ Be8 +- (5.34) Depth: 6/28 00:00:09 4416kN 1.d7+ Rbxd7 2.cxd7+ Qxd7 3.exd7+ Bxd7 4.fxg7 Bxg7 5.Nxg7+ Kd8 6.Nge6+ Bxe6 7.Nc6+ Ke8 8.Nf6+ Kf8 9.Nxe6# +- (#9) Depth: 6/30 00:00:11 5923kN 1.d7+ Rbxd7 2.cxd7+ Qxd7 3.exd7+ Bxd7 4.fxg7 Bxg7 5.Nxg7+ Kd8 6.Nge6+ Bxe6 7.Nc6+ Ke8 8.Nf6+ Kf8 9.Nxe6# +- (#9) Depth: 6/30 00:00:20 12776kN 1.d7+ Rbxd7 2.cxd7+ Qxd7 3.exd7+ Bxd7 4.fxg7 Bxg7 5.Nxg7+ Kd8 6.Nge6+ Bxe6 7.Nc6+ Ke8 8.Nf6+ Kf8 9.Nxe6# +- (#9) Depth: 7/30 00:00:28 17799kN (Mahamood, home 03.08.2002) chesstiger thinks mate in 11 New game 2bqkb2/1r4rR/nPPPPPPn/1pNppNp1/bNp2pNb/8/8/7K w - - 0 1 Analysis by Chess Tiger 14.0: 1.Nxg7+ Bxg7 2.d7+ Bxd7 3.cxd7+ Rxd7 4.exd7+ Qxd7 5.Nxd7 Nxg4 6.f7+ Kd8 7.Nc6+ Kc8 8.Rxg7 -+ (-3.50) Depth: 7 00:00:00 162kN 1.Nxg7+ Bxg7 2.d7+ Bxd7 3.cxd7+ Rxd7 4.exd7+ Qxd7 5.Nxd7 Nxg4 6.fxg7 Nf2+ 7.Kg2 f3+ 8.Kxf3 -+ (-3.34) Depth: 8 00:00:02 898kN 1.Nxb7 -+ (-2.60) Depth: 8 00:00:07 2467kN 1.Nxb7 Bxe6 2.fxg7 Nc5 3.gxf8Q+ Kxf8 4.Nxd8 Nxf5 5.Nxe6+ Nxe6 6.Rf7+ Ke8 7.Rxf5 = (0.08) Depth: 8 00:00:08 2953kN 1.Nxb7 ± (0.98) Depth: 9 00:00:12 4363kN 1.Nxb7 Bxe6 2.fxg7 Bxf5 3.d7+ Bxd7 4.cxd7+ Qxd7 5.Nf6+ Ke7 6.gxf8Q+ Kxf8 7.Nxd7+ Ke8 8.Nxa6 ± (1.14) Depth: 9 00:00:14 4800kN 1.d7+ Rbxd7 2.cxd7+ Qxd7 3.exd7+ Bxd7 4.fxg7 Bxg7 5.Nxg7+ Kd8 6.Nge6+ Kc8 7.Nbxa6 Bxe6 8.b7+ Kd8 +- (11.98) Depth: 9 00:00:26 9248kN 1.d7+ +- (12.88) Depth: 10 00:00:49 18059kN 1.d7+ Rgxd7 2.cxd7+ Qxd7 3.exd7+ Bxd7 4.Nd6+ Bxd6 5.Rh8+ Bf8 6.g7 Ng8 7.Rxg8 Kd8 8.Nxb7+ Kc8 +- (#11) Depth: 10 00:01:15 28347kN (Mahamood, home 03.08.2002)
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