Author: Uri Blass
Date: 22:39:50 02/03/05
Go up one level in this thread
On February 03, 2005 at 13:33:50, John Merlino wrote: >On February 03, 2005 at 06:20:24, Uri Blass wrote: > >>On February 02, 2005 at 18:46:21, John Jack wrote: >> >>>Hiarcs 9 Finds and makes the BXG7 move 3.80GHZ 256MB of ram What other engine >>>make this move >> >>Bxg7 was probably a blunder of kasparov in that game. >>Rh5 was probably better as showed by deeper blue >> >>see http://chessprogramming.org/cccsearch/ccc.php?find_thread=170951 >> >>I guess that Hiarcs9 can find Rh5 if you give it more time and the question is >>how much time it needs to find Rh5 >>I will be surprised if it does not find Rh5 even after 24 hours of analysis. >> >>Uri > >Rh5 was not hard at all for The King to find -- see my other post in this >thread. I would be surprised if a top engine did not find it in 10 minutes on >good hardware. > >jm Here is a surprise for you Fritz8 on A3000 needs more than 10 minutes and even more than 20 minutes to find Rh5. New game, 2r2rk1/p1q1bpp1/1p6/n2R4/8/P4N2/1B2QPPP/5RK1 w - - 0 1 Analysis by Fritz 8: 1.Rfd1 Rfd8 2.Be5 Qc6 3.Rxd8+ Rxd8 4.Rxd8+ Bxd8 5.Qd2 Nb7 ² (0.69) Depth: 7/18 00:00:00 158kN 1.Qe4! ± (0.72) Depth: 7/22 00:00:00 199kN 1.Qe4 Qc2 2.Qxe7 Nc6 3.Qd6 Qxb2 4.Rd2 Qf6 5.Qxf6 gxf6 ² (0.63) Depth: 8/22 00:00:00 633kN 1.Rfd1! ² (0.66) Depth: 8/22 00:00:00 726kN 1.Rfd1 Rfd8 2.Be5 Qc4 ² (0.53) Depth: 9/23 00:00:01 1992kN 1.Qe4! ² (0.56) Depth: 9/24 00:00:02 2200kN 1.Qe4! ± (0.72) Depth: 9/24 00:00:02 2316kN 1.Qe4 Qc2 2.Qxe7 Qxb2 3.Qxa7 Nc4 4.Rfd1 Qxa3 5.Qxa3 Nxa3 6.Rd7 ² (0.69) Depth: 10/31 00:00:06 6858kN 1.Nd2! ± (0.72) Depth: 10/34 00:00:10 11887kN 1.Nd2! ± (0.88) Depth: 10/34 00:00:11 14027kN 1.Nd2 Rfd8 2.Qg4 f6 3.Qe6+ Kh7 4.Re1 Rxd5 5.Qxd5 Nc6 6.Qh5+ Kg8 7.Ne4 ± (0.97) Depth: 10/34 00:00:14 16943kN 1.Nd2 Qc2 2.Bxg7 Rfe8 3.Ba1 Qg6 4.Qf3 Nc6 5.Rd1 Rcd8 6.Ne4 Rxd5 ± (1.13) Depth: 11/32 00:00:21 26237kN 1.Nd2 Rcd8 2.Qg4 f6 3.Qe6+ Rf7 4.Rc1 Bc5 5.Rxd8+ Qxd8 6.Ne4 Nb7 7.Re1 b5 ± (1.16) Depth: 12/36 00:00:41 51922kN 1.Nd2 Rcd8 2.Qg4 f6 3.Rc1 Bc5 4.Rxd8 Qxd8 5.Ne4 Qe7 6.Nxc5 bxc5 7.Qh5 Nb3 ± (1.03) Depth: 13/38 00:01:46 134956kN 1.Nd2 Rcd8 2.Qg4 f6 3.Rc1 Bc5 4.Rxd8 Qxd8 5.Ne4 Qe7 6.Nxc5 bxc5 7.Qa4 Nb7 8.Qxa7 ± (0.94) Depth: 14/39 00:05:08 388341kN 1.Nd2 Rcd8 2.Qg4 f6 3.Rc1 Bc5 4.Rxd8 Qxd8 5.Ne4 Qe7 6.Nxc5 bxc5 7.Qa4 Nb7 ± (1.00) Depth: 15/39 00:17:35 1372189kN
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