Author: Uri Blass
Date: 14:47:29 09/27/01
Go up one level in this thread
On September 27, 2001 at 16:59:22, K. Burcham wrote: > >in this position Gambit Shredder plays 32...Nxe5. This position is a mate >in 8. please post what your program sees here. > >URI if you read this, please explain the deep fritz eval. >i tried deep fritz in this position on one of my comps, the eval > was so crazy i thought my program was corrupted. >so i tried on another pc with same program (deep fritz), and got same > eval. > >Slate will you check this position with your deep fritz. >please post deep fritz eval. > > > > [D] R7/5prp/4pk2/1p2P3/5p1P/1B1n1P2/P4Pr1/5R1K b - - > > > >kburcham Here is Deep Fritz analysis on p800(64 mbytes hash tables) New position R7/5prp/4pk2/1p2P3/5p1P/1B1n1P2/P4Pr1/5R1K b - - 0 1 Analysis by Deep Fritz: 1...Kxe5! -+ (-2.63) Depth: 1/2 00:00:00 1...Kxe5! -+ (-3.16) Depth: 1/2 00:00:00 1...Kxe5 2.Rb8 -+ (-3.09) Depth: 2/8 00:00:00 1...Kxe5 2.Ra5 Nxf2+ 3.Rxf2 -+ (-3.03) Depth: 3/11 00:00:00 1...Kxe5 2.Ra5 Nxf2+ 3.Rxf2 Rxf2 -+ (-3.03) Depth: 4/13 00:00:00 1...Nxe5! -+ (-3.06) Depth: 4/13 00:00:00 1kN 1...Nxe5! 2.Bd1 Nd3 3.Be2 Nxf2+ 4.Rxf2 -+ (-3.72) Depth: 4/13 00:00:01 4kN 1...Nxe5-- -+ (-3.38) Depth: 5/7 00:00:01 4kN 1...Nxe5-- -+ (-3.38) Depth: 5/13 00:00:01 5kN 1...Nxe5! -+ (-3.69) Depth: 6/13 00:00:01 9kN 1...Nxe5! 2.Bd1 Nd3 3.Be2 -+ (-3.72) Depth: 6/14 00:00:01 10kN 1...Nxe5 2.Bd1 Nd3 3.Be2 Nxf2+ 4.Rxf2 Rxf2 5.Bxb5 -+ (-3.72) Depth: 7/15 00:00:02 21kN 1...Nxe5 2.Bd1 Nd3 3.Be2 Nxf2+ 4.Rxf2 Rxf2 5.Bxb5 Rxf3 -+ (-3.72) Depth: 8/16 00:00:03 42kN 1...Kxe5! -+ (-3.75) Depth: 8/17 00:00:03 53kN 1...Kxe5! 2.Ra5 Nxf2+ 3.Rxf2 Rxf2 4.Rxb5+ Kd4 5.a4 Rxf3 -+ (-3.97) Depth: 8/17 00:00:03 57kN 1...Kxe5 2.Ra5 Nxf2+ 3.Rxf2 Rxf2 4.a4 Rxf3 5.Rxb5+ Kd4 6.Kh2 -+ (-3.97) Depth: 9/17 00:00:04 76kN 1...Kxe5 2.Ra5 Nxf2+ 3.Rxf2 Rxf2 4.Rxb5+ Kf6 5.a4 Rxf3 6.Kh2 Rfg3 -+ (-4.03) Depth: 10/21 00:00:05 138kN 1...Nxe5! -+ (-4.06) Depth: 10/21 00:00:05 209kN 1...Nxe5! 2.Bd1 Nd3 3.Bb3 Nxf2+ 4.Rxf2 Rxf2 5.Rd8 Rxf3 6.Kh2 -+ (-4.88) Depth: 10/22 00:00:05 385kN 1...Nxe5! -+ (-5.19) Depth: 11/27 00:00:06 649kN 1...Nxe5! -+ (-5.50) Depth: 12/25 00:00:07 1198kN 1...Nxe5! 2.Bd1 R2g6 3.Rg8 Rxg8 4.Kh2 Nd3 5.Kh3 Rg2 6.h5 Rxf2 7.Rh1 -+ (-9.13) Depth: 12/28 00:00:08 2471kN 1...Nxe5 2.Bd1 R2g6 3.Rg8 Rxg8 4.Kh2 Nd3 5.Kh3 Rg2 -+ (-9.13) Depth: 13/27 00:00:09 2897kN 1...Nxe5! -+ (-9.44) Depth: 14/26 00:00:10 3959kN 1...Nxe5! 2.Ra5 Nxf3 -+ (-#49) Depth: 14/29 00:00:40 29432kN (Blass, Tel-aviv 27.09.2001) I think that Deep Fritz's evaluation after 1...Nxe5 is even more interesting New position R7/5prp/4pk2/1p2n3/5p1P/1B3P2/P4Pr1/5R1K w - - 0 1 Analysis by Deep Fritz: 2.Bxe6-- -+ (-1.97) Depth: 1/3 00:00:00 2.Bxe6-- fxe6 -+ (-5.06) Depth: 1/3 00:00:00 2.Rd1! -+ (-3.84) Depth: 1/3 00:00:00 2.Rd1! Nxf3 -+ (-2.87) Depth: 1/3 00:00:00 2.Rb8! -+ (-2.75) Depth: 1/5 00:00:00 2.Rb8 Nd3 3.Rxb5 -+ (-2.87) Depth: 2/8 00:00:00 2.Rb8-- -+ (-3.19) Depth: 3/8 00:00:00 2.Rb8-- Nxf3 3.Rxb5 -+ (-#2) Depth: 3/8 00:00:00 2.Ra7! -+ (-12.53) Depth: 3/10 00:00:00 1kN 2.Ra7! Nxf3 3.Rxf7+ Kxf7 -+ (-7.16) Depth: 3/10 00:00:00 1kN 2.Re1! -+ (-6.97) Depth: 3/10 00:00:00 1kN 2.Bd1! -+ (-6.66) Depth: 3/10 00:00:00 2kN 2.Bd1! Nd3 3.Be2 Nxf2+ 4.Rxf2 -+ (-3.72) Depth: 3/11 00:00:00 2kN 2.Bd1 Nd3 3.Be2 Nxf2+ 4.Rxf2 -+ (-3.72) Depth: 4/9 00:00:00 2kN 2.Bd1 Nd3 3.Be2 Nxf2+ 4.Rxf2 Rxf2 -+ (-3.72) Depth: 5/11 00:00:00 4kN 2.Bd1 Nd3 3.Be2 Nxf2+ 4.Rxf2 Rxf2 5.Bxb5 -+ (-3.72) Depth: 6/13 00:00:00 6kN 2.Bd1 Nd3 3.Be2 Nxf2+ 4.Rxf2 Rxf2 5.Bxb5 Rxf3 -+ (-3.72) Depth: 7/14 00:00:00 15kN 2.Bd1 Nd3 3.Be2 Nxf2+ 4.Rxf2 Rxf2 5.Bxb5 Rxf3 -+ (-3.72) Depth: 8/19 00:00:00 35kN 2.Bd1-- -+ (-4.03) Depth: 9/19 00:00:00 57kN 2.Bd1-- Nd3 3.Bb3 Nxf2+ 4.Rxf2 Rxf2 5.Rd8 Rxf3 6.Kh2 -+ (-4.87) Depth: 9/21 00:00:00 177kN 2.Bd1-- -+ (-5.19) Depth: 10/20 00:00:00 280kN 2.Bd1-- -+ (-5.19) Depth: 10/20 00:00:00 293kN 2.Bd1-- -+ (-5.50) Depth: 11/24 00:00:01 658kN 2.Bd1-- R2g6 3.Rg8 Rxg8 4.Kh2 Nd3 5.Kh3 Rg2 6.h5 Rxf2 7.Rh1 Rxa2 -+ (-9.12) Depth: 11/24 00:00:01 854kN 2.Bd1 R2g6 3.Rg8 Rxg8 4.Kh2 Nd3 5.Kh3 Rg2 6.h5 Rxf2 7.Rh1 Rxa2 -+ (-9.12) Depth: 12/26 00:00:02 1455kN 2.Bd1-- -+ (-9.44) Depth: 13/25 00:00:02 1969kN 2.Bd1-- R2g6 3.Ra5 Rh6 -+ (-#26) Depth: 13/26 00:00:05 4378kN 2.Ra4! -+ (-#28) Depth: 13/26 00:00:06 5089kN 2.Ra4! bxa4 -+ (-#29) Depth: 13/26 00:00:06 5112kN 2.Bd5! -+ (-#31) Depth: 13/26 00:00:07 5666kN 2.Bd5! R2g6 3.Ra3 Rh6 -+ (-#45) Depth: 13/26 00:00:09 7628kN 2.Ra6! -+ (-#46) Depth: 13/27 00:00:10 8579kN 2.Ra5! -+ (-#47) Depth: 13/27 00:00:11 9326kN 2.Bc2! -+ (-#48) Depth: 13/27 00:00:12 10263kN 2.Rc8! -+ (-#49) Depth: 13/27 00:00:13 11306kN 2.Rf8! -+ (-#50) Depth: 13/27 00:00:14 11923kN 2.Rd8! -+ (-#51) Depth: 13/27 00:00:15 12661kN 2.Rh8! -+ (-#52) Depth: 13/27 00:00:17 14029kN 2.Ba4! -+ (-#53) Depth: 13/27 00:00:19 15698kN 2.Ra1! -+ (-#54) Depth: 13/27 00:00:21 17850kN 2.Rd1! -+ (-#55) Depth: 13/27 00:00:24 19935kN 2.a3! -+ (-#56) Depth: 13/27 00:00:25 21402kN (Blass, Tel-aviv 27.09.2001) New position R7/5prp/4pk2/1p2P3/5p1P/1B1n1P2/P4Pr1/5R1K b - - 0 1 Analysis by Chess Tiger 14.0: 1...Kxe5 2.Bc2 Nxf2+ 3.Rxf2 Rxf2 4.Be4 Rgg2 5.Ra7 Rh2+ 6.Kg1 f6 7.a3 h6 -+ (-4.80) Depth: 10 00:00:00 104kN 1...Kxe5 2.Rb8 Nxf2+ 3.Rxf2 Rxf2 4.Rxb5+ Kf6 5.Bc4 Rxf3 6.Rb3 Rfg3 7.Rb2 Rc3 8.Ba6 f3 -+ (-5.16) Depth: 11 00:00:01 378kN 1...Kxe5 2.Rb8 Nxf2+ 3.Rxf2 Rxf2 4.Rxb5+ Kf6 5.Bc4 Rxf3 6.Rb3 Rfg3 7.a4 R3g4 8.Rb2 f3 9.Bb5 Rxh4+ -+ (-5.48) Depth: 12 00:00:02 674kN 1...Kxe5 2.Rb8 Nxf2+ 3.Rxf2 Rxf2 4.Rxb5+ Kf6 5.Bc4 Rxf3 6.Rb3 Rfg3 7.Rb2 Rg1+ 8.Kh2 f3 9.h5 R1g4 10.Bf1 -+ (-5.42) Depth: 13 00:00:03 929kN 1...Nxe5 -+ (-6.38) Depth: 13 00:00:11 3101kN 1...Nxe5 2.Bd5 R2g6 3.Bxe6 Nxf3 4.Bg4 Rxg4 5.Ra6+ Ke5 6.Re1+ Nxe1 7.Rg6 hxg6 -+ (-18.08) Depth: 13 00:00:23 6466kN 1...Nxe5 -+ (-18.98) Depth: 14 00:00:49 13595kN 1...Nxe5 2.Bd5 R2g6 3.Bxe6 Nxf3 4.Bg4 Rxg4 5.Ra6+ Kf5 6.Rf6+ Kxf6 7.Re1 Rxh4# -+ (-#7) Depth: 14 00:01:53 34639kN (Blass, Tel-aviv 27.09.2001) It seems that tiger is right that it is mate in 7 and not in 8 Here is Crafty's evaluation after 1...Nxe5 New position R7/5prp/4pk2/1p2n3/5p1P/1B3P2/P4Pr1/5R1K w - - 0 1 Analysis by Crafty 18.10: 2.a4 Nxf3 3.axb5 Nxh4 -+ (-2.87) Depth: 1/6 00:00:00 2.a4 b4 -+ (-2.99) Depth: 2/6 00:00:00 2.a4 Nxf3 3.axb5 Nxh4 -+ (-2.87) Depth: 3/6 00:00:00 2.a4 Nxf3 3.axb5 Rh2# -+ (-#2) Depth: 4/8 00:00:00 2.Rc1 -+ (-#22) Depth: 4/8 00:00:00 2.Re1 Nxf3 3.Rxe6+ fxe6 4.Rd8 -+ (-9.85) Depth: 4/8 00:00:00 2.Rd8 -+ (-9.45) Depth: 4/8 00:00:00 2.Bxe6 fxe6 3.Rf8+ Nf7 4.Re1 -+ (-6.00) Depth: 4/8 00:00:00 2.Ra1 -+ (-5.60) Depth: 4/8 00:00:00 2.Bd1 Nd3 3.a4 b4 -+ (-3.69) Depth: 4/8 00:00:00 2.Bd1 Nd3 3.a4 bxa4 4.Ra7 -+ (-4.18) Depth: 5/11 00:00:00 2.Bd1 Nd3 3.Be2 Nxf2+ 4.Rxf2 Rxf2 5.Bxb5 Rxf3 -+ (-5.15) Depth: 6/12 00:00:00 29kN 2.Bd1 Nd3 3.Be2 Nxf2+ 4.Rxf2 Rxf2 5.Bxb5 Rgg2 6.Rh8 -+ (-4.81) Depth: 7/15 00:00:00 49kN 2.Bd1 Nd3 3.Bc2 Nxf2+ 4.Rxf2 Rxf2 5.Be4 h5 6.Rb8 Rf1+ 7.Kh2 Rf2+ 8.Kh3 -+ (-5.51) Depth: 8/15 00:00:00 111kN 2.Bd1 Nd3 3.Bc2 Nxf2+ 4.Rxf2 Rxf2 5.Be4 Rf1+ 6.Kh2 h6 7.Rb8 Rf2+ 8.Kh1 Rb2 -+ (-5.46) Depth: 9/17 00:00:01 194kN 2.Bd1 Nd3 3.Bc2 Nxf2+ 4.Rxf2 Rxf2 5.Be4 Rg3 6.Ra5 Rh3+ 7.Kg1 Rb2 8.Bxh7 Rxh4 -+ (-5.59) Depth: 10/20 00:00:01 492kN 2.Bd1 R2g6 3.Rg8 Rxg8 4.Kh2 Rh6 5.Kh3 Rgg6 6.Re1 Rxh4+ 7.Kxh4 Rh6# -+ (-#6) Depth: 11/24 00:00:03 1603kN 2.Bd5 -+ (-#26) Depth: 11/24 00:00:16 8712kN 2.Bd5 R2g6 3.Rg8 Rxg8 4.Bxe6 Kxe6 5.Rc1 Nxf3 6.Rc6+ Kd5 7.Rxg6 hxg6 8.Kg2 Nxh4+ -+ (-11.58) Depth: 11/24 00:00:18 9765kN 2.Bd5 R2g6 3.Bxe6 Nxf3 4.Bg4 Rxg4 5.Ra6+ Kf5 6.Rh6 Rg1+ 7.Rxg1 Rxg1# -+ (-#6) Depth: 12/28 00:00:21 11442kN 2.Bd5 R2g6 3.Bxe6 Nxf3 4.Bg4 Rxg4 5.Ra6+ Kf5 6.Rh6 Rg1+ 7.Rxg1 Rxg1# -+ (-#6) Depth: 13/30 00:00:28 15811kN 2.Bd5 R2g6 3.Bxe6 Nxf3 4.Bg4 Rxg4 5.Ra6+ Kf5 6.Rh6 Rg1+ 7.Rxg1 Rxg1# -+ (-#6) Depth: 14/33 00:00:35 19787kN 2.Bd5 R2g6 3.Bxe6 Nxf3 4.Bg4 Rxg4 5.Ra6+ Kf5 6.Rh6 Rg1+ 7.Rxg1 Rxg1# -+ (-#6) Depth: 15/33 00:00:49 28250kN 2.Bd5 R2g6 3.Bxe6 Nxf3 4.Bg4 Rxg4 5.Ra6+ Kf5 6.Rh6 Rg1+ 7.Rxg1 Rxg1# -+ (-#6) Depth: 16/37 00:01:47 61248kN (Blass, Tel-aviv 27.09.2001) Uri
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.