Author: Uri Blass
Date: 11:54:10 08/20/01
Go up one level in this thread
On August 20, 2001 at 14:25:10, Robert Hyatt wrote: >On August 20, 2001 at 13:00:47, Uri Blass wrote: > >>On August 20, 2001 at 12:12:01, Jeroen Noomen wrote: >> >>>Hi, >>> >>>Some comments on the games of Gandalf, Tiger and Rebel: >>> >>>Quest - Gandalf 1:0 >>>------------------- >>>Gandalf made an interesting piece sac, but followed up >>>incorrectly (Bxb2? was bad, b4! by Black is unclear). >>>After that Quest had nu trouble to win with the extra >>>piece. One by one Gandalf's pawns dropped off. >>> >>>Junior - Tiger >>>-------------- >>>A sharp opening in which Junior came out of book with >>>a minus score. Unfortunately Tiger played its first move >>>out of book very quickly and it was a very bad one. See >>>f7-f5?? Where h5! would be OK for Black. >> >>It seems that gambittiger cannot find h5 and the problem is lack of knowledge >>and not playing too fast. >> >>Maybe I am wrong and the tiger that played in the tournament is better and can >>find h5. >> >>Gambit tiger after more than 20 minutes on PIII800(48 Mbytes hash tables) still >>likes f5 >> >>Junior 7 - Tiger >>r2qk2r/4bp1p/p5p1/np6/3pb1N1/5P2/PP4PP/RNBQR1K1 b kq - 0 1 >> >>Analysis by Gambit Tiger 2.0: >> >>17...f5 18.Ne5 Bb7 19.Bh6 Nc6 20.Bg7 Rg8 21.Nxc6 Bxc6 22.Bxd4 >> ³ (-0.26) Depth: 9 00:00:00 89kN >>17...f5 18.Bh6 Qb6 19.Nd2 Nc4 20.Nxc4 bxc4 21.Nf2 Bd3 22.Nxd3 cxd3 >> = (-0.10) Depth: 9 00:00:04 886kN >>17...f5 18.Nh6 Bxb1 19.Rxb1 d3 20.Bd2 Nc4 21.Bc3 Rf8 22.Re6 Qd7 >> = (0.12) Depth: 10 00:00:07 1610kN >>17...f5 18.Bh6 Nc4 19.Bg7 Rg8 20.Bxd4 Rf8 21.Na3 Nxa3 22.bxa3 Bc2 23.Qxc2 Qxd4+ >>24.Nf2 >> = (0.08) Depth: 11 00:00:18 3897kN >>17...f5 18.Ne5 Bb7 19.Bh6 Rg8 20.Na3 Qd5 21.Nc2 Nc4 22.Nxc4 Qxc4 23.Nxd4 Qc7 >> = (0.04) Depth: 12 00:00:46 9934kN >>17...f5 18.Nh6 Bxb1 19.Rxb1 d3 20.Kh1 Nc6 21.Bd2 Qd5 22.Bc3 d2 23.Qxd2 Qxd2 >>24.Bxd2 Kf8 >> = (0.20) Depth: 13 00:03:48 50835kN >>17...f5 18.Nh6 Bxb1 19.Rxb1 Kf8 20.Qe2 d3 21.Qe6 Qd4+ 22.Re3 Qf6 23.Qxf6+ Bxf6 >>24.Rxd3 Nc4 25.b3 Ne5 26.Ba3+ Kg7 >> = (0.24) Depth: 14 00:04:23 59101kN >>17...f5 18.Nh6 Bxb1 19.Rxb1 Kf8 20.Bf4 Qb6 21.Rxe7 Kxe7 22.Qe1+ Kd7 23.Qe5 Nc4 >>24.Qg7+ Kc6 25.Rc1 d3+ 26.Kf1 >> = (0.20) Depth: 15 00:06:34 89911kN >> >>(Blass, Tel-aviv 20.08.2001) >> >> >>Uri > > >Crafty likes f5 for black, but believes white is winning (score = +1.01 after 12 >plies) At depth=12, after that 1.01 score, it finds h5 is better, but the score >only drops to +.93, which still looks bad for black... > >H5 takes 1 minute to find on my quad xeon. > >Black still may well be lost. Here is Crafty's analysis after h5 under chessbase(pIII800 58 Mbytes hash) It does not see problems for black and the score is only +0.02 for white. Junior 7 - Tiger r2qk2r/4bp2/p5p1/np5p/3pb1N1/5P2/PP4PP/RNBQR1K1 w kq h6 0 1 Analysis by Crafty 18.10: 18.Rxe4 hxg4 19.Rxd4 ± (1.05) Depth: 1/12 00:00:00 18.Rxe4 hxg4 19.Rxd4 ± (1.05) Depth: 2/12 00:00:00 18.Rxe4 hxg4 19.Rxd4 ± (1.05) Depth: 3/12 00:00:00 18.Rxe4 hxg4 19.Rxd4 Bc5 ± (1.01) Depth: 4/12 00:00:00 18.Rxe4 hxg4 19.Bg5 Nc6 20.Bxe7 Nxe7 21.Rxd4 ± (1.22) Depth: 5/12 00:00:00 18.Rxe4 hxg4 19.Bg5 Nc6 20.Bxe7 Nxe7 21.Rxd4 ± (1.22) Depth: 6/15 00:00:00 28kN 18.Rxe4 hxg4 19.Bg5 Ra7 20.Bxe7 Rxe7 21.Rxd4 Rd7 ± (1.14) Depth: 7/17 00:00:00 97kN 18.Rxe4 hxg4 19.Bg5 Ra7 20.Bxe7 Rxe7 21.Rxd4 Qc7 22.f4 ± (1.09) Depth: 8/21 00:00:01 278kN 18.Rxe4 hxg4 19.Bg5 Ra7 20.Bxe7 Rxe7 21.Rxd4 Qc7 22.f4 Nc4 ± (0.90) Depth: 9/23 00:00:02 850kN 18.Rxe4 hxg4 19.Bg5 Ra7 20.fxg4 d3 21.Bf6 0-0 22.Bxe7 Rxe7 23.Rxe7 Qxe7 24.Qxd3 ² (0.67) Depth: 10/25 00:00:07 2744kN 18.Rxe4 hxg4 19.Bg5 Ra7 20.Rxd4 Rd7 21.Rxd7 Qxd7 22.Qe1 Qd4+ 23.Kh1 Nc6 24.Nc3 gxf3 25.gxf3 ² (0.53) Depth: 11/30 00:00:30 12230kN 18.Rxe4 hxg4 19.Bg5 Nc6 20.Bxe7 Nxe7 21.Rxd4 Qb6 22.Kh1 gxf3 23.Qxf3 Rc8 24.Qf4 0-0 = (0.02) Depth: 12/32 00:04:07 93753kN 18.Ne5 f6 19.Rxe4 fxe5 20.Rxe5 0-0 21.Bh6 Re8 22.Qd3 Qd6 23.Re4 Nc6 ² (0.27) Depth: 12/32 00:07:42 179986kN 18.Ne5 Bf5 19.Bd2 d3 20.Kh1 Rc8 21.Bb4 Be6 22.Nxg6 Bxb4 23.Nxh8 Bxe1 24.Qxe1 = (0.02) Depth: 13/35 00:12:57 310879kN (Blass, Tel-aviv 20.08.2001)
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.