Author: Uri Blass
Date: 11:22:31 04/06/02
Go up one level in this thread
On April 06, 2002 at 13:53:28, Sune Larsson wrote: >On April 06, 2002 at 13:36:05, Uri Blass wrote: > >>On April 06, 2002 at 13:04:28, Sune Larsson wrote: >> >>>In a wellknown French Emanuel made a mistake in move 18, which was followed >>>by an even bigger one in the next move. Still there was possibility to make >>>a real fight of it, when Fritz surprised by avoiding a double rook ending two >>>pawns ahead. 28.Qb3! presented black with too many unsolvable problems. > > >> >>Maybe Emanuel could make a real fight against Deep Fritz but it seems that >>fritz7 is stronger > > > Yes, Emanuel would have welcomed 28.Qxd4 and the following rook ending. > I think he would have had good chances of drawing it. So far I cannot > be anything but impressed by Fritz 7.006. He defended well in the game 2 > ending and strikes like a cobra when given the chance. In the 3rd game I > noticed that Fritz pondered on 28.Qxd4 but changed to the stronger 28.Qb3! > > Sune I do not know if 28.Qb3 is really decisive Here is Deep Fritz's analysis after 28.Qb3 It does not see a clear win for white even at depth 15 New position [D]3rb2k/1p4rp/p3pp2/8/3qB3/PQ4P1/1P3P1P/2R1R1K1 b - - 0 1 Analysis by Deep Fritz: 1...Qxe4-- +- (3.91) Depth: 1/3 00:00:00 1...Qxe4-- 2.Rxe4 +- (6.12) Depth: 1/3 00:00:00 1...Rxg3+! +- (4.87) Depth: 1/3 00:00:00 1...Rxg3+! 2.hxg3 +- (4.50) Depth: 1/3 00:00:00 1...Bc6! +- (4.28) Depth: 1/3 00:00:00 1...Bc6! 2.Bxc6 ± (1.31) Depth: 1/9 00:00:00 1...Bg6! ± (1.22) Depth: 1/9 00:00:00 1...Rgd7! ± (1.12) Depth: 1/9 00:00:00 1...Rgd7! 2.Bxb7 ± (1.06) Depth: 1/9 00:00:00 1...Bb5! ± (0.97) Depth: 1/9 00:00:00 1...Qd7! ² (0.69) Depth: 1/9 00:00:00 1...Qd7 2.Qf3 ± (0.78) Depth: 2/7 00:00:00 1...Qd7-- ± (1.09) Depth: 3/10 00:00:00 1...Qd7-- 2.Rcd1 Qe7 3.Rxd8 +- (1.97) Depth: 3/12 00:00:00 1kN 1...Qa7! +- (1.91) Depth: 3/12 00:00:00 1kN 1...Qe5! +- (1.87) Depth: 3/12 00:00:00 2kN 1...Qe5! 2.Bc2 Qf4 3.Qxe6 +- (1.44) Depth: 3/12 00:00:00 3kN 1...Rb8! +- (1.41) Depth: 3/12 00:00:00 3kN 1...Bh5! ± (1.37) Depth: 3/12 00:00:00 3kN 1...Bh5! 2.Bxb7 ± (1.09) Depth: 3/12 00:00:00 4kN 1...Bh5 2.Qxe6 Qxb2 3.Rc8 ± (1.06) Depth: 4/11 00:00:00 7kN 1...Rgd7! ± (1.03) Depth: 4/13 00:00:00 9kN 1...Rgd7! 2.Bxb7 Rb8 3.Rc8 ± (0.97) Depth: 4/13 00:00:00 10kN 1...Rgd7 2.Qxe6 Qxb2 3.Rb1 Bf7 4.Rxb2 ± (1.03) Depth: 5/15 00:00:00 21kN 1...Rgd7 2.Qxe6 Bg6 3.Bxg6 hxg6 4.b3 b6 ± (1.12) Depth: 6/16 00:00:00 40kN 1...Rd6! ± (1.09) Depth: 6/18 00:00:00 101kN 1...Rd6 2.Red1 Rb6 3.Rc8 Rg8 4.Rc7 Rg7 5.Rxd4 ± (1.25) Depth: 7/22 00:00:00 246kN 1...Rgd7! ± (1.22) Depth: 7/22 00:00:00 275kN 1...Rgd7! 2.Qxe6 Bg6 3.Bxg6 hxg6 4.b3 b6 5.h3 ± (1.12) Depth: 7/22 00:00:00 293kN 1...Rgd7 2.Qxe6 Bg6 3.b4 Re8 4.Qg4 Bxe4 5.Rxe4 Qxe4 6.Qxd7 ± (1.19) Depth: 8/21 00:00:00 467kN 1...Rgd7 2.Qxe6 Bf7 3.Qh3 Bb3 4.Bf5 Rg7 5.Re2 Bd5 ± (1.19) Depth: 9/22 00:00:02 1285kN 1...Rgd7 2.Bxb7 Rb8 3.Rc8 Rdxb7 4.Qxe6 Kg7 5.Qxe8 Rxc8 6.Qxc8 Rxb2 +- (1.44) Depth: 10/24 00:00:04 3075kN 1...Bh5! +- (1.41) Depth: 10/24 00:00:06 4077kN 1...Bh5! 2.Bxb7 a5 3.Bc6 e5 4.Qe6 Rd6 5.Qc8+ Rg8 6.Qf5 Bg4 ± (1.37) Depth: 10/24 00:00:06 4396kN 1...Rd6! ± (1.34) Depth: 10/26 00:00:07 5193kN 1...Rd6! 2.Red1 Qb6 3.Qxb6 Rxb6 4.Rd8 Rg8 5.Rc7 Bg6 6.Rxg8+ Kxg8 7.Bxb7 ± (1.19) Depth: 10/26 00:00:08 5537kN 1...Rd6 2.Red1 Qb6 3.Qxb6 Rxb6 4.Rd8 Rg8 5.Rc7 Bg6 6.Rxg8+ Kxg8 7.Bxb7 ± (1.19) Depth: 11/25 00:00:14 9634kN 1...Rd6 2.Rc8 Re7 3.Bxb7 Rb6 4.Qd5 Qxd5 5.Bxd5 Kg7 6.b4 Rd6 7.Be4 ± (1.34) Depth: 12/30 00:00:29 19961kN 1...Rd6 2.Rc8 Re7 3.Bxb7 Rb6 4.Qd5 Qxb2 5.Qc5 Rbxb7 6.Rxe6 ± (1.31) Depth: 13/34 00:01:54 78424kN 1...Rd6 2.Rc8 Re7 3.Qf3 Kg7 4.b4 Bg6 5.Bxb7 Qd3 6.Qxd3 ± (1.19) Depth: 14/35 00:05:18 218804kN 1...Rd6 2.Rc8 Re7 3.Bxb7 Rb6 4.Qd5 Qxd5 5.Bxd5 Kg7 6.b4 Rd6 ± (1.28) Depth: 15/38 00:12:43 506958kN (Blass, Tel-aviv 06.04.2002)
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