Author: John Merlino
Date: 13:27:25 01/12/03
Go up one level in this thread
On January 12, 2003 at 14:27:47, Stan Arts wrote: >Hello! > >In one of the games posted by Sedat Cambaz a few days ago, between Fritz 8 and >The King, the following position occured: > >3r1r1k/2q3bp/3N4/p1P1n1p1/P2BPp2/5P2/4Q1PP/R2R2K1 b - - 0 1 > >And black played, Nxf3! > >It's a nice move for humans, and chessprograms to the lower end of the rating >lists. :) (It takes 9 halfmoves to see the combination) > FYI, actually Chessmaster 9000, on a humble P3-733, chooses this move at depth 4 in less than one second. But a big winning score (2.55) does not indeed come until depth 9 at three seconds. HOWEVER, at depth 10 it goes back down to 0.74, and even through depth 13 the score remains below 1.3: Time Depth Score Positions Moves 0:00 1/4 2.74 7030 1...Qe7 2.Qb5 g4 3.Qxa5 gxf3 4.Bxe5 Bxe5 0:00 1/4 2.61 10017 1...Rb8 2.Qa2 Nc6 3.Bxg7+ Qxg7 4.Rac1 0:00 1/4 0.49 18815 1...Nxf3+ 2.Qxf3 Bxd4+ 3.Rxd4 Qxc5 4.Rd1 Rxd6 0:00 1/5 0.49 20948 1...Nxf3+ 2.Qxf3 Bxd4+ 3.Rxd4 Qxc5 4.Rd1 Rxd6 0:01 1/6 0.35 52797 1...Nxf3+ 2.Qxf3 Bxd4+ 3.Rxd4 Qxc5 4.Rd1 Rxd6 5.Qf2 Rxd4 6.Qxd4+ Qxd4+ 7.Rxd4 0:01 1/7 0.81 74630 1...Nxf3+ 2.gxf3 Bxd4+ 3.Rxd4 Qxc5 4.Qc4 Qxc4 5.Rxc4 Rxd6 6.Rc7 0:02 1/8 0.49 131969 1...Nxf3+ 2.gxf3 Bxd4+ 3.Rxd4 Qxc5 4.Qc4 Qxc4 5.Rxc4 Rxd6 6.Rc7 Rd2 0:03 1/9 2.55 243384 1...Nxf3+ 2.gxf3 Bxd4+ 3.Rxd4 Qxc5 4.Nb5 Rxd4 5.Qb2 Rd8 6.Rd1 g4 7.Nxd4 gxf3 0:21 1/10 0.74 1561206 1...Nxf3+ 2.gxf3 Bxd4+ 3.Rxd4 Qxc5 4.Qc4 Qxc4 5.Rxc4 Rxd6 6.Rc5 g4 7.fxg4 0:30 2/11 1.27 2421584 1...Nxf3+ 2.gxf3 Bxd4+ 3.Rxd4 Qxc5 4.Qc4 Qxc4 5.Rxc4 Rxd6 6.Rc5 g4 7.fxg4 Rd4 8.Rxa5 Rxe4 1:29 3/12 1.12 8091722 1...Nxf3+ 2.gxf3 Bxd4+ 3.Rxd4 Qxc5 4.Qc4 Qxc4 5.Rxc4 Rxd6 6.Rc5 Ra6 7.Rd1 g4 8.fxg4 f3 4:35 4/13 1.04 27494690 1...Nxf3+ 2.gxf3 Bxd4+ 3.Rxd4 Qxc5 4.Qc4 Qxc4 5.Rxc4 Rxd6 6.Rc5 Ra8 7.Rxg5 Rg8 8.Rxg8+ Kxg8 9.Re1 Rd2 jm
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