Author: Djordje Vidanovic
Date: 06:58:50 03/27/00
Go up one level in this thread
On March 27, 2000 at 08:55:34, Enrique Irazoqui wrote: >On March 27, 2000 at 07:41:33, Josh Strayhorn wrote: > >>2k4r/1pp2p2/p2q2p1/Q2Pbp1p/6b1/2NB3P/PPP2PP1/4R2K w - - 0 0 >> >>How long does it take your program to find Nb5 here? >> >>I imagine that most programs would probably prefer other moves initially, for >>instance f3. >> >>By the way, the proper continuation is 1. Nb5!! Qf6 2. Rxe5! Qxe5 3. d6! > >Fritz, Junior, Hiarcs and Nimzo find Nb5 in less than 10 seconds on a P600e. > >Enrique Analyses by SMP Crafty, Fritz 6/66 and Deep Junior follow. They all see 1.Nb5 in a couple of seconds. Crafty 17.07 P4 - Vidanovic,D Analysis by Crafty 17.07 P4: 1.Kg1 Kb8 2.hxg4 hxg4 +- (2.21) depth: 5/13 00:00:00 1.Nb5 +- (2.61) depth: 5/13 00:00:00 1.Nb5 Qf6 2.d6 Bxd6 3.Nxd6+ cxd6 4.Qc3+ Qxc3 5.bxc3 Kd7 6.hxg4 hxg4+ +- (1.43) depth: 6/13 00:00:00 139kN 1.Kg1 +- (1.83) depth: 6/13 00:00:00 195kN 1.Kg1 Bd4 2.hxg4 Qf4 3.Re2 hxg4 +- (2.18) depth: 6/13 00:00:00 322kN 1.Kg1 Bh2+ 2.Kf1 Be5 3.a4 Re8 4.hxg4 hxg4 +- (2.28) depth: 7/20 00:00:01 590kN 1.Kg1 Kb8 2.a3 Bd4 3.hxg4 Qf4 4.Re2 hxg4 +- (2.07) depth: 8/20 00:00:03 1429kN 1.Nb5 Qf6 2.d6 Bxd6 3.Nxd6+ Qxd6 4.Qc3 f6 5.Kg1 Kd7 6.hxg4 hxg4 +- (2.09) depth: 8/20 00:00:05 303kN 1.Nb5 Qf6 2.d6 Bxd6 3.Nxd6+ Qxd6 4.Qc3 f6 5.Kg1 Kd7 6.hxg4 hxg4 +- (2.49) depth: 9/20 00:00:07 3065kN 1.Nb5 axb5 2.Qa8+ Kd7 3.Bxb5+ +- (3.79) depth: 9/20 00:00:09 3613kN 1.Nb5 axb5 2.Qa8+ Kd7 3.Bxb5+ +- (3.79) depth: 10/20 00:00:11 4443kN (Vidanovic, Naissus 27.03.2000) Analysis by Fritz 6 Test 66: ± (1.34) depth: 3/14 00:00:00 3kN 1.f3 Bxh3 2.gxh3 Rd8 +- (1.91) depth: 3/14 00:00:00 4kN 1.f3 Bxh3 2.gxh3 Rd8 +- (1.72) depth: 4/11 00:00:00 4kN 1.Nb5! +- (2.13) depth: 4/15 00:00:00 7kN 1.Nb5! Qf6 +- (2.44) depth: 4/15 00:00:00 7kN 1.Nb5! +- (2.13) depth: 5/15 00:00:00 7kN 1.Nb5 Qf6 2.Rxe5 +- (2.06) depth: 5/15 00:00:00 8kN 1.Nb5! +- (2.44) depth: 6/15 00:00:00 9kN 1.Nb5 Qf6 2.Rxe5 Qxe5 3.d6 Kb8 4.Qxc7+ Ka8 +- (2.44) depth: 7/15 00:00:00 13kN 1.Nb5-- +- (2.13) depth: 8/21 00:00:00 22kN 1.Nb5 Qf6 2.Rxe5 Qxe5 3.d6 Kb8 4.Qxc7+ +- (2.03) depth: 8/29 00:00:00 33kN 1.Nb5! +- (2.34) depth: 9/21 00:00:00 52kN 1.Nb5 Qf6 +- (2.44) depth: 9/22 00:00:00 61kN 1.Nb5 Qf6 2.Rxe5 Qxe5 3.d6 Kb8 4.Qxc7+ Ka8 5.Qc3 +- (2.22) depth: 10/23 00:00:00 110kN 1.Nb5 axb5 2.Qa8+ +- (2.47) depth: 11/29 00:00:02 775kN (Vidanovic, Naissus 27.03.2000) Analysis by Deep Junior 6.0: 1.hxg4 hxg4+ 2.Kg1 Rh2 3.a4 +- (1.55) depth: 6 00:00:00 4kN 1.Ra1 f4 2.hxg4 hxg4+ +- (1.60) depth: 6 00:00:00 11kN 1.Kg1 Re8 2.hxg4 Bh2+ 3.Kf1 Rxe1+ 4.Kxe1 hxg4 +- (1.72) depth: 6 00:00:00 15kN 1.Kg1 f6 2.hxg4 hxg4 3.a4 Rh2 +- (1.48) depth: 9 00:00:00 55kN 1.f3 Bg3 2.Rf1 Bxh3 3.gxh3 h4 4.Rg1 +- (1.58) depth: 9 00:00:00 77kN 1.f3 f4 2.fxg4 hxg4 3.Ne4 Qe7 4.Nf2 gxh3 5.Nxh3 f3 +- (1.51) depth: 12 00:00:03 2308kN 1.Kg1 Bd4 2.Qa4 Bxc3 3.bxc3 Qxd5 4.hxg4 hxg4 5.Re8+ Rxe8 6.Qxe8+ Qd8 7.Qxf7 +- (1.57) depth: 12 00:00:06 2679kN 1.Nb5! +- (1.88) depth: 12 00:00:09 4387kN 1.Nb5! axb5 2.Qa8+ Kd7 3.Bxb5+ c6 4.Qxb7+ Kd8 5.Bxc6 f4 6.hxg4 hxg4+ 7.Kg1 Rh4 8.a4 +- (2.63) depth: 12 00:00:13 6813kN (Vidanovic, Naissus 27.03.2000) *** Djordje
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