Author: ALI MIRAFZALI
Date: 16:21:57 03/03/06
In this test position 26...Qxa2 leads to a loss interestingly Up to ply 18 it still in considered by Fritz 6 as the move to make in this position!! [D]rn2r1k1/pb3qpp/1pp2p2/7P/5N2/2Q3P1/P3PPB1/2RR2K1 b Chessmaster does not even consider 26...Qxa2 .This is a huge difference between 2 well known Commercial programs!!Analysis for both engines follow: New game - Fritz 6 rn2r1k1/pb3qpp/1pp2p2/7P/5N2/2Q3P1/P3PPB1/2RR2K1 b - - 0 1 Analysis by Fritz 6: 26...Rxe2-- ² (0.50) Depth: 1/3 00:00:00 26...Rxe2-- 27.Nxe2 Qxh5 +- (2.37) Depth: 1/7 00:00:00 26...Qxa2! +- (2.31) Depth: 1/7 00:00:00 26...Qxa2! µ (-1.25) Depth: 1/7 00:00:00 26...Qxa2 27.h6 µ (-1.19) Depth: 2/5 00:00:00 26...Qxa2 27.h6 a5 28.hxg7 Kxg7 µ (-1.06) Depth: 3/9 00:00:00 26...Qxa2 27.h6 a5 28.hxg7 Kxg7 29.Nh5+ Kg6 µ (-0.97) Depth: 4/15 00:00:00 1kN 26...Qxa2 27.h6 Qf7 28.hxg7 Qxg7 29.e3 µ (-0.94) Depth: 5/20 00:00:00 10kN 26...Qxa2 27.h6 Qf7 28.hxg7 Kxg7 29.Qf3 a5 30.Qg4+ Kh8 µ (-0.91) Depth: 6/18 00:00:00 22kN 26...Qxa2 27.h6 Qf7 28.hxg7 Kxg7 29.Qf3 a5 30.Nh5+ Kg6 31.Qg4+ µ (-0.88) Depth: 7/21 00:00:00 54kN 26...Qxa2 27.h6 Qf7 28.hxg7 Kxg7 29.Qf3 f5 30.Nh5+ Kg8 31.Nf4 µ (-0.84) Depth: 8/25 00:00:00 139kN 26...Qxa2 27.h6 Qf7 28.hxg7 Kxg7 29.Qf3 Kg8 30.Qg4+ Qg7 31.Qh5 µ (-0.88) Depth: 9/26 00:00:00 462kN 26...Qxa2 27.h6 Qf7 28.hxg7 Kxg7 29.Qf3 f5 30.Rb1 Nd7 31.Qh5 µ (-0.78) Depth: 10/31 00:00:00 975kN 26...Qxa2 27.h6 Qf7 28.hxg7 Kxg7 29.Qf3 Kh8 30.Qc3 a5 31.Rd6 µ (-0.84) Depth: 11/33 00:00:02 3793kN 26...Qxa2 27.h6 Qf7 28.hxg7 a5 29.Qf3 a4 30.Nh5 f5 31.Rd6 ³ (-0.69) Depth: 12/35 00:00:10 13824kN 26...Qxa2 27.h6 Qf7 28.hxg7 Kxg7 29.Rd6 Re5 30.Bh3 Qe7 31.Ne6+ µ (-0.75) Depth: 13/37 00:00:40 55973kN 26...Qxa2 27.h6 Qf7 28.hxg7 Kxg7 29.Rd6 Re5 30.Bh3 Rc5 31.Ne6+ ³ (-0.56) Depth: 14/39 00:01:39 138440kN 26...Qxa2 27.h6 Qf7 28.hxg7 f5 29.Rd6 Qxg7 30.Qxg7+ Kxg7 31.Ne6+ ³ (-0.31) Depth: 15/38 00:04:36 392560kN 26...Qxa2 27.h6 Qf7 28.hxg7 Kxg7 29.Rd6 Re5 30.Bf3 Qe7 31.Rcd1 = (-0.06) Depth: 16/41 00:13:22 1150580kN 26...Qxa2 27.h6 Qf7 28.hxg7 Na6 29.Bxc6 Bxc6 30.Qxc6 Rac8 31.Qf3 = (0.00) Depth: 17/47 00:44:32 3839603kN 26...Qxa2-- ² (0.31) Depth: 18/46 01:53:54 9745600kN (Mirafzali, MyTown 03.03.2006) Time Depth Score Positions Moves 0:00 1/3 0.01 651 1...c5 2.Bxb7 Qxb7 3.Qd3 0:00 1/4 0.05 3669 1...c5 2.Bxb7 Qxb7 3.h6 Nc6 4.hxg7 Qxg7 0:00 1/5 0.05 16287 1...c5 2.Bxb7 Qxb7 3.h6 Nc6 4.hxg7 Qxg7 0:00 1/6 0.05 47585 1...c5 2.Bxb7 Qxb7 3.h6 Nc6 4.hxg7 Qxg7 0:00 1/7 -0.09 127747 1...c5 2.Bxb7 Qxb7 3.h6 Nc6 4.hxg7 Nd4 5.e3 0:01 2/8 0.05 227624 1...c5 2.Bxb7 Qxb7 3.h6 Nc6 4.hxg7 Ne5 5.Qb3+ c4 6.Qb5 Qxg7 0:02 2/8 -0.05 503036 1...Na6 2.Bxc6 Bxc6 3.Qxc6 Rad8 4.Rxd8 Rxd8 5.Ne6 Re8 6.Nf4 Nc5 0:04 2/9 0.13 1037484 1...Na6 2.Bxc6 Bxc6 3.Qxc6 Rad8 4.Rxd8 Rxd8 5.h6 Nb4 6.Qc8 Rxc8 7.Rxc8+ Qf8 8.Rxf8+ Kxf8 9.hxg7+ Kxg7 0:14 2/10 0.02 3309112 1...Na6 2.Bxc6 Bxc6 3.Qxc6 Rad8 4.Rxd8 Rxd8 5.h6 Nc5 6.hxg7 Kxg7 7.Rc2 Kg8 0:37 3/11 0.09 8897939 1...Na6 2.Bxc6 Bxc6 3.Qxc6 Rad8 4.Rxd8 Rxd8 5.h6 Nc5 6.hxg7 Kxg7 7.a3 Qd7 8.Qh1 1:38 3/12 0.20 24378051 1...Na6 2.Bxc6 Bxc6 3.Qxc6 Nc5 4.h6 Rac8 5.Qf3 Qxa2 6.hxg7 Qf7 7.Nd5 Kxg7 8.Rd4 this is analysis by Chessmaster 10 th Edition ;Really amazing.
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.