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Subject: Re: Good Zwischenzug Position

Author: John Merlino

Date: 09:27:29 08/25/03

Go up one level in this thread


On August 25, 2003 at 09:47:25, Rex wrote:

>Here Qb8 was played.  Not a hard one, just fun.
>
>[D]5rk1/p2Q1p2/1q4p1/2pp1r2/P1B5/1P1P3P/1P4PK/R6R b - - 0 1

Chessmaster 9000, on a P4-2.4, finds it in 0:37....

Time	Depth	Score	Positions	Moves
0:00	1/3	0.63	1298		1...dxc4 2.dxc4 Qb8+ 3.Kg1 Qxb3
0:00	1/4	0.48	3353		1...dxc4 2.dxc4 Qxb3 3.Rhe1 Rf2
0:00	1/5	0.33	10532		1...dxc4 2.dxc4 Qb8+ 3.Kg1 Qxb3
					4.Rd1 Qe3+ 5.Kh2
0:00	1/6	0.26	33084		1...dxc4 2.dxc4 Rf2 3.a5 Qxb3 4.Qxa7
					Qxb2
0:00	1/7	0.00	147630		1...dxc4 2.dxc4 Qb8+ 3.Kg1 Qxb3
					4.Qxa7 Qe3+ 5.Kh2 Qe5+ 6.Kg1 Qe3+
0:02	1/8	0.00	370949		1...dxc4 2.bxc4 Qb8+ 3.Kg1 Qxb2
					4.Re1 Qf2+ 5.Kh2 Qf4+ 6.Kg1 Qf2+
0:07	1/9	-0.23	1434424		1...dxc4 2.dxc4 Qb8+ 3.Kg1 Qxb3
					4.Rd1 Qxb2 5.Qxa7 Qf2+ 6.Kh2 Qf4+
					7.Kg1 Qxc4 8.Qd7
0:18	2/10	-0.26	3903043		1...dxc4 2.Rhf1 Rd8 3.Qe7 cxd3
					4.Rxf5 gxf5 5.g3 d2 6.Qg5+ Kf8
					7.Rd1 Qd6
0:32	3/11	-0.30	7066496		1...dxc4 2.Rhf1 Rd8 3.Qe7 cxd3
					4.Rxf5 gxf5 5.Qg5+ Kf8 6.Rd1 Rd5
					7.Rd2 Rd4 8.g3 Qxb3 9.Qxf5
0:37	3/11	-0.33	8400360		1...Qb8+ 2.Kg1 dxc4 3.bxc4 Rd8
					4.Qe7 Rxd3 5.Qe2 Qd8 6.Re1 Qd4+
					7.Kh2 Qf4+ 8.Kg1 Qxc4
0:59	4/12	-0.39	13726794	1...Qb8+ 2.Kg1 dxc4 3.dxc4 Qxb3
					4.Ra3 Qxc4 5.Rg3 Qd4+ 6.Qxd4 cxd4
					7.Rd3 Rd8 8.g3 Re5 9.Kg2
3:14	5/13	-0.55	51008761	1...Qb8+ 2.Kg1 dxc4 3.dxc4 Qxb3
					4.Ra3 Qxc4 5.Rg3 Rd5 6.Qc6 Kg7
					7.Kh2 Rd2 8.Rg4

jm



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