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Subject: Re: "A tricky one that has baffled many solvers." [BCM,May 1987,page 189]

Author: John Merlino

Date: 15:26:47 12/04/01

Go up one level in this thread


On December 04, 2001 at 16:35:25, José Antônio Fabiano Mendes wrote:

>      Palevic vs Solovev === Correspondence Chess 1983
>      Source:British Chess Magazine,May 1987,page 189
>      [D]2k2r1r/pp4p1/1bp1p3/1q3n2/8/1QBN4/P4PPP/1R1R1B1K b
>      1...Qxb3 2.Rxb3 Rxh2+ 3.Kg1 Rh1+
>      "In the actual game Black,a piece down,settled for a draw by 1...Ng3+
>      2.Kg1 Bxf2+ 3.Nxf2 Qxf1+ 4.Rxf1 Ne2+ with a perpetual check." J.J.Walsh

Very easy for Chessmaster 2003 (pre-Alpha version) -- 4 seconds on a PIII-600:

Time	Depth	Score	Positions	Moves
0:00	1/3	0.00	4671		1...Ng3+ 2.Kg1 Bxf2+ 3.Nxf2 Qxf1+
					4.Rxf1 Ne2+ 5.Kh1 Ng3+ 6.Kg1
0:00	1/4	0.00	16382		1...Ng3+ 2.Kg1 Bxf2+ 3.Nxf2 Qxf1+
					4.Rxf1 Ne2+ 5.Kh1 Ng3+ 6.Kg1
0:01	2/5	0.00	72676		1...Ng3+ 2.Kg1 Bxf2+ 3.Nxf2 Qxf1+
					4.Rxf1 Ne2+ 5.Kh1 Ng3+ 6.Kg1
0:01	2/5	-0.68	105656		1...Rxh2+ 2.Kg1 Rh1+ 3.Kxh1 Rh8+
					4.Kg1 Qxb3 5.Bxg7 Qxb1 6.Rxb1 Nxg7
					7.Ne5
0:02	2/6	-1.18	200453		1...Rxh2+ 2.Kxh2 Qxb3 3.Bxg7 Qxb1
					4.Rxb1 Nxg7 5.Kg1 Bd4
0:04	2/6	-7.14	392744		1...Qxb3 2.Bxg7 Qxb1 3.Rxb1 Nxg7
					4.Kg1 Bd4 5.Be2
0:05	3/7	-7.20	469968		1...Qxb3 2.Bxg7 Qxd1 3.Rxd1 Nxg7
					4.Kg1 Bc7 5.g3 Nf5
0:14	3/8	-7.07	1207921		1...Qxb3 2.Bxg7 Qxd1 3.Rxd1 Nxg7
					4.Kg1 Bd4 5.Be2 c5 6.Rc1
0:37	4/9	-7.27	3321988		1...Qxb3 2.Bxg7 Qxb1 3.Rxb1 Nxg7
					4.Kg1 Rh4 5.Be2 Ra4 6.Rb2 Bd4

jm



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