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Subject: Re: Great Sacrifice by SmarThink against Shredder Paderborn !

Author: John Merlino

Date: 09:43:43 06/07/03

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On June 07, 2003 at 10:02:42, Jorge Pichard wrote:

>Black to move and QxR+ Shredder Paderborn lost after 8 moves it resigned the
>first game.
>
>[D]1r1q2k1/Q4p2/4bb1p/p1P1n1p1/8/p3N1P1/P4PBP/3R2K1 b - -

Chessmaster 9000 finds the sacrifice in 1:36 on a P4-2.4:

Time	Depth	Score	Positions	Moves
0:00	1/3	-0.50	1805		1...Nd3 2.Be4 Bxa2 3.Rxd3
0:00	1/3	-2.24	2085		1...Qc8 2.Qxa5 Rb2 3.Nd5 Bxd5 4.Bxd5

0:00	1/4	-2.56	5121		1...Qc8 2.Qxa5 Be7 3.Qxa3 Bxc5
0:00	1/5	-2.34	13853		1...Qc8 2.Nd5 Bd8 3.Ne7+ Bxe7 4.Qxe7
					Kh7 5.Qd6
0:00	1/6	-2.52	35442		1...Qc8 2.Nd5 Bd8 3.Nb6 Qc7 4.Qxa5
					Be7
0:00	1/7	-2.50	120257		1...Qc8 2.Qxa5 Be7 3.c6 Nxc6 4.Qc3
					Rb6 5.Nd5 Bxd5 6.Bxd5
0:01	1/8	-2.67	336448		1...Qc8 2.Qxa5 Be7 3.Qxa3 Qxc5
					4.Qa4 Rb2 5.Qa8+ Bf8 6.a4
0:04	1/9	-2.58	828112		1...Qc8 2.Qxa5 Be7 3.Qxa3 Qxc5
					4.Qa4 Rb2 5.Bd5 Qb5 6.Qe4
0:16	1/10	-2.79	3224893		1...Qc8 2.c6 Bxa2 3.c7 Rb5 4.Nc2
					Rb2 5.Nxa3 a4 6.Qa5 Qe8 7.Qc5
1:17	2/11	-3.13	14977081	1...Qc8 2.Nd5 Bd8 3.Ne7+ Bxe7 4.Qxe7
					Bg4 5.Rf1 Qe6 6.Qa7 Rb2 7.Qxa5
					Rxa2 8.Qd8+ Kg7
1:36	2/11	-3.58	18900362	1...Qxd1+ 2.Nxd1 Rb1 3.Be4 Rxd1+
					4.Kg2 Rd2 5.Qxa5 Rxa2 6.Qa8+ Kg7
					7.h3 Re2 8.Kf1 Rd2 9.Qxa3 Bxh3+
					10.Kg1
2:45	3/12	-4.00	33156811	1...Qxd1+ 2.Nxd1 Rb1 3.h3 Rxd1+
					4.Kh2 Rd2 5.Kg1 Rxa2 6.Qxa5 Nd3
					7.c6 Nxf2 8.Qa8+ Kg7 9.c7

jm



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