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Subject: Re: One of the most daring sacrifices ever played!!

Author: John Merlino

Date: 11:44:03 10/30/03

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On October 30, 2003 at 14:39:42, Darren Rushton wrote:

>[D] r5k1/ppp2r1p/3p3b/3Pn3/1n2PPp1/1P2K1P1/PBB1N2q/R2Q3R b - - 0 1
>
>Does your program find 24...Rxf4!!!
>
>Regards,
>
>Daz

Chessmaster 9000 finds it in less than one second on a P4-2.4:

Time	Depth	Score	Positions	Moves
0:00	1/3	1.03	1862		1...Qxh1 2.Qxh1 Nxc2+ 3.Kd2 Nxa1
					4.Qxh6
0:00	1/4	1.03	12280		1...Qxh1 2.Qxh1 Nxc2+ 3.Kd2 Nxa1
					4.Qxh6
0:00	1/5	1.45	43292		1...Qxh1 2.Qxh1 Nxc2+ 3.Kd2 Nxa1
					4.Qxh6 Nf3+ 5.Kd1
0:00	1/5	-1.60	111137		1...Rxf4 2.Rxh2 Rf3+ 3.Kd4 c5+
					4.dxc6ep b5 5.Bd3 Nexc6+ 6.Kc3
					Bg7+ 7.Kd2 Rxd3+ 8.Ke1 Rxd1+ 9.Rxd1
					Bxb2 10.Rxd6
0:01	1/6	-1.60	338540		1...Rxf4 2.Rxh2 Rf3+ 3.Kd4 c5+
					4.dxc6ep b5 5.Bd3 Nexc6+ 6.Kc3
					Bg7+ 7.Kd2 Rxd3+ 8.Ke1 Rxd1+ 9.Rxd1
					Bxb2 10.Rxd6
0:03	1/7	-1.60	1187057		1...Rxf4 2.Rxh2 Rf3+ 3.Kd4 c5+
					4.dxc6ep b5 5.Bd3 Nexc6+ 6.Kc3
					Bg7+ 7.Kd2 Rxd3+ 8.Ke1 Rxd1+ 9.Rxd1
					Bxb2 10.Rxd6
0:09	1/8	-1.96	3578890		1...Rxf4 2.Rxh2 Rf3+ 3.Kd4 c5+
					4.dxc6ep b5 5.Bd3 Nexc6+ 6.Kc3
					Bg7+ 7.Kd2 Rxd3+ 8.Ke1 Rxd1+ 9.Rxd1
					Bxb2 10.Rxd6 Ne5
0:30	1/9	-2.78	11484076	1...Rxf4 2.Rxh2 Rf3+ 3.Kd4 c5+
					4.dxc6ep b5 5.Bd3 Nexc6+ 6.Kc3
					Bg7+ 7.Kd2 Rxd3+ 8.Ke1 Bxb2 9.Nf4
					Rxd1+ 10.Rxd1 Be5 11.Kf1

jm



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