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Subject: Re: Famous Move By Fischer

Author: John Merlino

Date: 08:23:21 12/14/02

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On December 14, 2002 at 11:06:57, Art Basham wrote:

>Here white played Ne5..!
>(I love that move, but some programs do not play it)
>
>Hiarcs4 finds it in a few seconds at only 7 ply,
>but Hiarcs 7 takes much longer....:-(
>
>Sometimes the older versions are better than the new ones!
>
>[D]r4rk1/pp3ppp/2p4q/2P5/1b1P4/1B3NPb/PP2Q2P/R4RK1 w - -
>
>This is a good test for your fav. engine...
>I remember Queen Chess finds it rather quickly!

CM9000, on a P3-733, needs 33 seconds:

Time	Depth	Score	Positions	Moves
0:00	1/5	0.07	17434		1.Rf2 Rad8 2.a3 Ba5 3.Qe7 Rd7
0:00	1/6	0.07	41432		1.Rf2 Rad8 2.a3 Ba5 3.Qe7 Rd7
0:01	1/6	0.10	57936		1.a3 Bxf1 2.Rxf1 Ba5 3.Ne5 Rad8
					4.Bxf7+ Kh8
0:01	1/7	-0.86	91195		1.a3 Bxf1 2.Rxf1 Rae8 3.Ne5 Bd2
					4.Rxf7 Qe3+ 5.Qxe3 Bxe3+ 6.Kg2
0:02	1/7	0.02	147561		1.Rf2 Rad8 2.Ne5 Be6 3.Qe4 Ba5
					4.Bxe6 Qxe6
0:06	1/8	0.28	427647		1.Rf2 Be6 2.Bxe6 Qxe6 3.Qxe6 fxe6
					4.Raf1 Rad8 5.Re2 Rf6 6.Kg2
0:12	1/9	0.28	939233		1.Rf2 Be6 2.Bxe6 Qxe6 3.Qxe6 fxe6
					4.Raf1 Rad8 5.Re2 Rf6 6.Kg2
0:23	1/10	0.33	1974650		1.Rf2 Be6 2.Bxe6 Qxe6 3.Qc2 Rfe8
					4.Qa4 a5 5.a3 b5 6.cxb6ep
0:33	1/10	0.96	2970725		1.Ne5 Bxf1 2.Rxf1 Qd2 3.Qxd2 Bxd2
					4.Nxf7 Be3+ 5.Kg2 Rfe8 6.Nd6+ Kh8
					7.Nxe8 Rxe8
0:48	2/11	0.95	4423125		1.Ne5 Bxf1 2.Rxf1 Qd2 3.Qxd2 Bxd2
					4.Nxf7 Be3+ 5.Kg2 Rfe8 6.Nd6+ Kh8
					7.Nxe8 Rxe8 8.Re1
2:24	3/12	0.95	14073346	1.Ne5 Qd2 2.Qxd2 Bxd2 3.Rf3 Be6
					4.Bxe6 fxe6 5.Rd3 Bh6 6.Rb3 Rfc8
					7.Re1 Bd2 8.Rf1
4:45	4/13	0.84	29223593	1.Ne5 Qd2 2.Qxd2 Bxd2 3.Rf3 Be6
					4.Bxe6 fxe6 5.Rb3 Rad8 6.Rxb7 Rxd4
					7.Rxa7 Be3+ 8.Kh1 Rd2

jm



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