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Subject: Re: Engine Test Move

Author: John Merlino

Date: 10:52:51 04/18/05

Go up one level in this thread


On April 17, 2005 at 18:16:11, Rob Basham wrote:

>[D]1q1r1nk1/rb2bpp1/pp2pn1p/4N3/2PP1P2/3B3N/PB2Q1PP/R4RK1 w - - 0 1
>
>White plays....Ng5...!
>
>Anaconda 2.0.1.............3 seconds!
>
>Comet B50...................8 sec.
>
>Some engines I tested do not find it....they prefer....f5...etc.
>
>P3-850

CM9_R1 needs over two minutes to find the move on an AMD 2500:

Time	Depth	Score	Positions	Moves
0:00	1/3	0.68	911		1.f5 Bb4 2.fxe6 Nxe6
0:00	1/4	0.73	3823		1.f5 Qc7 2.fxe6 Nxe6 3.Ng6
0:00	1/5	0.60	16291		1.f5 b5 2.Rac1 bxc4 3.Bxc4
0:00	1/5	0.63	23699		1.Nf2 Qc7 2.Bc2 Bb4 3.Rab1 N8d7
0:00	1/6	0.68	56221		1.Nf2 Qc7 2.a3 N8d7 3.Ng6 Bd6
0:00	1/6	0.91	92883		1.f5 Re8 2.Rad1 b5 3.cxb5 exf5
					4.bxa6
0:01	1/7	0.91	206645		1.f5 Re8 2.a3 Qc7 3.Nf2 Rd8 4.Bc2
0:03	1/8	1.00	635742		1.f5 Re8 2.Nf4 Bd6 3.Rae1 Ba8 4.Bc2
					Bb4
0:09	1/9	0.95	1925676		1.f5 Qc7 2.Nf4 Bc8 3.fxe6 Nxe6
					4.Nxe6 Bxe6 5.Qf3 Bd6
0:36	1/10	1.06	7687526		1.f5 Re8 2.Nf4 exf5 3.Bxf5 Bd6
					4.Rae1 Bc8 5.Qc2 Bxf5 6.Qxf5 Bxe5
					7.dxe5
1:38	1/11	1.04	21473515	1.f5 Bd6 2.Rae1 Re8 3.Nf4 exf5
					4.Bxf5 Bb4 5.Rb1 Bc8 6.Bc2 Bg4
					7.Qe3
2:11	1/11	1.62	29043948	1.Ng5 hxg5 2.fxg5 N8d7 3.Nxd7 Nxd7
					4.Rxf7 Bd6 5.Qxe6 Bxh2+ 6.Kh1 Qd6
					7.Rxd7+ Qxe6 8.Rxd8+ Kf7 9.Kxh2
3:05	1/12	1.62	42378273	1.Ng5 hxg5 2.fxg5 N8d7 3.Nxd7 Nxd7
					4.Rxf7 Bd6 5.Qxe6 Bxh2+ 6.Kh1 Qd6
					7.Rxd7+ Qxe6 8.Rxd8+ Kf7 9.Kxh2

jm



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