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Subject: Re: Test position (king safety or just counting?)

Author: John Merlino

Date: 11:58:35 12/10/04

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On December 10, 2004 at 14:18:33, milix wrote:

>The following position is from a test game (3+1) between Fruit1.5 and AICE.
>Here Fruit played the amazing Nf6+!! (with a score of only +0.14 but goes up
>rapidly in the next 2 moves)
>
>[D]1nrr2k1/1p1bbppp/p3p3/3pP2N/5Q2/qPBP1N2/P4PPP/R3R1K1 w - - 0 22

CM9_R1 needs two seconds to find Nf6+, and the score gets much more pleasant
after 0:22.

BUT, then at 1:38 along comes Ng5! with a very nice score. So it looks like
either move is acceptable.

This is on an AMD 2500:

Time	Depth	Score	Positions	Moves
0:00	1/3	0.57	2825		22.Qg4 g6 23.Rec1 Bb5
0:00	1/3	0.82	4715		22.Qg3 g6 23.Rec1 Nc6 24.Nf6+ Bxf6
					25.exf6
0:00	1/4	0.73	6076		22.Qg3 g6 23.Rec1 Bb5 24.Nd4 Nd7
					25.Nxb5 axb5
0:00	1/5	0.73	27420		22.Qg3 g6 23.Rec1 Bb5 24.Nd4 Nd7
					25.Nxb5 axb5
0:00	1/6	0.54	94128		22.Qg3 g6 23.Rec1 Ba4 24.Bd2 Bb5
					25.Nd4 Qb2
0:01	1/7	0.54	257633		22.Qg3 g6 23.Rec1 Ba4 24.Bd2 Bb5
					25.Nd4 Qb2
0:02	1/7	0.69	615584		22.Nf6+ gxf6 23.Qg3+ Kh8 24.exf6
					Bf8 25.Ng5 Be8 26.Nxe6 Qd6 27.Nxd8
					Qxg3 28.fxg3 Rxd8
0:03	1/8	0.69	774542		22.Nf6+ gxf6 23.Qg3+ Kh8 24.exf6
					Bf8 25.Ng5 Be8 26.Nxe6 Qd6 27.Nxd8
					Qxg3 28.fxg3 Rxd8
0:06	1/9	0.69	1656954		22.Nf6+ gxf6 23.Qg3+ Kh8 24.exf6
					Bf8 25.Ng5 Be8 26.Nxe6 Qd6 27.Nxd8
					Qxg3 28.fxg3 Rxd8
0:22	1/10	1.48	6005204		22.Nf6+ gxf6 23.exf6 Bf8 24.Qg5+
					Kh8 25.Ne5 h6 26.Nxf7+ Kh7 27.Qh5
					Rxc3 28.Nxd8 Kh8 29.Qg6
1:02	1/11	1.72	17223605	22.Nf6+ Bxf6 23.Bb4 Qb2 24.Rab1
					Qc2 25.exf6 Qxd3 26.fxg7 Nc6 27.Bd6
					Qg6
1:38	1/11	2.40	27347520	22.Ng5 Be8 23.Nxg7 Kxg7 24.Qg4
					Bxg5 25.Qxg5+ Kh8 26.Qf6+ Kg8 27.Re3
					Rxc3 28.Qxd8 Kf8 29.Qxb8 Rxb3 30.Qd6+
					Qxd6 31.exd6 Rb2 32.a3
2:32	1/12	2.18	43645060	22.Ng5 Be8 23.Nxg7 Kxg7 24.Qg4
					Bxg5 25.Qxg5+ Kh8 26.Qf6+ Kg8 27.Re3
					Rxc3 28.Qxd8 Kf8 29.Qxb8 Rxb3 30.Rd1
					Rb2 31.Rg3 Qc5

jm



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