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Subject: Re: Test Position

Author: John Merlino

Date: 18:47:00 01/29/04

Go up one level in this thread


On January 29, 2004 at 21:29:20, Anthony Cozzie wrote:

>[D]2r1r1k1/1p3pp1/p1qp3p/2nN2b1/P1nBP3/3R2N1/1PP3PP/R3Q2K w - - 0 26
>
>Given my horrible luck with test posistions of late, I'm simply going to post
>the position and Zappa's analysis.  Zappa almost always finds itself on the
>losing end of the kingside attack vs Amateur, and it was nice to see the
>positions reversed for a change.
>
>1. Bd4xc5 Qc6xc5 2. b2-b3 Nc4-e5 3. Rd3-c3 Qc5-a5 4. b3-b4 Qa5-d8 5. Ng3-f5
>Qd8-d7 6. Ra1-d1
> = (0.22)       Depth: 11/17    00:00:24.90     20668kN
>1. Ng3-f5 Nc5xd3 2. c2xd3 Nc4-e5 3. h2-h4 Bg5-d8 4. Qe1-g3 g7-g6 5. Nf5xh6
>Kg8-f8 6. Ra1-f1 f7-f5 7. b2-b4
> = (0.30)       Depth: 11/22    00:00:54.64     46746kN
>1. Ng3-f5 Nc5xd3 2. c2xd3 Nc4-e5 3. h2-h4 Bg5-d8 4. Qe1-g3 g7-g6 5. Nf5xh6
>Kg8-g7 6. Qg3-f4 f7-f6 7. Ra1-f1 Qc6xa4
> = (0.31)       Depth: 12/24    00:02:09.75     113414kN

Chessmaster 9000, SKR personality on a P4-2.4, likes Nf5 after two seconds.
Notice that the PVs at 0:28 and at 4:52 predict the next eight moves that were
actually played in the game (what was the time control?). But The King jumps all
over 30.Nxh6+, instead of 30.Rf1:

Time	Depth	Score	Positions	Moves
----	----	----	----		----
0:00	1/3	-0.29	1929		26.Bxc5 dxc5 27.b3 Ne5
0:00	1/4	-0.10	4804		26.Bxc5 dxc5 27.Qc3 Ne5 28.Nf5
0:00	1/5	-0.21	20284		26.Bxc5 dxc5 27.Nf5 Bf6 28.c3 Nxb2
0:00	1/6	-0.14	64440		26.Bxc5 dxc5 27.Qc3 Ne5 28.Rdd1
					Qe6 29.Qb3
0:00	1/7	-0.16	162447		26.Bxc5 dxc5 27.Nf5 g6 28.Qc3 gxf5
					29.Qxc4 fxe4 30.Rg3
0:02	1/7	-0.04	343539		26.Nf5 Nxe4 27.Bxg7 Kh7 28.Rd4
					Re6 29.Rxe4 Qxd5
0:04	1/8	0.06	869206		26.Nf5 Nxd3 27.cxd3 g6 28.h4 gxf5
					29.hxg5 Qxd5 30.exd5 Rxe1+ 31.Rxe1
0:12	1/9	0.17	2415033		26.Nf5 Nxd3 27.cxd3 Ne5 28.h4 Nxd3
					29.Qg3 Nf2+ 30.Bxf2 Rxe4 31.Qxd6
					Qc2
0:28	1/10	0.17	5637796		26.Nf5 Nxd3 27.cxd3 Ne5 28.h4 Bd8
					29.Qg3 g6 30.Nxh6+ Kg7 31.Nf5+
					Kh7 32.Nb4 Qd7
2:01	1/11	0.54	24347658	26.Nf5 Nxe4 27.Nb4 Qd7 28.Nxg7
					Bd2 29.Rxd2 Ncxd2 30.Nxe8 Qxe8
					31.b3 Qe6
4:52	1/12	0.73	59969864	26.Nf5 Nxd3 27.cxd3 Ne5 28.h4 Bd8
					29.Qg3 g6 30.Nxh6+ Kg7 31.Ng4 Kf8
					32.Nxe5 dxe5 33.Bxe5 Be7

jm



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