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Subject: Re: a mistake in arasan test suite

Author: Rex

Date: 08:49:26 10/10/03

Go up one level in this thread


AMD MP 2600+
Rebel 12 Diesel.eng

I think your correct.

00:00:00.8	-1.70	1	28	Nxg5 fxg5
00:00:00.8	0.02	1	115	Ne5+ fxe5 Qxe5
00:00:00.8	2.39	1	148	Ne3
00:00:00.8	0.84	2	280	Ne3 Kh7
00:00:00.8	1.19	2	492	Rad1 Nc6
00:00:00.8	1.39	3	2431	Rad1 Kg7 Qc1
00:00:00.8	1.04	4	9887	Rad1 Kg7 Ng3 Kh8
00:00:00.8	1.49	4	13046	Ne3 Kh7 Nd5 Qd8
00:00:00.9	1.80	5	38551	Ne3 Re8 Nd5 Qd8
00:00:00.9	1.33	6	127002	Ne3 f5 Nd5 Qd8 Nc5 Rxd6
00:00:01.3	1.33	7	488543	Ne3 f5 Nd5 Qd8 Nc5 Rxd6
00:00:02.3	1.33	8	1438107	Ne3 f5 Nd5 Qd8 Nc5 Rxd6
00:00:04.1	1.39	8	3182903	Nexf6 Rxf6 Re7 Bxg4 Be4+ Bf5 Bxf5+ Rxf5
00:00:05.4	1.39	8	4449762	Ngxf6
00:00:06.3	2.61	8	5298854	Ngxf6 Nxf6 Nxf6 Rxf6 Bh5+ Kxh5 Qxf6
00:00:11.8	4.44	9	10288317	Ngxf6 Rxf6 Bh5+ Kxh5 Nxf6+ Kg6
00:00:15.2	4.33	10	13670835	Ngxf6 Rxf6 Bh5+ Kxh5 Nxf6+ Kg6
00:00:23.0	4.33	11	21712916	Ngxf6 Rxf6 Bh5+ Kxh5 Nxf6+ Kg6
00:01:34.9	5.33	12	92753342	Ngxf6 Rxf6 Bh5+ Kxh5 Nxf6+ Kg6
00:02:26.8	5.33	13	148163665	Ngxf6 Rxf6 Bh5+ Kxh5 Nxf6+ Kg6





On October 10, 2003 at 10:26:37, Uri Blass wrote:

>I tested my program in the arasan test suite and there is an alternative
>solution to position number 6(It is possible that I already reported a mistake
>about this one because I remember a similiar position when I reported about a
>mistake when I think that it was not from the arasan test suite but I am not
>sure).
>
>
>[D]1n3rn1/3b4/rq1P1pkp/1p4p1/p1p1N1N1/2Q2B1P/1P3PP1/R3R1K1 w - -
>
>Nexf6+ is the solution.
>
>Latest version of movei changed its mind from Nexf6+ to Ngxf6+ and I think that
>the following analysis proves that Ngxf6+ also winning
>
>
>[Event "?"]
>[Site "?"]
>[Date "????.??.??"]
>[Round "?"]
>[White "New game"]
>[Black "?"]
>[Result "*"]
>[SetUp "1"]
>[FEN "1n3rn1/3b4/rq1P1pkp/1p4p1/p1p1N1N1/2Q2B1P/1P3PP1/R3R1K1 w - - 0 1"]
>[PlyCount "11"]
>
>1. Ngxf6 Rxf6 (1... Nxf6 2. Nxf6 Rxf6 3. Bh5+ Kxh5 4. Qxf6) 2. Bh5+ Kxh5 3.
>Nxf6+ Kg6 (3... Nxf6 4. Qxf6 Qxd6 5. Qf7+ Qg6 6. Qf3+ g4 7. Re5+ Qg5 8. Qf7+)
>4. Nxg8 Qxd6 (4... Qd8 5. Ne7+ Kh7 6. Qc2+) 5. Re7 Qxe7 6. Nxe7+ *
>
>
>After some learning Yace get the following analysis
>
>New game
>1n3rn1/3b4/rq1P1pkp/1p4p1/p1p1N1N1/2Q2B1P/1P3PP1/R3R1K1 w - - 0 1
>
>Analysis by Yace Paderborn:
>
>1.Ngxf6 Nxf6 2.Nxf6 Qxf2+ 3.Kxf2 Rxf6 4.Qc2+ Kg7 5.Qc3
>  +-  (7.72)   Depth: 1   00:00:00
>1.Ngxf6 Nxf6 2.Nxf6 Qxf2+ 3.Kxf2 Rxf6 4.Qc2+ Kg7 5.Qc3
>  +-  (7.72)   Depth: 1   00:00:00
>1.Ngxf6 Nxf6 2.Nxf6 Qxf2+ 3.Kxf2 Rxf6 4.Qc2+ Kg7 5.Qc3
>  +-  (7.72)   Depth: 2   00:00:00
>1.Ngxf6 Nxf6 2.Nxf6 Qxf2+ 3.Kxf2 Rxf6 4.Qc2+ Kg7 5.Qc3
>  +-  (7.72)   Depth: 2   00:00:00
>1.Ngxf6 Nxf6 2.Nxf6 Qxf2+ 3.Kxf2 Rxf6 4.Qc2+ Kg7 5.Qc3
>  +-  (7.72)   Depth: 3   00:00:00
>1.Ngxf6 Nxf6 2.Nxf6 Qxf2+ 3.Kxf2 Rxf6 4.Qc2+ Kg7 5.Qc3
>  +-  (7.72)   Depth: 3   00:00:00
>1.Ngxf6 Nxf6 2.Nxf6 Qxf2+ 3.Kxf2 Rxf6 4.Qc2+ Kg7 5.Qc3
>  +-  (7.72)   Depth: 4   00:00:00
>1.Ngxf6 Nxf6 2.Nxf6 Qxf2+ 3.Kxf2 Rxf6 4.Qc2+ Kg7 5.Qc3
>  +-  (7.72)   Depth: 4   00:00:00
>1.Ngxf6 Nxf6 2.Nxf6 Qxf2+ 3.Kxf2 Rxf6 4.Qc2+ Kg7 5.Qc3
>  +-  (7.72)   Depth: 5   00:00:00
>1.Ngxf6 Nxf6 2.Nxf6 Qxf2+ 3.Kxf2 Rxf6 4.Qc2+ Kg7 5.Qc3
>  +-  (7.72)   Depth: 5   00:00:00
>1.Ngxf6 Nxf6 2.Nxf6 Qxf2+ 3.Kxf2 Rxf6 4.Qc2+ Kg7 5.Qc3
>  +-  (7.72)   Depth: 6/16   00:00:00  21kN
>1.Ngxf6 Nxf6 2.Nxf6 Qxf2+ 3.Kxf2 Rxf6 4.Qc2+ Kg7 5.Qc3
>  +-  (7.72)   Depth: 6/19   00:00:00  50kN
>1.Ngxf6 Nxf6 2.Nxf6 Qxf2+ 3.Kxf2 Rxf6 4.Qc2+ Kg7 5.Qc3
>  +-  (7.72)   Depth: 7/19   00:00:00  50kN
>1.Ngxf6 Nxf6 2.Nxf6 Qxf2+ 3.Kxf2 Rxf6 4.Qc2+ Kg7 5.Qc3
>  +-  (7.72)   Depth: 7/21   00:00:00  242kN
>1.Ngxf6 Nxf6 2.Nxf6 Qxf2+ 3.Kxf2 Rxf6 4.Qc2+ Kg7 5.Qc3
>  +-  (7.72)   Depth: 8/21   00:00:00  242kN
>1.Ngxf6 Nxf6 2.Nxf6 Qxf2+ 3.Kxf2 Rxf6 4.Qc2+ Kg7 5.Qc3
>  +-  (7.72)   Depth: 8/30   00:00:03  1314kN
>1.Ngxf6 Nxf6 2.Nxf6 Qxf2+ 3.Kxf2 Rxf6 4.Qc2+ Kg7 5.Qc3
>  +-  (7.72)   Depth: 9/30   00:00:03  1314kN
>
>(Blass, Tel-Aviv 10.10.2003)
>
> Uri



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