Author: Joachim Rang
Date: 04:30:46 01/28/06
Go up one level in this thread
On January 28, 2006 at 01:55:22, Ted Summers wrote:
>On January 28, 2006 at 00:26:26, Mike Byrne wrote:
>
>FEN: [d]8/8/8/6Pn/4k3/4Pn1K/7P/8 b - - 0 66
>
>My Rybka shows:
>
>Analysis by Rybka 1.01 Beta 13b 32-bit:
>
>1...¢f5 2.g6 ¢xg6 3.¢g2 ¤h4+ 4.¢h3 ¢g5 5.e4 ¤f3 6.¢g2 ¢f4 7.e5 ¤xe5
>-+ (-#57) Depth: 14 00:01:45 8006kN, tb=66214
>
>Hardware
>Intel Centrino laptop 1.4 Ghz
there is a mate in at least 56 moves as well:
8/8/8/6Pn/4k3/4Pn1K/7P/8 b - -
Engine: Fruit 05/11/03-Bryan (128 MB)
von Fabien Letouzey
1/04 0:00 +0.30 1...Sxg5+ 2.Kg4 (12)
2/07 0:00 0.00 1...Sxg5+ 2.Kg4 Kxe3 (98) TB:12
2/07 0:00 +0.25 1...Kxe3 2.Kg4 (122) TB:12
2/07 0:00 +0.29 1...Kf5 2.e4+ Kxg5 (169) TB:12
3/07 0:00 +0.30 1...Kf5 2.e4+ Kxg5 3.Kg2 (343) TB:15
4/09 0:00 +0.29 1...Kf5 2.e4+ Kxg5 3.Kg2 Kf4 (977) TB:16
5/13 0:00 +0.29 1...Kf5 2.g6 Kxg6 3.Kg2 Se1+ 4.Kf1 (4.259) TB:16
6/13 0:00 +0.30 1...Kf5 2.g6 Kxg6 3.Kg2 Se1+ 4.Kf1 Sf3 (9.072) TB:36
7/16 0:00 +0.30 1...Kf5 2.Kg2 Sxg5 3.h4 Se4 4.Kf3 Shf6 (24.060) TB:36
7/16 0:00 +0.31 1...Sg7 2.g6 Se5 3.Kg2 Sxg6 4.Kf2 Se5 (37.056) TB:36
8/17 0:01 +0.33 1...Sg7 2.g6 Se5 3.Kh4 Sxg6+ 4.Kg5 Se5
5.h4 Se6+ 6.Kf6 (60.047) 47 TB:72
9/18 0:01 +0.31 1...Sg7 2.g6 Se5 3.Kh4 Sxg6+ 4.Kg5 Se5
5.h4 Se6+ 6.Kf6 Sc5 (119.423) 80 TB:72
10/19 0:01 +0.32 1...Sg7 2.g6 Se5 3.Kh4 Sxg6+ 4.Kg5 Se5
5.h4 Se6+ 6.Kf6 Sc5 7.Kg5 (223.340) 124 TB:103
11/22 0:01 +0.32 1...Sg7 2.g6 Se5 3.Kh4 Sxg6+ 4.Kg5 Se5
5.h4 Se6+ 6.Kf6 Sc5 7.Kg5 Sf3+ 8.Kg4 (412.396) 216 TB:132
11/24 0:02 +M98 1...Kf5 2.Kg2 Sxg5 3.h4 Se4 4.Kg1 Shf6
5.Kh2 Sg4+ 6.Kg1 Sef6 7.Kf1 Sxe3+ (521.017) 242 TB:310
12/24 0:02 +M86 1...Kf5 2.Kg2 Sxg5 3.h4 Se4 4.Kf3 Sc3
5.e4+ Sxe4 (615.299) 253 TB:338
13/26 0:02 +M86 1...Kf5 2.Kg2 Sxg5 3.h4 Se4 4.Kf3 Sc3
5.e4+ Sxe4 (852.991) 303 TB:402
14/28 0:03 +M86 1...Kf5 2.Kg2 Sxg5 3.h4 Se4 4.Kf3 Sc3
5.e4+ Sxe4 (1.461.781) 386 TB:531
15/30 0:04 +M86 1...Kf5 2.Kg2 Sxg5 3.h4 Se4 4.Kf3 Sc3
5.e4+ Sxe4 (2.697.516) 500 TB:747
16/32 0:07 +M86 1...Kf5 2.Kg2 Sxg5 3.h4 Se4 4.Kf3 Sc3
5.e4+ Sxe4 (4.933.189) 625 TB:1.258
17/35 0:13 +M86 1...Kf5 2.Kg2 Sxg5 3.h4 Se4 4.Kf3 Sc3
5.e4+ Sxe4 (9.547.537) 722 TB:2.522
18/36 0:22 +M86 1...Kf5 2.Kg2 Sxg5 3.h4 Se4 4.Kf3 Sc3
5.e4+ Sxe4 (17.958.350) 782 TB:4.812
19/40 0:54 +M82 1...Kf5 2.g6 Kxg6 3.Kg2 Sh4+ 4.Kf1 Kf5
5.Kf2 Ke4 6.h3 Sf5 7.Kf1 Sxe3+ (40.687.452) 752
TB:13.850
20/41 1:38 +M59 1...Kf5 2.g6 Kxg6 3.Kg2 Sh4+ 4.Kh3 Kg5
5.e4 Sf3 6.Kg2 Kf4 7.e5 Sxe5 (56.233.653) 568
TB:21.307
21/44 3:10 +M57 1...Kf5 2.g6 Kxg6 3.Kg2 Sh4+ 4.Kh3 Kg5
5.e4 Sf6 6.e5 Sh5 7.e6 Sf4+ 8.Kg3 Sxe6 (80.615.095) 424
TB:34.580
22/44 5:37 +M57 1...Kf5 2.g6 Kxg6 3.Kg2 Sh4+ 4.Kh3 Kg5
5.e4 Sf6 6.e5 Sh5 7.e6 Sf4+ 8.Kg3 Sxe6 (123.435.279) 366
TB:57.134
23/45 8:51 +M57 1...Kf5 2.g6 Kxg6 3.Kg2 Sh4+ 4.Kh3 Kg5
5.e4 Sf6 6.e5 Sh5 7.e6 Sf4+ 8.Kg3 Sxe6 (192.063.087) 361
TB:98.342
24/46 12:20 +M57 1...Kf5 2.g6 Kxg6 3.Kg2 Sh4+ 4.Kh3 Kg5
5.e4 Sf6 6.e5 Sh5 7.e6 Sf4+ 8.Kg3 Sxe6 (281.991.106) 380
TB:165.296
25/48 18:18 +M56 1...Kf5 2.g6 Kxg6 3.Kg2 Se5 4.Kf2 Kf5
5.e4+ Kxe4 (463.706.048) 422
TB:299.539
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