Author: Anthony Cozzie
Date: 08:17:36 03/22/05
Go up one level in this thread
On March 22, 2005 at 09:54:25, Roy Brunjes wrote:
>On March 21, 2005 at 15:31:58, Mihaly Szalai wrote:
>
>>[D]6k1/p5p1/K6P/8/4p3/4p1p1/4P1P1/8 w - - 0 1
>>
>>1. h7+!
>>(1. hxg7? Kf7! 2. Kxa7 Kxg7= {Black gains the opposition and will deny
>>White access to the key squares e4, e5, and e6.})
>>1... Kxh7
>>(1... Kh8 2. Kxa7 Kxh7 3. Kb7 {White controls the opposition and wins as in the
>>main line.})
>>2.Kxa7 Kg6 (2... g6 3. Kb6 Kh6 4. Kc6+-)
>>3. Ka6! {White takes the opposition.} Kg5
>>4. Ka5 Kg6
>>(4... Kg4 5. Kb6 Kf4 6. Kc6 Kg4 7. Kd6 Kf5 8. Kd5 {Transposes in main line.})
>>5. Kb4 {White uses the opposition to gain access to the key squares e4 or e6.}
>>Kh5 6.
>>Kb5 Kh4 7. Kc6 Kg5 8. Kc5 Kg6 9. Kd4 Kf5 10. Kd5 {The last zugzwang, White
>>wins only because it's Black's move. With best play, White wins in the
>>subsequent positions no matter who is on move. On his next move Black must
>>either give up e4 or e6, or occupy a coordinate square needed by his king with
>>the extra g-pawn. For example:} g6 11. Kc5
>>{Kc6 immediately, allows Black to postpone the inevitable one move.} Kg5 12. Kc6
>>Kg4 13. Kd6 Kf5 14. Kd5 g5 15. Kc5 Ke5 16. Kc4 Ke6 17. Kd4 Kf5 18. Kd5 g4 19.
>>Kc4 Kg5 20. Kc5 Kg6 21. Kd4 Kf5 22. Kd5 Kf4 23. Ke6+-
>>
>>Here is the remarkable output of Yace:
>>
>>6k1/p5p1/K6P/8/4p3/4p1p1/4P1P1/8 w - -
>>
>>Engine: Yace Paderborn (256 MB)
>>by Dieter Buerssner
>>
>>24/29 0:01 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6
>> 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4 Kf4 7.Kd5 Kf5
>> 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (800.058) 578
>>
>>25/29 0:01 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6
>> 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4 Kf4 7.Kd5 Kf5
>> 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (872.203) 572
>>
>>25/32 0:01 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6
>> 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4 Kf4 7.Kd5 Kf5
>> 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (1.044.731) 532
>>
>>26/32 0:02 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6
>> 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4 Kf4 7.Kd5 Kf5
>> 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (1.175.895) 529
>>
>>26/33 0:02 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6
>> 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4 Kf4 7.Kd5 Kf5
>> 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (1.388.463) 537
>>
>>27/33 0:02 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6
>> 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4 Kf4 7.Kd5 Kf5
>> 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (1.554.650) 532
>>
>>27/34 0:03 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6
>> 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4 Kf4 7.Kd5 Kf5
>> 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (1.801.317) 552
>>
>>28/34 0:03 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6
>> 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4 Kf4 7.Kd5 Kf5
>> 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (2.108.856) 560
>>
>>28/37 0:04 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6
>> 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4 Kf4 7.Kd5 Kf5
>> 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (2.382.568) 560
>>
>>29/37 0:04 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6
>> 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4 Kf4 7.Kd5 Kf5
>> 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (2.678.114) 577
>>
>>29/37 0:05 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6
>> 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4 Kf4 7.Kd5 Kf5
>> 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (2.901.143) 569
>>
>>30/37 0:06 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6
>> 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4 Kf4 7.Kd5 Kf5
>> 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (3.716.771) 593
>>
>>30/37 0:07 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6
>> 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4 Kf4 7.Kd5 Kf5
>> 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (3.943.326) 537
>>
>>31/37 0:08 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6
>> 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4 Kf4 7.Kd5 Kf5
>> 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (4.692.760) 572
>>
>>31/37 0:08 +0.01++ 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5
>> 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5 Kf4 7.Kc6 Kf5
>> 8.Kd5 Kf4 9.Ke6 g6 10.Kf6 g5 11.Ke6 g4
>> 12.Kd6 Kf5 13.Kd5 Kf4 14.Ke6 (4.797.364) 572
>>
>>31.02 0:08 +0.01 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5
>> 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5 Kf4 7.Kc6 Kf5
>> 8.Kd5 Kf4 9.Ke6 g6 10.Kf6 g5 11.Ke6 g4
>> 12.Kd6 Kf5 13.Kd5 Kg6 14.Ke6 (4.831.854) 574
>>
>>31/37 0:08 +0.01 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5
>> 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5 Kf4 7.Kc6 Kf5
>> 8.Kd5 Kf4 9.Ke6 g6 10.Kf6 g5 11.Ke6 g4
>> 12.Kd6 Kf5 13.Kd5 Kg6 14.Ke6 (4.968.387) 580
>>
>>32/37 0:09 0.00 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5
>> 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5 Kf4 7.Kc6 Kf5
>> 8.Kd5 g6 9.Kc5 Kf4 10.Kd4 g5 11.Kc4 Kf5
>> 12.Kd5 g4 13.Kd4 Kg5 14.Kxe4 (5.436.192) 589
>>
>>32/40 0:11 0.00 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5
>> 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5 Kf4 7.Kc6 Kf5
>> 8.Kd5 g6 9.Kc5 Kf4 10.Kd4 g5 11.Kc4 Kf5
>> 12.Kd5 g4 13.Kd4 Kg5 14.Kxe4 (7.180.253) 621
>>
>>33/40 0:12 +0.01 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5
>> 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5 Kf4 7.Kc6 Kf5
>> 8.Kd5 g6 9.Kc5 Kf4 10.Kd6 Kf5 11.Kd5 Kf4
>> 12.Ke6 Kg4 13.Ke5 g5 14.Kxe4 (7.684.451) 628
>>
>>33/40 0:16 +0.01 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5
>> 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5 Kf4 7.Kc6 Kf5
>> 8.Kd5 g6 9.Kc5 Kf4 10.Kd6 Kf5 11.Kd5 Kf4
>> 12.Ke6 Kg4 13.Ke5 g5 14.Kxe4 (10.836.561) 652
>>
>>34/40 0:17 +0.01 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5
>> 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5 Kf4 7.Kc6 Kf5
>> 8.Kd5 Kf4 9.Ke6 Kg5 10.Ke5 Kg4
>> 11.Kxe4 Kg5 12.Kxe3 Kg4 13.Kd3 Kf5
>> 14.Kd4 (11.263.642) 648
>>
>>34/45 0:44 +0.01 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5
>> 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5 Kf4 7.Kc6 Kf5
>> 8.Kd5 Kf4 9.Ke6 Kg5 10.Ke5 Kg4
>> 11.Kxe4 Kg5 12.Kxe3 Kg4 13.Kd3 Kf5
>> 14.Kd4 (34.273.150) 762
>>
>>35/45 0:45 +0.41++ 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5
>> 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5 Kf4 7.Kc6 Kf5
>> 8.Kd5 Kf4 9.Ke6 Kg5 10.Ke5 Kg6
>> 11.Kxe4 Kf6 12.Kxe3 Ke6 13.Kd4 Kf6
>> 14.e3 (34.762.575) 766
>>
>>35/45 0:45 +1.41++ 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5
>> 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5 Kf4 7.Kc6 Kf5
>> 8.Kd5 Kf4 9.Ke6 Kg4 10.Ke5 Kg5
>> 11.Kxe4 Kf6 12.Kxe3 Kg6 13.Kd4 Kh5
>> 14.Ke4 (34.983.113) 767
>>
>>35/45 0:46 +6.41++ 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kf5
>> 4.Kb5 Kf6 5.Kc4 Ke6 6.Kd4 Kd6 7.Kxe4 Kc7
>> 8.Kxe3 Kb8 9.Kd4 Ka7 10.e4 Kb6
>> 11.Ke5 Kc5 12.Ke6 Kc4 13.e5 Kd3
>> 14.Kf5 (35.772.845) 769
>>
>>35/45 0:52 +6.43 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kf5
>> 4.Kb5 Ke5 5.Kc4 Kf4 6.Kd4 Kf5 7.Kd5 Kf4
>> 8.Ke6 Kg5 9.Ke5 Kg6 10.Kxe4 Kh7
>> 11.Kxe3 Kh6 12.Kf3 Kg6 13.Kxg3 Kf5
>> 14.Kf3 (41.275.684) 785
>>
>>35/45 0:57 +6.43 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kf5
>> 4.Kb5 Ke5 5.Kc4 Kf4 6.Kd4 Kf5 7.Kd5 Kf4
>> 8.Ke6 Kg5 9.Ke5 Kg6 10.Kxe4 Kh7
>> 11.Kxe3 Kh6 12.Kf3 Kg6 13.Kxg3 Kf5
>> 14.Kf3 (45.911.752) 792
>>
>>36/45 0:58 +6.03-- 1.h7+ Kxh7 2.Kb7 Kh6 3.Kc6 Kg5 4.Kd5 Kg4
>> 5.Kxe4 a5 6.Kxe3 a4 7.Kd3 a3 8.e4 a2
>> 9.e5 a1Q 10.e6 (46.072.211) 793
>>
>>36/45 0:58 +5.03-- 1.h7+ Kxh7 2.Kb7 Kh6 3.Kc6 Kg5 4.Kd5 Kg4
>> 5.Kxe4 a5 6.Kxe3 a4 7.Kd3 a3 8.e4 a2
>> 9.e5 a1Q 10.e6 (46.303.489) 795
>>
>>36/45 1:01 +5.03 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5
>> 4.Ka5 Kg6 5.Kb4 Kf7 6.Kc4 Kf8 7.Kd4 Ke8
>> 8.Kxe4 Ke7 9.Kxe3 Kf7 10.Kf3 Kf6
>> 11.Kxg3 Ke5 12.Kf3 Kf5 13.g3 Kg5
>> 14.e4 (49.241.115) 803
>>
>>36/45 1:10 +5.03 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5
>> 4.Ka5 Kg6 5.Kb4 Kf7 6.Kc4 Kf8 7.Kd4 Ke8
>> 8.Kxe4 Ke7 9.Kxe3 Kf7 10.Kf3 Kf6
>> 11.Kxg3 Ke5 12.Kf3 Kf5 13.g3 Kg5
>> 14.e4 (59.300.020) 840
>>
>>37/45 1:10 +5.43++ 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kf5
>> 4.Kb5 Ke5 5.Kc4 Kd6 6.Kd4 Kc6 7.Kxe4 Kb5
>> 8.Kxe3 Ka4 9.Kd3 Ka3 10.e4 Kb2
>> 11.Ke3 Kc1 12.Kd4 Kb2 13.e5 Ka2
>> 14.Kc5 (59.659.713) 841
>>
>>37/45 1:12 +6.43++ 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kf5
>> 4.Kb5 Ke5 5.Kc4 Kd6 6.Kd4 Kc6 7.Kxe4 Kb5
>> 8.Kxe3 Ka4 9.Kd3 Ka3 10.e4 Kb2
>> 11.Ke3 Kc1 12.Kd4 Kb2 13.e5 Ka2
>> 14.Kc5 (61.914.684) 851
>>
>>37/46 2:25 +11.43++ 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kf5
>> 4.Kb5 Ke5 5.Kc4 Kd6 6.Kd4 Kc6 7.Kxe4 Kb5
>> 8.Kxe3 Ka4 9.Kd3 Ka3 10.e4 Kb2
>> 11.Ke3 Kc1 12.Kd4 g5 13.e5 Kd1 14.e6 (150.760.935) 1037
>>
>>37/47 3:09 +11.45 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kf5
>> 4.Kb5 Kg6 5.Kc6 Kg5 6.Kc5 Kg6 7.Kd4 Kf5
>> 8.Kd5 g6 9.Kd4 Kf4 10.Kd5 Kf5 11.Kd4 Kf4
>> 12.Kd5 Kf5 (206.566.751) 1089
>>
>>37/47 3:26 +11.45 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kf5
>> 4.Kb5 Kg6 5.Kc6 Kg5 6.Kc5 Kg6 7.Kd4 Kf5
>> 8.Kd5 g6 9.Kd4 Kf4 10.Kd5 Kf5 11.Kd4 Kf4
>> 12.Kd5 Kf5 (224.700.583) 1088
>>
>>38/54 4:04 +11.28 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5
>> 4.Ka5 Kf4 5.Kb6 Kg4 6.Kc6 Kg5 7.Kc5 Kg6
>> 8.Kd4 Kf5 9.Kd5 g6 10.Kd4 Kf4 11.Kc4 Kg4
>> 12.Kc5 Kg5 13.Kc6 Kg4 14.Kd6 (277.187.442) 1135
>>
>>38/54 4:29 +11.28 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5
>> 4.Ka5 Kf4 5.Kb6 Kg4 6.Kc6 Kg5 7.Kc5 Kg6
>> 8.Kd4 Kf5 9.Kd5 g6 10.Kd4 Kf4 11.Kc4 Kg4
>> 12.Kc5 Kg5 13.Kc6 Kg4 14.Kd6 (307.426.295) 1141
>>
>>39/54 4:55 +11.68++ 1.h7+ Kf8 2.h8Q+ Ke7 (341.763.067) 1155
>>
>>39/54 4:59 +12.68++ 1.h7+ Kf8 2.h8Q+ Ke7 (346.525.569) 1155
>>
>>39/54 5:00 +M51++ 1.h7+ Kf8 2.h8Q+ Ke7 (346.645.619) 1154
>>
>>(P4 3.0 GHz)
>
>
>I get a different result and am a bit puzzled as to why. I used Yace (version
>unknown but downloaded directly from the Yace website as most current Windows
>version). I have loaded all of the 3-4-5 piece TBs from Bob Hyatt's ftp site.
>
>Here is the result of letting Yace analyze this position:
>
>Shredder 9 UCI by Stefan Meyer-Kahlen, www.shredderchess.com
>CPU0: GenuineIntel x86 Family 6 Model 13 Stepping 6 1794 MHz
>GUI: Tablebases with 5 pieces found! [Cache: 32 MB + internal 11.63 MB]
>Engine: Yace Paderborn (512 MB)
>by Dieter Buerssner
> 9/27 0:01 -1.17 1.Ra8 exf4 2.Bxf4 g5 3.Ng6 Qe8 4.Qc8 Bxg6 5.Qxd8 Rxf4
>(1.505.010) 1087
> 10/27 0:02 -1.20 1.Ra8 exf4 2.Bxf4 g5 3.Qc8 Rxf4 4.Nf5 Qe8 5.Qxd8 Qxd8
>6.Rxd8+ Kh7 (3.096.666) 1128
> 10/29 0:05 -1.19++ 1.Rb8 exf4 2.Bxf4 g5 3.Ng6 Bxg6 4.Qxg6+ Kf8 5.Qxh5 Qe8
>6.Qxe8+ Kxe8 (6.065.577) 1107
> 10.02 0:06 -1.07 1.Rb8 exf4 2.Bxf4 g5 3.Ng6 Qe8 4.Qc8 Kg7 5.Qxd8 Qxd8 6.Rxd8
>gxf4 (7.418.077) 1092
> 10/37 0:07 -1.06++ 1.Ng6 Qe8 2.Nxe5 fxe5 3.Qxe5 Qxe5 4.fxe5 Rd1 5.Bh4 Be6
>6.Rxd8+ Kh7 (8.119.137) 1090
> 10.03 0:07 -0.77++ 1.Ng6 Qe8 2.Nxe5 fxe5 3.Qxe5 Qxe5 4.fxe5 Rd1 5.Bh4 Be6
>6.Rxd8+ Kh7 (8.540.141) 1087
> 10/37 0:08 -0.65 1.Ng6 Qe8 2.Nxe5 fxe5 3.Qxe5 Qd7 4.Qb8 Rd1 5.Bh4 g5 6.Bxg5
>(8.921.281) 1084
> 10/37 0:08 -0.65 1.Ng6 Qe8 2.Nxe5 fxe5 3.Qxe5 Qd7 4.Qb8 Rd1 5.Bh4 g5 6.Bxg5
>(9.402.595) 1088
> 11/37 0:11 -0.41 1.Ng6 Bxg6 2.Qxg6 exf4 3.Bh4 Rd1 4.Qxh5 Qd7 5.Rb8 b6 6.Bf2
>Qd6 (12.066.782) 1089
> 11/37 0:12 -0.41 1.Ng6 Bxg6 2.Qxg6 exf4 3.Bh4 Rd1 4.Qxh5 Qd7 5.Rb8 b6 6.Bf2
>Qd6 (13.778.330) 1099
> 12/37 0:17 -0.24 1.Ng6 Bxg6 2.Qxg6 exf4 3.Bh4 Rd1 4.Qxh5 Qd7 5.Rb8 Rd3 6.Qg6
>Kf8 7.Kg1 (19.643.197) 1094
> 12/37 0:20 -0.24 1.Ng6 Bxg6 2.Qxg6 exf4 3.Bh4 Rd1 4.Qxh5 Qd7 5.Rb8 Rd3 6.Qg6
>Kf8 7.Kg1 (22.236.499) 1102
> 13/37 0:31 -0.04 1.Ng6 Bxg6 2.Qxg6 h4 3.Bxh4 Rxf4 (34.700.855) 1094
> 13/37 0:40 -0.04 1.Ng6 Bxg6 2.Qxg6 h4 3.Bxh4 Rxf4 (44.290.575) 1100
> 13/37 0:46 -0.04 1.Ng6 Bxg6 2.Qxg6 h4 3.Bxh4 Rxf4 (50.872.362) 1099
>interior recognizer probes 170, found 35 egtb probes 0, found 0 max_depth 37
>best move: Nh4-g6 time: 0:46.337 min n/s: 1.099.182 nodes: 50.872.362
>Position: 0 1
> 20/25 0:01 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (284.584) 202
> 21/25 0:01 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (312.746) 177
> 21/27 0:02 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (365.743) 173
> 22/27 0:02 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (404.868) 170
> 22/27 0:02 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (478.556) 171
> 23/27 0:03 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (522.267) 151
> 23/29 0:03 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (612.811) 156
> 24/29 0:04 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (679.835) 158
> 24/30 0:04 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (788.259) 159
> 25/30 0:05 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (859.424) 152
> 25/32 0:07 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (1.026.539) 140
> 26/32 0:08 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (1.157.811) 137
> 26/33 0:09 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (1.356.048) 138
> 27/34 0:19 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (1.897.911) 97
> 27/34 0:21 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (2.156.828) 101
> 28/34 0:23 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (2.406.782) 103
> 28/37 0:25 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (2.705.639) 107
> 29/37 0:28 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (3.228.182) 112
> 29/37 0:30 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (3.454.483) 114
> 30/37 0:34 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (4.042.478) 117
> 30/38 0:37 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (4.285.336) 115
> 31/38 0:40 0.00 1.hxg7 Kh7 2.Kxa7 Kxg7 3.Kb6 Kf6 4.Kc5 Kg5 5.Kc4 Kg4 6.Kd4
>Kf4 7.Kd5 Kf5 8.Kd4 Kf4 9.Kd5 Kf5 10.Kd4 Kf4 (4.843.036) 119
> 31/38 0:41 +0.01++ 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5
>Kf4 7.Kc6 Kf5 8.Kd5 Kf4 9.Ke6 Kg4 10.Ke5 g6 11.Kxe4 g5 12.Kxe3 Kf5 13.Kd3 Kf4
>14.e4 (4.940.079) 118
> 31.02 0:42 +0.01 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5
>Kf4 7.Kc6 Kf5 8.Kd5 Kf4 9.Ke6 g6 10.Kf6 g5 11.Ke6 g4 12.Kd6 Kf5 13.Kd5 Kf4
>14.Ke6 (5.029.527) 119
> 31/41 0:42 +0.01 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5
>Kf4 7.Kc6 Kf5 8.Kd5 Kf4 9.Ke6 g6 10.Kf6 g5 11.Ke6 g4 12.Kd6 Kf5 13.Kd5 Kf4
>14.Ke6 (5.118.768) 119
> 32/43 0:45 0.00 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5
>Kf4 7.Kc6 Kf5 8.Kd5 g6 9.Kd4 Kf4 10.Kd5 Kf5 11.Kd4 Kf4 12.Kd5 Kf5 (5.507.507)
>122
> 32/43 0:53 0.00 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5
>Kf4 7.Kc6 Kf5 8.Kd5 g6 9.Kd4 Kf4 10.Kd5 Kf5 11.Kd4 Kf4 12.Kd5 Kf5 (6.811.819)
>126
> 33/43 0:57 0.00 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5
>Kf4 7.Kc6 Kf5 8.Kd5 g6 9.Kd4 Ke6 10.Kxe4 (7.361.812) 128
> 33/45 1:37 0.00 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5
>Kf4 7.Kc6 Kf5 8.Kd5 g6 9.Kd4 Ke6 10.Kxe4 (10.796.921) 110
> 34/45 1:40 +0.04 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5
>Kf4 7.Kc6 Kf5 8.Kd5 g6 9.Kc5 Kg5 10.Kc6 Kf4 11.Kd6 Kf5 12.Kd5 Kf4 13.Ke6 Kg4
>14.Ke5 (11.387.775) 113
> 34/45 2:23 +0.04 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5
>Kf4 7.Kc6 Kf5 8.Kd5 g6 9.Kc5 Kg5 10.Kc6 Kf4 11.Kd6 Kf5 12.Kd5 Kf4 13.Ke6 Kg4
>14.Ke5 (16.725.992) 116
> 35/45 2:25 +0.44++ 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5
>Kf4 7.Kc6 Kf5 8.Kd5 Kg5 9.Kxe4 g6 10.Kxe3 Kf5 11.Kd4 Ke6 12.e4 Kd7 13.e5 Kc6
>14.Ke4 (17.063.242) 117
> 35/45 2:25 +1.44++ 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5
>Kf4 7.Kc6 Kf5 8.Kd5 Kg5 9.Kxe4 Kg4 10.Kxe3 Kf5 11.Kd3 Kg5 12.e4 Kg4 13.Ke3 Kg5
>14.Kf3 (17.353.848) 119
> 35/45 2:28 +6.44++ 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5 4.Ka5 Kg4 5.Kb6 Kf5 6.Kb5
>Kf4 7.Kc6 Kf5 8.Kd5 Kg5 9.Kxe4 Kg4 10.Kxe3 Kf5 11.Kd3 Kg5 12.e4 Kg4 13.Ke3 Kg5
>14.Kf3 (17.794.515) 120
> 35/45 2:30 +6.46 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5 4.Ka5 Kh5 5.Kb5 Kh6 6.Kc4
>Kg5 7.Kc5 Kg4 8.Kd6 Kf5 9.Kd5 Kf6 10.Kxe4 Ke6 11.Kf3 Kf6 12.Kf4 Ke6 13.Kxe3 Kd5
>14.Kf3 (18.470.296) 122
> 35/46 2:57 +6.46 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5 4.Ka5 Kh5 5.Kb5 Kh6 6.Kc4
>Kg5 7.Kc5 Kg4 8.Kd6 Kf5 9.Kd5 Kf6 10.Kxe4 Ke6 11.Kf3 Kf6 12.Kf4 Ke6 13.Kxe3 Kd5
>14.Kf3 (23.489.814) 132
> 36/47 3:00 +6.06-- 1.h7+ Kxh7 2.Kb7 Kh6 3.Kc6 Kg5 4.Kd5 Kg4 5.Kxe4 a5 6.Kxe3
>Kf5 7.Kd4 Kf4 8.Kd5 a4 9.e4 a3 10.e5 a2 11.e6 a1Q 12.e7 (24.514.458) 135
> 36/47 3:03 +5.06-- 1.h7+ Kxh7 2.Kb7 Kh6 3.Kc6 Kg5 4.Kd5 Kg4 5.Kxe4 a5 6.Kxe3
>Kf5 7.Kd4 Kf4 8.Kd5 a4 9.e4 a3 10.e5 a2 11.e6 a1Q 12.e7 (27.500.253) 150
> 36/49 3:42 +5.06 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5 4.Ka5 Kg6 5.Kb4 Kf5 6.Kb5
>Ke5 7.Kc5 Ke6 8.Kd4 Kd6 9.Kxe4 Kc5 10.Kxe3 Kc4 11.Ke4 Kc3 12.Kf4 Kc2 13.Kg5 Kc3
>14.Kg4 (37.271.110) 167
> 36/49 4:21 +5.06 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5 4.Ka5 Kg6 5.Kb4 Kf5 6.Kb5
>Ke5 7.Kc5 Ke6 8.Kd4 Kd6 9.Kxe4 Kc5 10.Kxe3 Kc4 11.Ke4 Kc3 12.Kf4 Kc2 13.Kg5 Kc3
>14.Kg4 (45.113.243) 172
> 37/49 4:22 +5.46++ 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5 4.Ka5 Kg6 5.Kb4 Kf5 6.Kb5
>Ke5 7.Kc5 Ke6 8.Kd4 Kd6 9.Kxe4 Kc5 10.Kxe3 Kc4 11.Ke4 Kc3 12.Kf4 Kc2 13.Kg5 Kc3
>14.Kg4 (45.415.171) 172
> 37/49 4:25 +6.46++ 1.h7+ Kf8 2.h8Q+ Ke7 (46.247.285) 174
> 37/49 4:47 +11.46++ 1.h7+ Kf8 2.h8Q+ Ke7 (53.350.648) 185
> 37/49 26:31 +4.66-- 1.h7+ Kxh7 2.Kb7 a5 3.Ka7 g6 4.Kb6 a4 5.Kc5 Kg7 6.Kd5 g5
>7.Kxe4 Kf6 8.Kxe3 Ke5 9.Kf3 a3 10.Kg4 a2 11.Kxg3 a1Q 12.Kh3 (2.159.643.036) 1357
> 37/49 26:33 +4.66 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5 4.Ka5 Kg6 5.Kb4 Kg5 6.Kc5
>Kg6 7.Kd4 Kh5 8.Kxe3 Kh4 9.Kxe4 Kg4 10.Ke5 Kg5 11.e4 Kg4 12.Kd6 Kg5 13.e5 Kf4
>14.e6 (2.161.195.111) 1356
> 37/49 27:20 +4.66 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5 4.Ka5 Kg6 5.Kb4 Kg5 6.Kc5
>Kg6 7.Kd4 Kh5 8.Kxe3 Kh4 9.Kxe4 Kg4 10.Ke5 Kg5 11.e4 Kg4 12.Kd6 Kg5 13.e5 Kf4
>14.e6 (2.179.966.588) 1328
> 37/49 27:27 +4.66 1.h7+ Kxh7 2.Kxa7 Kg6 3.Ka6 Kg5 4.Ka5 Kg6 5.Kb4 Kg5 6.Kc5
>Kg6 7.Kd4 Kh5 8.Kxe3 Kh4 9.Kxe4 Kg4 10.Ke5 Kg5 11.e4 Kg4 12.Kd6 Kg5 13.e5 Kf4
>14.e6 (2.182.112.503) 1324
>interior recognizer probes 329271, found 116529 egtb probes 1234829, found
>957080 max_depth 49
>best move: h6-h7 time: 27:27.269 min n/s: 1.324.689 nodes: 2.182.112.503 TB:
>957.080
>
>A couple of things are strange here:
>
>1. Look at how much slower things progress on my system. I am using a Centrino
>1.8 GHz laptop (certainly not a whole lot slower than a 3 GHz P4). Perhaps the
>results above had much of the TBs already in RAM from previous accesses to them?
>
>2. At one point, Yace sees an eval of 11.46 and with additional searching it
>drops its eval to 4.66 . That was not seen in the post above either.
>
>Can anyone shed some light on why these results are so different?
>
>Thanks,
>
>Roy
My guess is that your hash size is different than Mihaly's, and that resulted in
a collision.
anthony
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