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Subject: Re: Endgame Test Position Anand vs Topalov

Author: Rory Nolan

Date: 01:01:57 02/25/05

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On February 25, 2005 at 03:32:55, Rory Nolan wrote:

>On February 25, 2005 at 02:12:45, Tony Nichols wrote:
>
>>On February 25, 2005 at 00:00:44, Terry McCracken wrote:
>>
>>>Does your program find Be2+!....?
>>>
>>>[D]8/8/8/1k6/4p1B1/8/P2K1p2/8 w - - 0 56
>>>
>>>Terry
>>
>>Good Test
>>Shredder 9 at 35 ply likes Ke2+-
>>Junior 9 at 31 ply likes Ke2 +/-
>>Fritz 8 at 24 ply likes Ke2 +/-
>>Hiarcs 9 at 19 ply likes Ke2 +/-
>>surprisingly Fritz 5.32 finds Be2 at 15 ply! It also shows that Bh3 also wins.
>>Crafty 19.01 also finds Be2
>>Regards
>>Tony
>New game,
>8/8/8/1k6/4p1B1/8/P2K1p2/8 w - - 0 1
>
>Analysis by Gandalf 6.0:
>
>1.Ke2 e3 2.Bd7+ Kb4 3.a4 Ka5 4.Bc6 Kb4
>  ±  (1.12)   Depth: 7/13   00:00:00  10kN, tb=1645
>1.Ke2 e3 2.Bd7+ Kb4 3.a4 Ka5 4.Bc6 Kb4 5.Bb5
>  ±  (1.08)   Depth: 8/13   00:00:00  14kN, tb=2261
>1.Ke2 e3 2.Bd7+ Kb4 3.a4 Ka5 4.Kf1 Kb4 5.Bb5 Ka5
>  ±  (1.40)   Depth: 9/15   00:00:00  20kN, tb=3179
>1.Ke2 e3 2.Bd7+ Kb4 3.a4 Ka5 4.Bb5 Kb4 5.Kf1
>  +-  (1.79)   Depth: 10/16   00:00:00  30kN, tb=4701
>1.Ke2 e3 2.Bd7+ Kb4 3.a4 Ka5 4.Kf1 Kb4
>  +-  (1.44)   Depth: 11/17   00:00:00  38kN, tb=5922
>1.Ke2 e3 2.Bd7+ Kb4 3.a4 Ka5 4.Kf1 Kb4 5.Bc6 Kc5 6.Bb5 Kd4 7.Kg2
>  +-  (1.44)   Depth: 12/18   00:00:00  54kN, tb=7976
>1.Ke2 e3
>  +-  (1.79)   Depth: 13/18   00:00:00  63kN, tb=9252
>1.Ke2 e3 2.Bd7+ Kb4 3.a4 Ka5 4.Kf1 Kb4 5.Bc6 Ka5 6.Bb5 Kb4 7.Kg2 Ka5
>  +-  (1.79)   Depth: 13/19   00:00:01  75kN, tb=10342
>1.Ke2 e3 2.Bd7+ Kb4 3.a4 Ka5 4.Kf1 Kb4 5.Bc6 Ka5 6.Bb5 Kb4 7.Kg2 Ka5
>  ±  (1.24)   Depth: 14/20   00:00:01  105kN, tb=13370
>1.Ke2 e3 2.Bd7+ Kb4 3.a4 Ka5 4.Bb5 Kb4 5.Kf1 Ka3 6.Bd7 Kb4 7.Bc6 Ka5 8.Bb5 Kb4
>  ±  (1.34)   Depth: 14/20   00:00:01  112kN, tb=13999
>1.Ke2 e3 2.Bd7+ Kb4 3.a4 Ka5 4.Bb5 Kb4 5.Kf1 Ka5 6.Bd7 Kb4 7.Bc6 Ka5 8.Bb5 Kb4
>  ±  (1.34)   Depth: 15/20   00:00:01  155kN, tb=17105
>1.Ke2 e3 2.Bd7+ Kb4 3.a4 Ka5 4.Bb5 Kb4 5.Kf1 Kc5 6.Bd7 Kd6 7.Bh3 Kc5 8.Bg4 Kb4
>9.Bd1
>  ±  (1.24)   Depth: 16/22   00:00:02  239kN, tb=23628
>1.Be2+ Ka4
>  ±  (1.24)   Depth: 16/27   00:00:05  360kN, tb=36261
>1.Ke2 e3 2.Bd7+ Kb4 3.a4 Ka5 4.Bb5 Kb4 5.Kf1 Kc5 6.Bd7 Kd6 7.Bh3 Kc5 8.Bg4 Kb4
>9.Bd1
>  ±  (1.24)   Depth: 16/27   00:00:06  379kN, tb=37380
>1.Ke2 e3 2.Bd7+ Kb4 3.a4 Ka5 4.Bb5 Kb4 5.Kf1 Kc5 6.Bd7 Kb6 7.Be8 Ka6 8.Bb5+ Kb6
>9.Bd7 Ka5 10.Bb5 Kb4
>  ±  (1.34)   Depth: 17/34   00:00:06  463kN, tb=42063
>1.Ke2 e3 2.Bd7+ Kb4 3.a4 Ka5 4.Bb5 Kb4 5.Kf1 Ka5 6.Bd7 Kb6 7.Be8 Ka6 8.Bc6 Kb6
>9.Bd7 Ka5 10.Bb5
>  ±  (1.40)   Depth: 18/34   00:00:07  569kN, tb=47481
>1.Ke2 e3 2.Bd7+ Kb4 3.a4 Ka5 4.Bb5 Kb4 5.Kf1 Ka5 6.Bd7 Kb6 7.Be8 Ka6 8.Ke2 Ka5
>9.Bd7 Ka6 10.Bb5+ Ka5 11.Kf1
>  ±  (1.40)   Depth: 19/34   00:00:09  737kN, tb=57207
>1.Be2+ Ka4
>  ±  (1.40)   Depth: 19/40   00:00:16  1052kN, tb=82905
>1.Ke2 e3 2.Bd7+ Kb4 3.a4 Ka5 4.Bb5 Kb4 5.Kf1 Ka5 6.Bd7 Kb6 7.Be8 Ka6 8.Ke2 Ka5
>9.Bd7 Ka6 10.Bb5+ Ka5 11.Kf1
>  ±  (1.40)   Depth: 19/40   00:00:16  1107kN, tb=86193
>1.Ke2 e3 2.Bd7+ Kb4 3.a4 Ka5 4.Bb5 Kb4 5.Kf1 Ka5 6.Bd7 Kb6 7.Be8 Ka6 8.Ke2 Ka5
>9.Bd7 Kb4 10.Bb5 Ka5 11.Kf1
>  ±  (1.40)   Depth: 20/40   00:00:17  1264kN, tb=94852
>1.Be2+ Ka4
>  ±  (1.40)   Depth: 20/40   00:00:19  1305kN, tb=99754
>1.Ke2 e3 2.Bd7+ Kb4 3.a4 Ka5 4.Bb5 Kb4 5.Kf1 Ka5 6.Bd7 Kb6 7.Be8 Ka6 8.Ke2 Ka5
>9.Bd7 Kb4 10.Bb5 Ka5 11.Kf1
>  ±  (1.40)   Depth: 20/40   00:00:20  1466kN, tb=105270
>1.Ke2 e3 2.Bd7+ Kb4 3.a4 Ka5 4.Bb5 Kb4 5.Kf1 Ka5 6.Bd7 Kb4 7.Be8 Ka5 8.Ke2 Ka6
>9.Bb5+ Ka5 10.Kf1 Kb4 11.Kg2 Kc5 12.Be2 Kb4
>  ±  (1.40)   Depth: 21/44   00:00:23  1776kN, tb=122617
>1.Be2+ Ka4
>  ±  (1.40)   Depth: 21/44   00:00:24  1815kN, tb=126806
>1.Be2+ Ka4 2.Kc2 Ka3 3.Kb1 e3 4.Bf1 Kb4 5.Kb2 Ka4 6.a3 Ka5 7.Kb3 Kb6 8.Kb4 Kc6
>9.a4 Kb6 10.a5+ Kc7 11.Bc4 Kd6 12.Kc3
>  +-  (1.53)   Depth: 21/44   00:00:26  2183kN, tb=136861
>1.Be2+ Ka4 2.Kc2 Ka3 3.Kb1 e3 4.Bd3 Kb4 5.Kb2 Ka4 6.a3 Ka5 7.Kb3 Kb6 8.Kb4 Kc6
>9.a4 Kd5 10.a5 Kd4 11.Bc4 Ke4 12.a6
>  +-  (1.72)   Depth: 22/47   00:00:35  3278kN, tb=169073
>1.Be2+ Ka4
>  +-  (2.20)   Depth: 23/48   00:00:47  5279kN, tb=221139
>1.Be2+ Ka4 2.Kc2 Ka3 3.Kb1 e3 4.Bf1 Kb4 5.Kb2 Ka4 6.a3 Ka5 7.Kb3 Kb6 8.Kb4 Kc6
>9.a4 Kd5 10.a5 Kd6 11.Kc4 Ke5 12.Kd3 Kf4
>  +-  (2.56)   Depth: 23/48   00:00:51  6935kN, tb=242937
>1.Be2+ Ka4
>  +-  (3.39)   Depth: 24/48   00:01:10  11986kN, tb=361243
>
>(Nolan, 25.02.2005)
>
>regards
>Rory

here's analysis by deep sjeng 1.6New game,
8/8/8/1k6/4p1B1/8/P2K1p2/8 w - - 0 1

Analysis by Deep Sjeng 1.6:

1.Be2+ Ka4 2.Ke3 Ka3
  ±  (1.17)   Depth: 3/9   00:00:46
1.Be2+ Ka4 2.Ke3 Ka3
  ±  (1.17)   Depth: 3/10   00:00:46
1.Be2+
  ±  (0.77)   Depth: 4/12   00:00:46
1.Bh3 Ka4 2.Ke3 Ka3
  ±  (1.07)   Depth: 4/13   00:00:46
1.Bh3 Ka4 2.Ke3 Ka3
  ±  (1.07)   Depth: 4/13   00:00:46
1.Bh3 Ka4 2.Ke2 Ka3 3.Be6
  ±  (0.80)   Depth: 5/13   00:00:46
1.Ke2 e3 2.Bh3 Kc4 3.Kxe3
  ±  (1.35)   Depth: 5/16   00:00:47
1.Ke2
  +-  (1.75)   Depth: 6/16   00:00:47  9kN, tb=35
1.Ke2 e3 2.Bh3 Ka4 3.Kxe3 Ka3
  +-  (2.54)   Depth: 6/16   00:00:47  10kN, tb=36
1.Ke2
  +-  (2.14)   Depth: 7/16   00:00:47  16kN, tb=78
1.Ke2 e3 2.Bh3 Ka4 3.Kxe3 f1Q 4.Bxf1
  =  (0.01)   Depth: 7/18   00:00:48  27kN, tb=163
1.Ke2 e3 2.Bh3 Ka4 3.Kxe3 f1Q 4.Bxf1
  =  (0.01)   Depth: 8/20   00:00:48  44kN, tb=254
1.Ke2 e3 2.Bh3 Ka4 3.Kxe3 f1Q 4.Bxf1
  =  (0.01)   Depth: 9/20   00:00:49  62kN, tb=495
1.Ke2 e3 2.Bh3 Ka4 3.Kxe3 f1Q 4.Bxf1
  =  (0.01)   Depth: 10/20   00:00:50  87kN, tb=786
1.Ke2 e3 2.Bh3 Ka4 3.Kxe3 f1Q 4.Bxf1
  =  (0.01)   Depth: 11/24   00:00:50  123kN, tb=1244
1.Ke2 e3 2.Bh3 Ka4 3.Kxe3 f1Q 4.Bxf1
  =  (0.01)   Depth: 12/24   00:00:52  185kN, tb=1775
1.Ke2 e3 2.Bh3 Ka4 3.Kxe3 f1Q 4.Bxf1
  =  (0.01)   Depth: 13/27   00:00:53  283kN, tb=2903
1.Ke2 e3 2.Bh3 Ka4 3.Kxe3 f1Q 4.Bxf1
  =  (0.01)   Depth: 14/28   00:00:55  424kN, tb=4267
1.Ke2 e3 2.Bh3 Ka4 3.Kxe3 f1Q 4.Bxf1
  =  (0.01)   Depth: 15/28   00:00:57  625kN, tb=6816
1.Ke2 e3 2.Bh3 Ka4 3.Kxe3 f1Q 4.Bxf1
  =  (0.01)   Depth: 16/29   00:00:59  934kN, tb=9583
1.Ke2 e3 2.Bh3 Ka4 3.Kxe3 f1Q 4.Bxf1
  =  (0.01)   Depth: 17/30   00:01:02  1352kN, tb=13541
1.Ke2 e3 2.Bh3 Ka4 3.Kxe3 f1Q 4.Bxf1
  =  (0.01)   Depth: 18/34   00:01:06  1961kN, tb=19101
1.Ke2 e3 2.Bh3 Ka4 3.Kxe3 f1Q 4.Bxf1
  =  (0.01)   Depth: 19/34   00:01:16  2921kN, tb=28130
1.Ke2 e3 2.Bh3 Ka4 3.Kxe3 f1Q 4.Bxf1
  =  (0.01)   Depth: 20/34   00:01:32  4320kN, tb=41215
1.Ke2 e3 2.Bh3 Ka4 3.Kxe3 f1Q 4.Bxf1
  =  (0.01)   Depth: 21/35   00:02:10  6668kN, tb=61182
1.Ke2 e3 2.Bh3 Ka4 3.Kxe3 f1Q 4.Bxf1
  =  (0.01)   Depth: 22/37   00:02:56  9989kN, tb=84844
1.Be2+
  ²  (0.41)   Depth: 22/37   00:03:21  12317kN, tb=94284
1.Be2+ Ka4 2.Kc2 Ka3 3.Kb1 e3 4.Ka1 Ka4 5.Kb2 Kb4 6.a3+ Kc5 7.Kb3 Kc6 8.a4 Kb6
9.Kb4 Kc6 10.a5 Kd6 11.Bf1 Kd5 12.a6 Kc6
  ²  (0.48)   Depth: 22/37   00:03:25  13213kN, tb=95081
1.Be2+ Ka4 2.Kc2 Ka3 3.Kb1 e3 4.Ka1 Ka4 5.Kb2 Kb4 6.a3+ Kc5 7.Kb3 Kc6 8.a4 Kb6
9.Kb4 Kc6 10.a5 Kd6 11.Kc3 Kc6 12.a6 Kb6 13.Bf1 Kc7
  ±  (0.80)   Depth: 23/37   00:04:03  18026kN, tb=107601
1.Be2+
  ±  (1.20)   Depth: 24/39   00:05:28  27355kN, tb=139015
1.Be2+ Ka4 2.Kc2 Ka3 3.Kb1 e3 4.Ka1 Ka4 5.Kb2 Kb4 6.a3+ Kc5 7.Kb3 Kc6 8.a4 Kb6
9.Kb4 Kc6 10.a5 Kd6 11.Kc4 Ke6 12.a6 f1R 13.Bxf1 Ke5 14.Kd3 e2
  +-  (10.25)   Depth: 24/39   00:05:59  32259kN, tb=143805
1.Be2+
  +-  (10.65)   Depth: 25/41   00:08:30  50302kN, tb=199733
1.Be2+ Ka4 2.Kc2 Ka3 3.Kb1 e3 4.Bf1 Ka4 5.Kb2 Kb4 6.Be2 Ka4 7.Bd3 Kb4 8.Bf1 Ka4
9.a3 Ka5 10.Kb3 Kb6 11.Kb4 Kc6 12.a4 Kb6 13.a5+ Kb7 14.a6+ Kc7 15.Kc3 Kc8 16.Kd3
Kd8
  +-  (14.55)   Depth: 25/42   00:09:07  59556kN, tb=210386
1.Be2+
  +-  (14.95)   Depth: 26/43   00:13:21  93853kN, tb=309598
1.Be2+ Ka4 2.Kc2 Ka3 3.Kb1 e3 4.Bf1 Ka4 5.Kb2 Kb4 6.a3+ Kc5 7.Kc3 Kb6 8.Kb4 Kc6
9.a4 Kb6 10.a5+ Kb7 11.a6+ Kc7 12.Kc3 Kc8 13.Kd3 Kd8 14.a7 e2 15.Kxe2 Kc8
16.a8Q+ Kc7
  +-  (17.74)   Depth: 26/43   00:14:14  110464kN, tb=323808

(Nolan, 25.02.2005)

regards
Rory



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