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Subject: Re: WHY, 30 and why do Shredder 9 not learn when I go back and forth?

Author: Torstein Hall

Date: 17:05:38 02/26/05

Go up one level in this thread


On February 25, 2005 at 22:50:47, Tanya Deborah wrote:

>
I just wonder why it seems S9 are not "position learning". When going to the Be2
line S9 gets a very high score as soon as the king has reached over to protect
the pawn. But going back it do not looks like it learn anything at all, as it
soon forgets it high score..

Torstein

>
>
>Hi to all
>
>Look at please, this interesting position that were played yesterday in Linares,
>between Anand and Topalov. Undoubtedly, it shows us in good part how strong is
>at the moment a chess program in the some end games.
>
>Topalov that fights hopelessly until the end in search for a draw, carries out
>the movement of the black pawn to f2 and arrives to this interesting position
>after 56 movements :
>
>
>
>
>
>8/8/8/1k6/4p1B1/8/P2K1p2/8 w [D]  - - 0 56
>wKd2,Bg4,Pa2/bKb5,Pe4,f2
>
>(White Move)
>
>
>
>
>
>
>In this position, there are only two moves that give to white a won game.  And
>the Great Master Anand, executes the winning movement without hesitations,
>playing the only one that gives to the target a winning game.  He plays Be2!!
>
>(the other one that wins is Bh3!)
>
>But here there is a problem with many chess programs and I am really surprised.
>Almost all the strong chess programs, (Shredder9, Fritz, Junior, Chess Tiger
>etc, etc) think mistakenly that the best play is King e2??
>
>Shredder 9 or Junior 9 that are able to arrive and to surpass the 30 plies of
>depth are not available to understand that with the move of the white King to
>e2, the game is completely draw.   It is truly incredible
>
>
>Crafty and Ruffian 2.1.0 can see the wining move quickly, just in a few seconds
>of “Thinking”.
>
>Crafty and Ruffian can see, that after the bad King e2, black have : e3, and if
>Ad7+ King b4 a4, and the black king stays in the square a5 and b4 until the
>eternity.  The white king cannot kill the pawn on e3 because black win
>inmediatly with the simple f1=Queen.
>
>Why the strongest programs in day cannot see that?
>
>After 56.Be2+ Kb4, 57.Kc2! Ka3 and 58. Kb1, black pieces don't have any hope
>and Topalov have resigned.
>
>
>A nice endgame, but at the same time,  a hard test for some strong chess
>programs.
>
>
>Best Regards!
>Tanya Deborah.
>
>
>
>
>Anand,V - Topalov,V
>8/8/8/1k6/4p1B1/8/P2K1p2/8 w - - 0 1
>
>Analysis by Shredder 9:
>
>56.Re2
>  +-  (2.71)   Profundidad: 1/1   00:00:00
>56.Re2
>  +-  (2.71)   Profundidad: 1/1   00:00:00
>56.Ae2+
>  +-  (4.64)   Profundidad: 1/2   00:00:00
>56.Ae2+
>  +-  (4.64)   Profundidad: 1/2   00:00:00
>56.Ae2+
>  +-  (2.02)   Profundidad: 2/4   00:00:00
>56.Ae2+ Rb4
>  +-  (2.02)   Profundidad: 2/4   00:00:00
>56.Ah3
>  +-  (2.30)   Profundidad: 2/4   00:00:00
>56.Ah3 Rb4
>  +-  (2.30)   Profundidad: 2/4   00:00:00
>56.Ad7+
>  +-  (2.54)   Profundidad: 2/4   00:00:00
>56.Ad7+ Rb4 57.Re2
>  +-  (2.54)   Profundidad: 2/4   00:00:00
>56.Ad7+ Rb4
>  +-  (2.29)   Profundidad: 3/6   00:00:00
>56.Ad7+ Rc5 57.Ah3 Rd4
>  +-  (2.11)   Profundidad: 3/7   00:00:00
>56.Ae2+
>  +-  (2.12)   Profundidad: 3/7   00:00:00
>56.Ae2+
>  +-  (2.64)   Profundidad: 3/7   00:00:00
>56.Ae2+ Rb4 57.Re3 Ra3
>  +-  (2.74)   Profundidad: 3/7   00:00:00
>56.Ae2+ Rb4
>  +-  (2.49)   Profundidad: 4/7   00:00:00
>56.Ae2+ Rb4 57.Re3 Ra3 58.Ac4
>  +-  (2.39)   Profundidad: 4/7   00:00:00
>56.Ah3
>  +-  (2.52)   Profundidad: 4/7   00:00:00
>56.Ah3 Rb4 57.Re2 Ra3
>  +-  (2.71)   Profundidad: 4/7   00:00:00
>56.Ah3 Rb4 57.Re2 Ra3 58.Ae6
>  +-  (2.69)   Profundidad: 5/8   00:00:00
>56.Ah3 Rb4
>  +-  (2.42)   Profundidad: 6/7   00:00:00
>56.Ah3 Rb4 57.Af1 Ra3 58.Ac4
>  +-  (2.23)   Profundidad: 6/8   00:00:00
>56.Ah3 Rb4
>  +-  (1.91)   Profundidad: 7/9   00:00:00  4kN
>56.Ah3 Rb4
>  ±  (1.29)   Profundidad: 7/9   00:00:00  5kN
>56.Ah3 Rb4 57.Re2 Ra3 58.Ae6 e3
>  ±  (1.29)   Profundidad: 7/9   00:00:00  5kN
>56.Ad7+
>  ±  (1.30)   Profundidad: 7/11   00:00:00  7kN
>56.Ad7+ Rb4 57.Re2 Ra3 58.Ae6 e3 59.Ac4 Rb4
>  +-  (1.54)   Profundidad: 7/11   00:00:00  8kN
>56.Re2
>  +-  (1.55)   Profundidad: 7/11   00:00:00  9kN
>56.Re2
>  +-  (2.04)   Profundidad: 7/11   00:00:00  9kN
>56.Re2 e3
>  +-  (2.04)   Profundidad: 7/11   00:00:00  10kN
>56.Re2 e3
>  +-  (1.79)   Profundidad: 8/11   00:00:00  12kN
>56.Re2 e3 57.Ad7+ Rb4 58.a4 Ra5
>  +-  (1.79)   Profundidad: 8/11   00:00:00  12kN
>56.Re2 e3 57.Ad7+ Rb4 58.a4 Ra5 59.Ab5 Rb4 60.Ac6 Ra5
>  +-  (1.95)   Profundidad: 9/13   00:00:00  18kN
>56.Re2 e3
>  +-  (1.70)   Profundidad: 10/13   00:00:00  25kN
>56.Re2 e3 57.Ad7+ Rb4 58.a4 Ra5 59.Ab5 Rb4 60.Ac6 Ra5 61.Ad7
>  +-  (1.70)   Profundidad: 10/13   00:00:00  26kN
>56.Re2 e3
>  +-  (1.95)   Profundidad: 11/14   00:00:00  35kN
>56.Re2 e3 57.Ad7+ Rb4 58.a4 Ra5 59.Ab5 Rb4 60.Ac6 Ra5 61.Ad7 Rb6 62.Rxe3
>  +-  (2.06)   Profundidad: 11/14   00:00:00  38kN
>56.Re2 e3 57.Ad7+ Rb4 58.a4 Ra5 59.Ab5 Rb4 60.Ac6 Ra5 61.Ad7
>  +-  (1.92)   Profundidad: 12/15   00:00:00  52kN
>56.Re2 e3 57.Ad7+ Rb4 58.a4 Ra5 59.Ab5 Rb4 60.Ac6 Ra5 61.Ad7
>  +-  (1.92)   Profundidad: 13/15   00:00:00  82kN
>56.Re2 e3 57.Ad7+ Rb4 58.a4 Ra5 59.Ab5 Rb4 60.Ac6 Ra5 61.Ad7
>  +-  (1.92)   Profundidad: 14/19   00:00:00  109kN
>56.Re2 e3 57.Ad7+ Rb4 58.a4 Ra5 59.Ab5 Rb4 60.Ac6 Ra5 61.Ad7
>  +-  (1.92)   Profundidad: 15/17   00:00:00  152kN
>56.Re2 e3 57.Ad7+ Rb4 58.a4 Ra5 59.Ab5 Rb4 60.Ac6 Ra5 61.Ad7 Rb4
>  +-  (1.97)   Profundidad: 16/22   00:00:00  199kN
>56.Re2 e3 57.Ad7+ Rb4 58.a4 Ra5 59.Ab5 Rb4 60.Ac6 Ra5 61.Ad7 Rb4
>  +-  (2.02)   Profundidad: 17/23   00:00:01  258kN
>56.Re2 e3 57.Ad7+ Rb4 58.a4 Ra5 59.Ab5 Rb4 60.Ac6 Ra5 61.Ad7 Rb4
>  +-  (2.07)   Profundidad: 18/23   00:00:01  345kN
>56.Re2 e3 57.Ad7+ Rb4 58.a4 Ra5 59.Ab5 Rb4 60.Ac6 Ra5 61.Ad7
>  +-  (2.07)   Profundidad: 19/27   00:00:01  527kN
>56.Re2 e3 57.Ad7+ Rb4 58.a4 Ra5 59.Ab5 Rb4 60.Ac6 Ra5 61.Ad7
>  +-  (2.07)   Profundidad: 20/34   00:00:01  690kN
>56.Re2 e3 57.Ad7+ Rc4 58.a4 Rb4 59.Ab5 f1D+
>  +-  (2.06)   Profundidad: 21/41   00:00:02  1083kN
>56.Re2 e3 57.Ad7+ Rb4 58.a4 Ra5 59.Ab5 f1D+
>  +-  (2.06)   Profundidad: 22/42   00:00:02  1610kN
>56.Re2 e3 57.Ad7+ Rc4 58.a4 Rb4 59.Ab5 Ra3
>  +-  (2.05)   Profundidad: 23/44   00:00:03  2265kN
>56.Re2 e3 57.Ad7+ Rc5 58.a3 Rb6 59.a4 Ra5 60.Ab5
>  +-  (2.06)   Profundidad: 24/46   00:00:05  3506kN
>56.Re2 e3 57.Ad7+ Rc5 58.a4 Rb6 59.Ab5 Ra5 60.Rxe3
>  +-  (2.08)   Profundidad: 25/36   00:00:07  5253kN
>56.Re2 e3 57.Ad7+ Rc5 58.a4 Rb6 59.Ab5 Ra5 60.Ae8 Rb4 61.Ad7
>  +-  (2.08)   Profundidad: 26/49   00:00:09  6573kN
>56.Re2 e3 57.Ad7+ Rc5 58.a4 Rb6 59.Ab5 Ra5 60.Ae8 Rb4 61.Ad7
>  +-  (2.08)   Profundidad: 27/51   00:00:11  8743kN
>56.Re2 e3 57.Ad7+ Rc5 58.a3 Rb6 59.a4 Ra5 60.Ab5 Rb4 61.Ae8
>  +-  (2.09)   Profundidad: 28/46   00:00:16  12530kN
>56.Re2 e3 57.Ad7+ Rc5 58.a3 Rb6 59.a4 Ra5 60.Ab5
>  +-  (2.09)   Profundidad: 29/52   00:00:25  18277kN
>56.Re2 e3 57.Ad7+ Rc5 58.a3 Rb6 59.a4 Ra5
>  +-  (2.09)   Profundidad: 30/53   00:00:41  30179kN
>56.Re2 e3 57.Ad7+ Rc5 58.a3 Rb6 59.a4 Ra5 60.Ab5
>  +-  (2.09)   Profundidad: 31/56   00:01:28  63593kN
>56.Re2 e3 57.Ad7+ Rc5 58.a3 Rb6 59.a4 Ra5 60.Ab5
>  +-  (2.09)   Profundidad: 32/61   00:02:29  105700kN
>56.Re2 e3 57.Ad7+ Rc5 58.Ae8 Rb6 59.Aa4 Rc5 60.Ad7 Rb4
>  +-  (2.09)   Profundidad: 33/63   00:05:05  221840kN
>
>(, AMD 25.02.2005)
>
>
>
>
>
>
>Anand,V - Topalov,V
>8/8/8/1k6/4p1B1/8/P2K1p2/8 w - - 0 1
>
>Analysis by Junior 9:
>
>56.a4+ Rxa4 57.Ad1+ Ra3 58.Re2
>  µ  (-1.12)   Profundidad: 3   00:00:00
>56.Ah3 Rc4
>  =  (-0.07)   Profundidad: 3   00:00:00
>56.Ad7+ Rb4 57.Re2 e3
>  =  (0.25)   Profundidad: 3   00:00:00
>56.Ae2+ Rb4 57.Re3
>  ±  (0.87)   Profundidad: 3   00:00:00
>56.Ae2+!
>  ±  (1.17)   Profundidad: 6   00:00:00  1kN
>56.Ae2+ Rb4 57.Re3 Rc3 58.Rxf2 Rd4
>  +-  (1.75)   Profundidad: 6   00:00:00  2kN
>56.Re2!
>  +-  (1.76)   Profundidad: 6   00:00:00  2kN
>56.Re2 e3 57.Ah3 Ra4 58.Rxe3 Ra3 59.Rxf2
>  +-  (1.89)   Profundidad: 6   00:00:00  3kN
>56.Re2 e3 57.Ad7+ Rc4 58.a4 Rd4 59.Af5 Rc3
>  ±  (0.91)   Profundidad: 9   00:00:00  19kN
>56.Re2!
>  ±  (1.21)   Profundidad: 12   00:00:00  58kN
>56.Re2 e3 57.Ad7+ Rc4 58.Ac8 Rd4 59.Ah3 Re4
>  ±  (1.12)   Profundidad: 15   00:00:00  392kN
>56.Re2 e3 57.Ad7+ Rc4 58.Ac8 Rd4 59.Ah3 Re4
>  ±  (1.12)   Profundidad: 18   00:00:01  1244kN
>56.Re2 e3 57.Ad7+ Rc4 58.a4 Rb4 59.Ab5 Ra5 60.Ac6 Rb6 61.Ae8 Ra5 62.Ab5 Rb4
>  ±  (0.89)   Profundidad: 21   00:00:03  4782kN
>56.Re2 e3 57.Ad7+ Rc4 58.a4 Rb4 59.Ab5 Ra5 60.Ac6 Rb6 61.Ae8 Ra5 62.Ab5 Rb4
>  ±  (0.89)   Profundidad: 24   00:00:07  11461kN
>56.Re2 e3 57.Ad7+ Rc4 58.a4 Rb4 59.Ac6 Ra5 60.Ab5 Rb4 61.Rf1 Ra5
>  ±  (0.90)   Profundidad: 26   00:00:17  29060kN
>56.Re2 e3 57.Ad7+ Rc4 58.a4 Rb4 59.Ac6 Ra5 60.Ab5 Rb4 61.Ad7 Ra5 62.Ac6 Rb6
>  ±  (0.89)   Profundidad: 28   00:00:38  63186kN
>56.Re2 e3 57.Ad7+ Rc4 58.a4 Rb4 59.Ac6 Ra5 60.Ab5 Rb4 61.Ad7 Ra5
>  ±  (0.89)   Profundidad: 30   00:01:23  140654kN
>56.Re2 e3 57.Ad7+ Rc4 58.a4 Rb4 59.Ac6 Ra5 60.Ab5 Rb4 61.Ad7 Ra5
>  ±  (0.89)   Profundidad: 31   00:02:39  281696kN
>56.Re2 e3 57.Ad7+ Rc4 58.a4 Rb4 59.Ac6 Ra5 60.Ab5 Rb4 61.Ad7 Ra5
>  ±  (0.89)   Profundidad: 32   00:04:53  545811kN
>
>(, AMD 25.02.2005)
>
>
>
>
>
>Anand,V - Topalov,V
>8/8/8/1k6/4p1B1/8/P2K1p2/8 w - - 0 1
>
>Analysis by Crafty 19.19:
>
>56.Ad7+ Rc4
>  ³  (-0.50)   Profundidad: 1/4   00:00:00
>56.Ad7+ Rc4 57.Re2
>  ³  (-0.50)   Profundidad: 2/4   00:00:00
>56.Ae2+
>  =  (-0.10)   Profundidad: 2/4   00:00:00
>56.Ae2+ Rc5 57.Af1
>  =  (-0.07)   Profundidad: 2/4   00:00:00
>56.Ae2+ Ra4 57.Re3 Ra3
>  =  (0.05)   Profundidad: 3/6   00:00:00
>56.Ae2+ Ra4 57.Re3 Ra3 58.Ac4
>  =  (0.25)   Profundidad: 4/7   00:00:00
>56.Re2
>  ²  (0.45)   Profundidad: 4/7   00:00:00
>56.Re2
>  +-  (1.45)   Profundidad: 4/7   00:00:00
>56.Re2 e3 57.Ah3 Rc4 58.Rxe3
>  +-  (1.89)   Profundidad: 4/7   00:00:00
>56.Re2 e3 57.Ah3 Rc4 58.Rxe3
>  +-  (1.89)   Profundidad: 5/9   00:00:00
>56.Re2 e3 57.Ah3 Rb4 58.Rxe3 Ra3
>  +-  (2.11)   Profundidad: 6/10   00:00:00  9kN
>56.Re2 e3 57.Ah3 Rb4 58.Rxe3 Ra3 59.Rxf2 Rxa2
>  =  (0.00)   Profundidad: 7/12   00:00:00  23kN
>56.Re2 e3 57.Ah3 Rb4 58.Rxe3 Ra3 59.Rxf2 Rxa2
>  =  (0.00)   Profundidad: 8/13   00:00:00  44kN
>56.Re2 e3 57.Ah3 Rb4 58.Rxe3 Ra3 59.Rxf2 Rxa2 60.Ag2
>  =  (0.00)   Profundidad: 9/15   00:00:00  84kN
>56.Re2 e3 57.Ah3 Rb4 58.Rxe3 Ra3 59.Rxf2 Rxa2 60.Ag2 Ra1
>  =  (0.00)   Profundidad: 10/16   00:00:00  154kN
>56.Re2 e3 57.Ah3 Rb4 58.Rxe3 Ra3 59.Rxf2 Rxa2 60.Ag2 Ra1 61.Re2
>  =  (0.00)   Profundidad: 11/18   00:00:00  270kN
>56.Re2 e3 57.Ah3 Rb4 58.Rxe3 Ra3 59.Rxf2 Rxa2 60.Ag2 Ra1 61.Re2 Rb1
>  =  (0.00)   Profundidad: 12/19   00:00:00  470kN
>56.Re2 e3 57.Ah3 Rb4 58.Rxe3 Ra3 59.Rxf2 Rxa2 60.Ag2 Ra1 61.Re2 Rb1 62.Rf1
>  =  (0.00)   Profundidad: 13/20   00:00:00  774kN
>56.Re2 e3 57.Ah3 Rb4 58.Rxe3 Ra3 59.Rxf2 Rxa2 60.Ag2 Ra1 61.Re2 Rb1 62.Rf1 Ra1
>  =  (0.00)   Profundidad: 14/21   00:00:01  1269kN
>56.Re2 e3 57.Ah3 Rb4 58.Rxe3 Ra3 59.Rxf2 Rxa2 60.Ag2 Ra1 61.Re2 Rb1 62.Rf1 Ra1
>63.Re2
>  =  (0.00)   Profundidad: 15/24   00:00:01  2038kN
>56.Re2 e3 57.Ah3 Rb4 58.Rxe3 Ra3 59.Rxf2 Rxa2 60.Ag2 Ra1 61.Re2 Rb1 62.Rf1 Ra1
>63.Re2
>  =  (0.00)   Profundidad: 16/26   00:00:02  3248kN
>56.Re2 e3 57.Ah3 Rb4 58.Rxe3 Ra3 59.Rxf2 Rxa2 60.Ag2 Ra1 61.Re2 Rb1 62.Rf1 Ra1
>63.Re2
>  =  (0.00)   Profundidad: 17/30   00:00:04  5235kN
>56.Re2 e3 57.Ah3 Rb4 58.Rxe3 Ra3 59.Rxf2 Rxa2 60.Ag2 Ra1 61.Re2 Rb1 62.Rf1 Ra1
>63.Re2
>  =  (0.00)   Profundidad: 18/33   00:00:06  8911kN
>56.Re2 e3 57.Ah3 Rb4 58.Rxe3 Ra3 59.Rxf2 Rxa2 60.Ag2 Ra1 61.Re2 Rb1 62.Rf1 Ra1
>63.Re2
>  =  (0.00)   Profundidad: 19/34   00:00:12  17460kN
>56.Re2 e3 57.Ah3 Rb4 58.Rxe3 Ra3 59.Rxf2 Rxa2 60.Ag2 Ra1 61.Re2 Rb1 62.Rf1 Ra1
>63.Re2
>  =  (0.00)   Profundidad: 20/39   00:00:27  42778kN
>56.Ae2+
>  ²  (0.40)   Profundidad: 20/39   00:00:31  47881kN
>56.Ae2+
>  ±  (1.40)   Profundidad: 20/39   00:00:32  49955kN
>56.Ae2+ Ra4 57.Rc2 Ra3 58.Rb1 Rb4 59.Rb2 Ra4 60.Af1 Rb4 61.a3+ Ra4 62.Ae2 Ra5
>63.Rb3 Rb6 64.Rb4 Rc6 65.Rc4
>  +-  (2.13)   Profundidad: 20/39   00:00:37  57031kN
>56.Ae2+ Ra4 57.Rc2 Ra3 58.Rb1 Rb4 59.Rb2 Ra4 60.Aa6 Ra5 61.Af1 Ra4 62.Ae2 e3
>63.Rc2 Ra5 64.Rb3 Rb6 65.Rc3 Ra5 66.Rd4 Rb6 67.Rxe3
>  +-  (2.11)   Profundidad: 21/40   00:01:14  118641kN
>56.Ah3 Rb4 57.Rc2 e3 58.Af1 Ra3 59.Rb1 Ra4 60.Rb2 Rb4 61.a3+ Ra5 62.Rb3 Rb6
>63.Rc3 Ra5 64.Ae2 Ra4 65.Rb2
>  +-  (2.31)   Profundidad: 21/40   00:02:11  209017kN
>56.Ah3 Rb4 57.Rc2 e3 58.Af1 Ra3 59.Rb1 Ra4 60.Rb2 Rb4 61.a3+ Ra5 62.Rb3 Rb6
>63.Rc3 Ra5 64.Ae2 Ra4 65.Rb2
>  +-  (2.31)   Profundidad: 22/42   00:02:27  233500kN
>56.Ae2+
>  +-  (2.71)   Profundidad: 22/42   00:02:46  259200kN
>56.Ae2+ Ra4 57.Rc2 Ra3 58.Rb1 Ra4 59.Ac4 Rb4 60.Af1 Rc3 61.Rc1 e3 62.Ae2 Rb4
>63.Rb2 Ra4 64.Af1 e2 65.Axe2 Rb4 66.a3+ Ra5 67.Rb3 Rb6 68.Af1
>  +-  (2.71)   Profundidad: 22/42   00:03:04  286491kN
>56.Ae2+ Ra4 57.Rc2 Ra3 58.Rb1 Ra4 59.Af1 Ra3 60.Ag2 Rb4 61.Rb2 Ra4 62.Af1 Rb4
>63.a3+ Ra4 64.Ra2 Ra5 65.Rb3 Rb6 66.Rc4 Rc6 67.Rd4 e3 68.Rxe3
>  +-  (2.71)   Profundidad: 23/49   00:05:39  527594kN
>
>(, AMD 25.02.2005)
>
>
>
>Anand,V - Topalov,V
>8/8/8/1k6/4p1B1/8/P2K1p2/8 w - - 0 1
>
>
>Analysis by Ruffian 2.10:
>
>
>56.Re2
>  +-  (1.54)   Profundidad: 15   00:00:01  1916kN
>56.Re2 e3 57.Ad7+ Rc5 58.Ae8 Rb4 59.a4 Ra5 60.Ab5 Rb4 61.Ae8
>  +-  (1.70)   Profundidad: 15   00:00:01  1916kN
>56.Re2
>  ±  (1.35)   Profundidad: 16   00:00:02  3609kN
>56.Re2 e3 57.Ad7+ Rc5 58.Ae8 Rb4 59.a4 Ra5 60.Ab5 Rb4 61.Ad7 Ra5 62.Rf1 Rb4
>63.Ab5 Rc5 64.Ae2
>  ±  (1.20)   Profundidad: 16   00:00:02  3609kN
>56.Re2 e3 57.Ad7+ Rc5 58.Ae8 Rb4 59.a4 Ra5 60.Ab5 Rb4 61.Ad7 Ra5 62.Ac6 Ra6
>63.Ab5+ Ra5 64.Rf1 Rb4 65.Ac6 Rc5
>  ±  (1.02)   Profundidad: 17   00:00:04  7280kN
>56.Re2 e3 57.Ad7+ Rc5 58.Ae8 Rb4 59.a4 Ra5 60.Ab5 Rb4 61.Ad7 Ra5 62.Ac6 Ra6
>63.Ab5+ Ra5 64.Rf1 Rb6 65.Ae2 Rc5 66.a5
>  ±  (1.20)   Profundidad: 18   00:00:06  10123kN
>56.Re2 e3 57.Ad7+ Rc5 58.Ae8 Rb4 59.a4 Ra5 60.Ab5 Rb4 61.Ad7 Ra5 62.Ac6 Ra6
>63.Ab5+ Ra5 64.Rf1 Rb6 65.Ac4 Rc5 66.Ae2
>  ±  (1.20)   Profundidad: 19   00:00:07  12371kN
>56.Re2 e3 57.Ad7+ Rc5 58.Ae8 Rb4 59.a4 Ra5 60.Ab5 Rb4 61.Ad7 Ra5 62.Ac6 Ra6
>63.Ab5+ Ra5 64.Ad7 Ra6 65.Ac6 Ra5 66.Rf1 Rb6
>  ±  (1.02)   Profundidad: 20   00:00:11  18918kN
>56.Ae2+ Rb4 57.Rc2 Ra3 58.Rb1 Rb4 59.Rb2 Ra4 60.a3 Ra5 61.Rb3 e3 62.Af1 Rb6
>63.Rb4 Rc6 64.Rc4 Rb6 65.Rd3 Rb5
>  ±  (1.29)   Profundidad: 20   00:00:13  18918kN
>56.Ae2+
>  +-  (1.64)   Profundidad: 21   00:00:16  27862kN
>56.Ae2+ Rb4 57.Rc2 Ra3 58.Rb1 Rb4 59.Rb2 Ra4 60.a3 Ra5 61.Rb3 e3 62.Af1 Rb6
>63.Rb4 Rc6 64.a4 Rb6 65.a5+ Rb7 66.Rc3 Rc6 67.a6
>  +-  (1.63)   Profundidad: 21   00:00:17  27862kN
>56.Ae2+
>  +-  (1.98)   Profundidad: 22   00:00:20  34377kN
>56.Ae2+ Rb4 57.Rc2 Ra3 58.Rb1 Rb4 59.Rb2 Ra4 60.a3 Ra5 61.Rb3 e3 62.a4 Rb6
>63.Rb4 Rc6 64.Ab5+ Rd6 65.a5 Rc7 66.Rc5 Rd8 67.Rd4 Re7 68.Rxe3
>  +-  (3.24)   Profundidad: 22   00:00:22  34377kN
>56.Ae2+ Rb4 57.Rc2 Ra3 58.Rb1 Rb4 59.Rb2 Ra4 60.a3 Ra5 61.Rb3 e3 62.a4 Rb6
>63.Rb4 Rc6 64.a5 Rd5 65.Ab5 Rd6 66.a6 Rc7 67.Ae2 Rc6 68.Rc3 Rb6 69.Rd4 Ra7
>70.Rxe3
>  +-  (3.41)   Profundidad: 23   00:00:28  47622kN
>56.Ae2+
>  +-  (3.76)   Profundidad: 24   00:00:36  59867kN
>56.Ae2+ Rb4 57.Rc2 Ra3 58.Rb1 Rb4 59.Rb2 Ra4 60.a3 Ra5 61.Rb3 e3 62.a4 Rb6
>63.Rb4 Rc6 64.Ab5+ Rd5 65.a5 Rd6 66.Rc3 Rc5 67.Ae2 Rd5 68.Rd3 Rc5 69.Rxe3
>  +-  (4.11)   Profundidad: 24   00:00:42  59867kN
>56.Ae2+
>  +-  (4.46)   Profundidad: 25   00:00:57  93613kN
>56.Ae2+ Rb4 57.Rc2 Ra3 58.Rb1 Rb4 59.Rb2 Ra4 60.a3 Ra5 61.Rb3 e3 62.a4 Rb6
>63.Rb4 Rc6 64.a5 Rd5 65.a6 Rc6 66.Rc3 Rc7 67.Rd4 f1D 68.Axf1 Rd7
>  +-  (5.09)   Profundidad: 25   00:01:06  93613kN
>56.Ae2+
>  +-  (5.44)   Profundidad: 26   00:01:30  146235kN
>56.Ae2+ Rb4 57.Rc2 Ra3 58.Rb1 Rb4 59.Rb2 Ra4 60.Af1 e3 61.Ae2 Rb4 62.a3+ Ra5
>63.Rb3
>  +-  (5.64)   Profundidad: 26   00:01:51  146235kN
>56.Ae2+
>  +-  (5.99)   Profundidad: 27   00:02:25  234949kN
>
>(, AMD 25.02.2005)



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