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Subject: Re: Two Endgame Test Positions

Author: Vincent Lejeune

Date: 22:43:27 04/24/04

Go up one level in this thread


On April 24, 2004 at 03:20:37, Vincent Lejeune wrote:

>On April 23, 2004 at 20:34:23, Dieter Buerssner wrote:
>
>>Both from ICC games Yace-Amateur.
>>
>>[D] 8/8/4kp2/2B5/p1pP1P1p/5b2/1P1K2P1/8 w - - 0 48 bm d5+;
>>
>>Black just made the (to me) surprising move Bxf3!?. If White takes the B, he
>>will lose, because he cannot avoid the promotion of the h-pawn anymore. (Finding
>>Bxf3 might also be considered as an interesting test position, but it is not
>>enough to win).
>>[Will, what I told you about the position was rather wrong ...]
>
>Shredder 8, AMD 2800+, 11 sec
>
>Analysis by Shredder 8:
>...
>1.gxf3 h3 2.Re3 h2 3.Rf2 h1D 4.d5+ Rxd5 5.Re3 Rxc5
>  +-  (1.88)   Profondeur: 9/12   00:00:00  24kN
>1.gxf3 h3 2.Re3 h2 3.Rf2 h1D 4.d5+ Rxd5 5.Re3 Rxc5 6.b4+ Rxb4
>  +-  (1.63)   Profondeur: 10/12   00:00:00  35kN
>1.gxf3 Rd5 2.Re3 h3 3.Rf2 f5
>  +-  (1.63)   Profondeur: 10/13   00:00:00  39kN
>1.gxf3 h3 2.d5+ Rxd5 3.Fg1 Rc6 4.Rc3 Rb5 5.Rd4 f5 6.Fh2 Rb4
>  +-  (1.85)   Profondeur: 11/14   00:00:00  63kN
>1.gxf3 c3+ 2.bxc3 h3 3.Re3 h2 4.d5+ Rxd5 5.c4+ Rxc5 6.Rd3 h1D 7.Re4 Rxc4 8.Rf5
>Dxf3
>  +-  (1.60)   Profondeur: 12/17   00:00:00  139kN, tb=1
>1.gxf3 c3+ 2.bxc3 h3 3.Re3 h2 4.d5+ Rxd5 5.c4+ Rxc5 6.Rd3 h1D 7.Re4 Rxc4 8.Rf5
>Dxf3
>  ±  (1.10)   Profondeur: 12/17   00:00:00  161kN, tb=1
>1.gxf3 c3+ 2.bxc3 h3 3.d5+ Rxd5 4.Fg1 a3 5.Rc1 Rc4 6.Rb1 Rxc3 7.f5
>  ±  (0.81)   Profondeur: 12/27   00:00:01  247kN, tb=7
>1.gxf3 c3+ 2.bxc3 h3 3.d5+ Rxd5 4.Fg1 a3 5.Rc1 Rc4 6.Rb1 Rxc3 7.f5 Rb3
>  ±  (0.81)   Profondeur: 13/19   00:00:01  365kN, tb=7
>1.gxf3 c3+ 2.bxc3 a3 3.Rc1 h3 4.d5+ Rxd5 5.Fg1 Rc4 6.Rb1 Rxc3 7.f5 Rb3 8.Fh2
>  ²  (0.67)   Profondeur: 14/26   00:00:01  549kN, tb=24
>1.gxf3 c3+ 2.bxc3 a3 3.Rc1 Rd5 4.Fe7 a2 5.Rb2 h3 6.c4+ Rxc4 7.Fd6 h2 8.f5 h1D
>9.Rc2 a1D
>  ²  (0.42)   Profondeur: 15/22   00:00:03  754kN, tb=68
>1.gxf3 c3+ 2.bxc3 a3 3.Rc1 Rd5 4.c4+ Rxc4 5.Fd6 a2 6.Rb2 f5
>  ²  (0.42)   Profondeur: 15/22   00:00:03  800kN, tb=68
>1.gxf3 c3+ 2.bxc3 a3 3.Rc1 Rd5 4.c4+ Rc6 5.Fb4 h3 6.d5+ Rd7 7.c5 a2 8.Rb2 h2
>9.Rc3 a1D+ 10.Rb3 h1D
>  =  (0.17)   Profondeur: 16/28   00:00:03  1135kN, tb=84
>1.gxf3 c3+ 2.bxc3 a3 3.Rc1 Rd5 4.c4+ Rc6 5.Fb4 h3 6.d5+ Rd7 7.c5 a2 8.Rb2 h2
>9.Rc3 a1D+ 10.Rb3 h1D
>  ³  (-0.33)   Profondeur: 16/28   00:00:04  1255kN, tb=94
>1.gxf3 c3+ 2.bxc3 a3 3.Rc2 Rd5 4.c4+ Rc6 5.Fxa3 h3 6.d5+ Rd7 7.c5 h2 8.c6+ Rd8
>9.d6 h1D 10.Rd3
>  -+  (-2.73)   Profondeur: 16/30   00:00:05  1729kN, tb=124
>1.f5+ Rd5 2.Re3 Fxg2 3.Rf2 h3 4.Rg1 h2+ 5.Rxg2 h1C
>  -+  (-2.72)   Profondeur: 16/30   00:00:05  1984kN, tb=124
>1.f5+ Rd5 2.Re3 Fxg2 3.Rf2 h3 4.Rg3 c3 5.bxc3 a3 6.Fxa3 Rc4
>  -+  (-2.37)   Profondeur: 16/30   00:00:05  2033kN, tb=129
>1.f5+ Rd7 2.Re3 Fxg2 3.Rf4 Re8 4.Rg4 h3 5.Rg3 a3 6.Fxa3 Fe4
>  µ  (-0.91)   Profondeur: 16/34   00:00:09  3118kN, tb=254
>1.d5+ Fxd5 2.Ff2 Rf5 3.Fxh4 Fxg2
>  µ  (-0.90)   Profondeur: 16/34   00:00:11  3407kN, tb=355
>1.d5+ Rxd5 2.Ff2 Fxg2 3.Fxh4 f5 4.Rc3 Ff3 5.Ff6 Rc5 6.Fe5 Rb5 7.Ff6 Fe4 8.Fe5
>Rc5 9.Fd4+ Rb5 10.Fg1
>  ³  (-0.62)   Profondeur: 16/34   00:00:12  3570kN, tb=595
>1.d5+ Rxd5 2.Ff2 Fxg2 3.Fxh4 f5 4.Rc3 Ff3 5.Ff6 Fd1 6.Fe5 Fb3 7.Rb4 Re4 8.Fd6
>Rd3 9.Fe5
>  ³  (-0.60)   Profondeur: 17/27   00:00:13  3976kN, tb=783
>1.d5+ Rxd5 2.Ff2 Fxg2 3.Fxh4 f5 4.Ff6 Ff3 5.Fe5 Rc5 6.Re3 Fd5 7.b4+ Rxb4 8.Rf2
>  ³  (-0.64)   Profondeur: 18/31   00:00:15  4784kN, tb=971
>1.d5+ Rxd5 2.Ff2 Fxg2 3.Fxh4 f5 4.Ff6 Ff3 5.Fe5 Rc5 6.Rc3 Rb5 7.Ff6 Fe4 8.Fe5
>Rc5
>  ³  (-0.59)   Profondeur: 19/32   00:00:18  6156kN, tb=1361
>1.d5+ Rxd5 2.Ff2 Fxg2 3.Fxh4 f5 4.Ff6 Ff3 5.Fe5 Rc5 6.Rc3 Fd1 7.Rd2 Fb3 8.Re3
>  ³  (-0.65)   Profondeur: 20/39   00:00:25  7730kN, tb=2160
>1.d5+ Rxd5 2.Ff2 Fxg2 3.Fxh4 f5 4.Ff6 Ff3 5.Fe5 Rc5 6.Rc3 Fd1 7.Fd4+ Rd5 8.Fg1
>  ³  (-0.65)   Profondeur: 21/38   00:00:54  11737kN, tb=7508
>1.d5+ Rxd5 2.Ff2 Fxg2 3.Fxh4 f5 4.Ff6 Ff3 5.Fe5 Rc5 6.Rc3 Fd1 7.Rd2 Fb3 8.Fh8
>  ³  (-0.66)   Profondeur: 22/38   00:01:19  15638kN, tb=11390
>
>
>
>>
>>
>>From another game:
>>
>>[D] 3b4/3B4/4n3/5kp1/8/6P1/6K1/8 b - - 21 69 am g4;
>>
>>After g4, white has a draw - the black King cannot do anything sensible anymore,
>>because he has to defend the pinned knight. Ke5 (and probably other moves, too)
>>is winning. If your engine avoids g4 soon, it might still be interesting to
>>compare the scores after g4 and Ke5. Can any engine show something close to draw
>>score after g4?.
>
>Shredder 8 avoids g4 very quickly (depth 4/5)
>
>Nouvelle partie
>3b4/3B4/4n3/5kp1/8/6P1/6K1/8 b - - 0 1
>
>Analysis by Shredder 8:
>...
>1...Fb6 2.Rf3 Re5 3.Re2 Cd4+ 4.Re3 Cb3+ 5.Rf3
>  -+  (-3.94)   Profondeur: 5/9   00:00:00
>1...Fb6 2.Rh3 Fd4 3.Rg2 g4 4.Fc8 Fb2 5.Fxe6+ Rxe6
>  -+  (-3.96)   Profondeur: 6/10   00:00:00
>1...Fb6 2.Rf3 Fa7 3.Rg2 Fd4 4.Rf3 Fc5 5.g4+ Rf6 6.Fxe6 Rxe6
>  -+  (-3.71)   Profondeur: 7/11   00:00:01  7kN, tb=174
>1...Fb6 2.Fa4
>  -+  (-3.77)   Profondeur: 7/11   00:00:01  8kN, tb=189
>1...Re5 2.Rf3 Cc5 3.Fc6 Fa5 4.Rg4 Fd2
>  -+  (-3.80)   Profondeur: 7/11   00:00:01  9kN, tb=204
>1...Re5 2.Rf3 Cd4+ 3.Rg2 Rd5 4.Rh3 Ce6 5.Fxe6+ Rxe6
>  -+  (-3.84)   Profondeur: 7/11   00:00:01  10kN, tb=224
>1...Ff6 2.Rf3 Re5 3.Rg4 Cd4 4.Rh5 Fe7
>  -+  (-3.85)   Profondeur: 7/11   00:00:01  11kN, tb=234
>1...Ff6 2.Rf3 g4+ 3.Rg2 Fc3 4.Rf2 Fd2 5.Fxe6+ Rxe6
>  -+  (-3.86)   Profondeur: 7/11   00:00:01  12kN, tb=240
>1...Fe7 2.g4+ Re5 3.Rf3
>  -+  (-3.87)   Profondeur: 7/11   00:00:01  13kN, tb=253
>1...Fe7 2.Rf3 g4+ 3.Rg2 Re5 4.Rf2 Rf5 5.Rg2 Re5 6.Rf2 Rf5 7.Rg2 Re5
>  -+  (-3.87)   Profondeur: 7/11   00:00:01  14kN, tb=254
>1...Fe7 2.Rf3 Fc5 3.Re2 Rf6 4.g4
>  -+  (-3.85)   Profondeur: 8/12   00:00:01  19kN, tb=342
>1...Re5 2.Rf3 Cd4+ 3.Rg2
>  -+  (-3.86)   Profondeur: 8/12   00:00:01  20kN, tb=358
>1...Re5 2.Rf3 Rf6
>  -+  (-3.86)   Profondeur: 8/12   00:00:01  23kN, tb=373
>1...Ff6 2.Rf3 Re5 3.Rg2
>  -+  (-3.87)   Profondeur: 8/12   00:00:01  24kN, tb=386
>1...Ff6 2.Rf3 Re5 3.Rg4 Cc5 4.Fc8 Rd4 5.Ff5
>  -+  (-3.87)   Profondeur: 8/12   00:00:01  25kN, tb=393
>1...Ff6 2.Rf3 g4+ 3.Rg2 Fc3 4.Fc8 Rf6 5.Fb7
>  -+  (-3.79)   Profondeur: 9/13   00:00:02  34kN, tb=488
>1...Re5 2.Rf3 Cc5 3.Fc6 Rd6 4.Fb5 Fe7 5.Fe2 Rd5
>  -+  (-3.80)   Profondeur: 9/13   00:00:02  35kN, tb=492
>1...Re5 2.Rf3 Cd4+ 3.Rg4 Fe7 4.Fc8 Cc2 5.Fd7 Ff6 6.Ff5
>  -+  (-3.89)   Profondeur: 9/14   00:00:02  39kN, tb=527
>1...Re5 2.Rf3 Cc5 3.Fb5 Ce4 4.Fc6 Cd2+ 5.Re3 Cf1+ 6.Rf3 Ff6
>  -+  (-3.89)   Profondeur: 10/14   00:00:02  55kN, tb=732
>1...Fb6 2.Rf3 g4+ 3.Rg2 Re5 4.Rh2 Fa7 5.Rg2 Rd5 6.Rh2 Fb8
>  -+  (-3.90)   Profondeur: 10/14   00:00:02  63kN, tb=810
>1...Fb6 2.Rf3 g4+ 3.Rg2 Re5 4.Rh2 Fd4
>  -+  (-3.90)   Profondeur: 10/14   00:00:02  65kN, tb=812
>1...Fb6 2.Rf3 Fa7 3.g4+ Re5 4.Fa4 Cc5 5.Fb5 Rd5 6.Fe2 Rd6 7.Fb5
>  -+  (-3.92)   Profondeur: 11/18   00:00:03  86kN, tb=936
>1...Re5 2.Rf3 Cd4+ 3.Rg4 Re4 4.Rh5
>  -+  (-3.93)   Profondeur: 11/18   00:00:03  95kN, tb=971
>1...Re5 2.Rh3 Cd4 3.Fc8 Ff6 4.Rg4 Fg7
>  -+  (-3.93)   Profondeur: 11/18   00:00:03  105kN, tb=1045
>1...Re5 2.Rf3 Cd4+ 3.Rg2
>  -+  (-3.94)   Profondeur: 12/17   00:00:03  152kN, tb=1240
>1...Rf6 2.Fc8 Fc7 3.g4 Cd4 4.Fd7
>  -+  (-3.95)   Profondeur: 12/18   00:00:03  181kN, tb=1448
>1...Rf6 2.Rf3 Fc7 3.g4 Fe5 4.Fe8 Cd4+ 5.Re4 Ce2
>  -+  (-3.95)   Profondeur: 12/19   00:00:04  232kN, tb=1696
>1...Rf6 2.Rf3 Fc7 3.g4 Fe5 4.Fe8 Fb2 5.Re4 Cd4
>  -+  (-3.90)   Profondeur: 13/22   00:00:04  280kN, tb=1983
>1...Re5 2.Rf3 Cd4+ 3.Rg2
>  -+  (-3.91)   Profondeur: 13/22   00:00:04  292kN, tb=2022
>1...Re5 2.Fc8 Cd4 3.Rh3 Rf6 4.Fa6 Fc7 5.g4 Re5 6.Fc8
>  -+  (-3.96)   Profondeur: 13/22   00:00:05  397kN, tb=2483
>1...Re5 2.Fc8 Cc5 3.Rf3 Fa5 4.g4 Rd4 5.Ff5 Fb4 6.Fb1 Cd3 7.Fxd3 Fe1 8.Rg2 Rxd3
>  -+  (-3.98)   Profondeur: 14/18   00:00:05  479kN, tb=3304
>1...Re5 2.Rf3 Cd4+ 3.Rg4 Rf6 4.Rh3 Fc7 5.Rg4 Ce2 6.Fc6
>  -+  (-4.01)   Profondeur: 15/20   00:00:07  720kN, tb=5202
>1...Re5 2.Fc8 Fc7 3.Rf2
>  -+  (-4.02)   Profondeur: 16/20   00:00:08  888kN, tb=6639
>1...Re5 2.Fc8 Fc7 3.Rh3 Cd4 4.Fd7 Ce2 5.Fg4 Cg1+ 6.Rg2 Fb6 7.Fc8 Fd4 8.Ff5
>  -+  (-4.03)   Profondeur: 17/26   00:00:10  1258kN, tb=10214
>1...Re5 2.Rf3 Cd4+ 3.Re3 Fc7 4.g4 Fd6 5.Fe8 Fa3 6.Fc6
>  -+  (-4.04)   Profondeur: 18/28   00:00:15  2049kN, tb=19750
>1...Re5 2.Fc8 Cd4 3.Rf2 Fc7 4.Fb7
>  -+  (-4.07)   Profondeur: 19/30   00:00:17  2758kN, tb=28807
>1...Re5 2.Fc8 Cd4 3.Rf2 Fc7 4.Re3
>  -+  (-4.05)   Profondeur: 20/28   00:00:20  3188kN, tb=33429
>1...Re5 2.Fc8 Cd4 3.Rf2 Fc7 4.Re3
>  -+  (-4.05)   Profondeur: 21/28   00:00:21  3558kN, tb=38441
>1...Re5 2.Fc8 Cd4 3.Rf2 Fc7 4.Re3
>  -+  (-4.05)   Profondeur: 22/30   00:00:22  4065kN, tb=45244
>1...Re5 2.Fc8 Cd4 3.Rf2 Fc7 4.Re3
>  -+  (-4.05)   Profondeur: 23/34   00:00:25  4918kN, tb=57341
>1...Re5 2.Fc8 Cd4 3.Rf2 Fc7 4.Re3
>  -+  (-4.05)   Profondeur: 24/32   00:00:28  5961kN, tb=72294
>1...Re5 2.Fc8 Cd4 3.Rf2 Fc7 4.Re3
>  -+  (-4.05)   Profondeur: 25/32   00:00:33  7541kN, tb=94386
>
>after g4, score is only a bit lower :
>
>Nouvelle partie
>3b4/3B4/4n3/5k2/6p1/6P1/6K1/8 w - - 0 1
>
>Analysis by Shredder 8:
>
>2.Rg1 Re5 3.Rf2 Fe7 4.Rg1
>  -+  (-3.87)   Profondeur: 8/14   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 8/14   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/15   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/15   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/15   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/15   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/15   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/15   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/15   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/15   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00  28kN, tb=467
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00  28kN, tb=467
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00  28kN, tb=467
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00  28kN, tb=467
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00  28kN, tb=467
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00  28kN, tb=467
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00  28kN, tb=467
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00  28kN, tb=467
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00  28kN, tb=467
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00  28kN, tb=467
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00  28kN, tb=467
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00  28kN, tb=467
>2.Fc8 Re5 3.Rf2 Fb6+ 4.Re1 Fe3 5.Fd7 Fa7 6.Re2 Fb6 7.Re1 Rf6 8.Fc8 Fd4 9.Re2 Re5
>  -+  (-3.88)   Profondeur: 10/16   00:00:00  28kN, tb=467
>2.Rf2 Fb6+ 3.Re1 Rf6
>  -+  (-3.87)   Profondeur: 10/16   00:00:00  30kN, tb=523
>2.Rf2 Fb6+ 3.Re2 Rf6 4.Fb5
>  -+  (-3.87)   Profondeur: 10/16   00:00:00  33kN, tb=612
>2.Rg1 Re5 3.Rh2 Fe7 4.Rg2 Fc5
>  -+  (-3.86)   Profondeur: 10/16   00:00:00  36kN, tb=657
>2.Rg1 Re5 3.Rh2 Fe7 4.Rh1
>  -+  (-3.86)   Profondeur: 10/16   00:00:00  37kN, tb=660
>2.Rg1 Re5 3.Rh2 Fe7 4.Rh1 Fc5 5.Fc8 Fb6 6.Rg2
>  -+  (-3.88)   Profondeur: 11/14   00:00:01  47kN, tb=929
>2.Rg1 Re5 3.Rh2 Fe7 4.Rh1 Fc5 5.Fc8 Fb6 6.Rg2
>  -+  (-3.88)   Profondeur: 12/15   00:00:01  59kN, tb=1083
>2.Rg1 Re5 3.Rh2 Fe7 4.Rh1 Fc5 5.Fc8 Fb6 6.Rg2
>  -+  (-3.88)   Profondeur: 13/15   00:00:01  81kN, tb=1478
>2.Rh2 Fb6 3.Fc8 Fd4 4.Rg2 Re5 5.Fa6 Rf6
>  -+  (-3.87)   Profondeur: 13/15   00:00:02  90kN, tb=1695
>2.Rh2 Fb6 3.Fc8 Fd4 4.Fa6
>  -+  (-3.87)   Profondeur: 13/15   00:00:02  94kN, tb=1736
>2.Rh2 Fb6 3.Fc8 Fd4 4.Fd7 Re5 5.Fc8 Fc5 6.Fd7 Fd4 7.Fc8 Fc5 8.Fd7 Fd4 9.Fc8
>  -+  (-3.88)   Profondeur: 14/15   00:00:02  104kN, tb=1824
>2.Rh2 Fb6 3.Fc8 Fd4 4.Fd7 Re5 5.Fc8 Fc5 6.Fd7 Fb6
>  -+  (-3.88)   Profondeur: 15/15   00:00:02  123kN, tb=2121
>2.Rh2 Fb6 3.Rh1 Re5 4.Fc8 Fd8 5.Fd7 Fa5 6.Fc8
>  -+  (-3.88)   Profondeur: 16/18   00:00:04  177kN, tb=3000
>2.Rh2 Fb6 3.Rh1 Re5 4.Fc8 Fd8 5.Fd7
>  -+  (-3.91)   Profondeur: 17/18   00:00:05  244kN, tb=3825
>2.Rh2 Fb6 3.Rh1 Re5 4.Fc8 Fd8
>  -+  (-3.88)   Profondeur: 18/21   00:00:05  319kN, tb=5140
>2.Rh2 Fb6 3.Rh1 Re5 4.Fc8 Fd8 5.Rh2 Fa5
>  -+  (-3.88)   Profondeur: 19/19   00:00:06  389kN, tb=6202
>2.Rh2 Fb6 3.Rh1 Re5 4.Fc8 Fd8 5.Rh2 Fa5
>  -+  (-3.88)   Profondeur: 20/21   00:00:06  483kN, tb=8477
>2.Rh2 Fb6 3.Rh1 Re5 4.Fc8 Fd8 5.Rh2 Fa5
>  -+  (-3.88)   Profondeur: 21/21   00:00:07  600kN, tb=10680
>2.Rh2 Fb6 3.Rh1 Re5 4.Fc8 Fd8 5.Rh2 Fa5
>  -+  (-3.88)   Profondeur: 22/24   00:00:08  802kN, tb=15861
>2.Rh2 Fb6 3.Rh1 Re5 4.Fc8 Fd8 5.Rh2 Fa5
>  -+  (-3.88)   Profondeur: 23/23   00:00:09  1031kN, tb=21071
>2.Rh2 Fb6 3.Rh1 Re5 4.Fc8 Fd8 5.Rh2 Fa5
>  -+  (-3.88)   Profondeur: 24/24   00:00:11  1379kN, tb=28210
>2.Rh2 Fb6 3.Rg2 Re5 4.Fc8 Fd8 5.Rf2
>  -+  (-3.85)   Profondeur: 25/25   00:00:16  2065kN, tb=43929
>2.Rh2 Fa5 3.Rg2 Re5 4.Rh1 Fd8 5.Rh2 Fb6 6.Fc6
>  -+  (-3.87)   Profondeur: 26/33   00:00:27  5374kN, tb=103253
>2.Rh2 Fa5 3.Rg2 Re5 4.Fc8 Fc3 5.Fd7 Rf5
>  -+  (-3.87)   Profondeur: 27/30   00:00:32  7240kN, tb=138239
>2.Rh2 Fa5 3.Rg2 Re5 4.Fc8 Fc3 5.Fd7 Rf5
>  -+  (-3.87)   Profondeur: 28/28   00:00:38  8597kN, tb=157261
>2.Rh2 Fa5 3.Rg2 Re5 4.Fc8 Fc3 5.Fd7 Rf5
>  -+  (-3.87)   Profondeur: 29/29   00:00:44  9966kN, tb=180416
>2.Rh2 Fa5 3.Rg2 Re5 4.Fc8 Fc3 5.Fd7 Rf5
>  -+  (-3.87)   Profondeur: 30/30   00:00:53  12184kN, tb=224220
>2.Rh2 Fa5 3.Rg2 Re5 4.Fc8 Fc3 5.Fd7 Rf5
>  -+  (-3.87)   Profondeur: 31/32   00:01:02  14697kN, tb=261327
>
>
>May be, I'll run it overnight to search for more details


No drop in score for Kh2 after 6h

Analysis by Shredder 8:
...
1.Rh2 Re5 2.Rg2 Fb6 3.Fa4
  -+  (-3.91)   Profondeur: 35/43   00:12:51  381586kN, tb=11270180
1.Rh2 Re5 2.Rg2 Fb6 3.Rh2 Fc7 4.Rg2 Fa5 5.Rf1
  -+  (-3.91)   Profondeur: 36/36   00:17:46  573858kN, tb=13467476
1.Rh2 Re5 2.Rg2 Fa5 3.Rg1 Fb6+ 4.Rg2 Fc7
  -+  (-3.92)   Profondeur: 37/45   00:23:07  717978kN, tb=15102753
1.Rh2 Re5 2.Rg2 Fa5 3.Rg1 Fb6+ 4.Rg2 Fc7
  -+  (-3.92)   Profondeur: 38/38   00:27:26  884485kN, tb=22722108
1.Rh2 Re5 2.Rg2 Fa5 3.Rg1 Fb6+ 4.Rh2 Fc7
  -+  (-3.91)   Profondeur: 39/41   00:37:25  1330454kN, tb=24387638
1.Rh2 Re5 2.Rg2 Fa5 3.Rg1 Rd6 4.Fa4 Fb6+ 5.Rg2 Re5 6.Fd7
  -+  (-3.92)   Profondeur: 40/42   00:46:47  1695896kN, tb=30263475
1.Rh2 Re5 2.Rg2 Fa5 3.Rg1 Fb6+ 4.Rh2 Rf5
  -+  (-3.92)   Profondeur: 41/45   00:54:31  1949565kN, tb=39008745
1.Rh2 Re5 2.Rg2 Fa5 3.Rg1 Fb6+ 4.Rh2 Rd6 5.Fc8 Fd8
  -+  (-3.92)   Profondeur: 42/42   01:20:44  3145650kN, tb=66289156
1.Rh2 Re5 2.Rg2 Fa5 3.Rg1 Fb6+ 4.Rh2 Rd6 5.Fc8 Fd8
  -+  (-3.93)   Profondeur: 43/45   01:30:10  3401012kN, tb=69810278
1.Rh2 Re5 2.Rg2 Fa5 3.Rg1 Rd6 4.Fa4 Fb6+ 5.Rg2 Re5 6.Fd7
  -+  (-3.95)   Profondeur: 44/48   02:07:05  4848379kN, tb=89219683
1.Rh2 Re5 2.Rg2 Fa5 3.Rg1 Fb6+ 4.Rh2 Rf5
  -+  (-3.95)   Profondeur: 45/49   03:13:02  7493151kN, tb=178815991
1.Rh2 Re5 2.Rg2 Fa5 3.Rg1 Fb6+ 4.Rh2 Rf5
  -+  (-3.95)   Profondeur: 46/49   06:15:33  15189125kN, tb=571137439


>
>
>>
>>Regards,
>>Dieter



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