[ Test Suite wac | Hossa ]

Positions 281 - 290


[Diagram of position #281]

Test position #281

White to move


FEN :          2R5/2R4p/5p1k/6n1/8/1P2QPPq/r7/6K1 w - -
Best Move :    Rxh7+ 
Position ID:  "WAC.281"

 depth   value    time    nodes pv
    1    -3.35    0.00       13 1.c8h8 h3xg3 2.Kf1 g3xc7 
  6/1    -2.03    0.00       64 1.c8f8 h3xg3 2.Kf1 g3xc7 3.f8xf6 Kh5 
  8/1    -1.08    0.00       69 1.f4 
  9/1    -0.90    0.00       71 1.e3f4 
   <1>   -0.90    0.00      223 1.e3f4 
!34/2    -0.48    0.00      999 1.c7c2 
!   2    +0.27    0.00     1069 1.c7c2 
!   2    +0.57    0.00     1180 1.c7c2 h3xg3 2.Kf1 a2xc2 3.c8xc2 g3xf3 
                                4.e3f2 
   <2>   +0.57    0.01     1247 1.c7c2 h3xg3 2.Kf1 a2xc2 3.c8xc2 g3xf3 
                                4.e3f2 
    3    +0.57    0.01     1615 1.c7c2 h3xg3 2.Kf1 a2xc2 
! 3/3    +0.99    0.01     2682 1.c7xh7 
!   3    +1.74    0.01     3108 1.c7xh7 
!   3    +2.05    0.03     4914 1.c7xh7 Kxh7 2.e3e7 Kg6 3.c8g8 Kf5 
                                4.g4 Kf4 5.e7xf6 Ke3 6.g8xg5 h3xf3 
                                7.f6xf3 Kxf3 
   <3>   +2.05    0.03     5506 1.c7xh7 Kxh7 2.e3e7 Kg6 3.c8g8 Kf5 
                                4.g4 Kf4 5.e7xf6 Ke3 6.g8xg5 h3xf3 
                                7.f6xf3 Kxf3 
    4    +2.05    0.04     9960 1.c7xh7 Kxh7 2.e3e7 Kg6 3.c8g8 Kf5 
                                4.g4 Kf4 5.e7xf6 Ke3 
   <4>   +2.05    0.04    12344 1.c7xh7 Kxh7 2.e3e7 Kg6 3.c8g8 Kf5 
                                4.g4 Kf4 5.e7xf6 Ke3 
!   5    +2.47    0.06    17374 1.c7xh7 
!   5    +3.22    0.08    29526 1.c7xh7 
!   5    +6.42    0.09    32437 1.c7xh7 
!   5    +6.90    0.11    45934 1.c7xh7 Kxh7 2.e3e7 Kg6 3.c8g8 Kf5 
                                4.g8xg5 f6xg5 5.e7d7 Ke5 6.d7xh3 a2b2 
   <5>   +6.90    0.11    49684 1.c7xh7 Kxh7 2.e3e7 Kg6 3.c8g8 Kf5 
                                4.g8xg5 f6xg5 5.e7d7 Ke5 6.d7xh3 a2b2 
    6    +7.23    0.18   101658 1.c7xh7 Kxh7 2.e3e7 Kg6 3.c8g8 Kf5 
                                4.g8xg5 Kxg5 5.e7g7 Kf5 6.g7d7 Kg6 
                                7.d7xh3 a2b2 
   <6>   +7.23    0.20   112226 1.c7xh7 Kxh7 2.e3e7 Kg6 3.c8g8 Kf5 
                                4.g8xg5 Kxg5 5.e7g7 Kf5 6.g7d7 Kg6 
                                7.d7xh3 a2b2 
    7    +7.49    0.36   225215 1.c7xh7 Kxh7 2.e3e7 Kg6 3.c8g8 Kf5 
                                4.g8xg5 Kxg5 5.e7g7 Kf5 6.g7d7 Ke5 
                                7.f4 Ke4 8.d7xh3 f5 9.h3h6 
   <7>   +7.49    0.40   248928 1.c7xh7 Kxh7 2.e3e7 Kg6 3.c8g8 Kf5 
                                4.g8xg5 Kxg5 5.e7g7 Kf5 6.g7d7 Ke5 
                                7.f4 Ke4 8.d7xh3 f5 9.h3h6 
!   8    +7.91    1.29   835988 1.c7xh7 
   <8>   +7.91    1.29   835988 1.c7xh7 

Computed move :   c7xh7
NPS:              638158
solution found [278/281], time: 0.01, points: 25, nodes: 2682!
[Diagram of position #282]

Test position #282

White to move


FEN :          6k1/2p3p1/1p1p1nN1/1B1P4/4PK2/8/2r3b1/7R w - -
Best Move :    Rh8+ 
Position ID:  "WAC.282"

 depth   value    time    nodes pv
    1    -2.36    0.00      469 1.h1h8 Kf7 2.b5d3 c2f2 3.Ke3 
  5/1    -2.23    0.00      477 1.h1e1 
   <1>   -2.23    0.00      593 1.h1e1 
  2/2    -2.20    0.00     2305 1.h1h8 Kf7 2.Kg5 f6xe4 3.Kf5 
   <2>   -2.20    0.02     2669 1.h1h8 Kf7 2.Kg5 f6xe4 3.Kf5 
?   3    -3.24    0.04    11714 1.h1h8 Kf7 2.b5d3 g2xe4 3.h8f8 Kxg6 
                                4.d3xe4 f6xe4 5.Kxe4 
?10/3    -3.19    0.04    14182 1.h1e1 c2f2 2.Ke3 f6xe4 
   <3>   -3.19    0.05    14811 1.h1e1 c2f2 2.Ke3 f6xe4 
    4    -3.01    0.05    15736 1.h1e1 c2f2 2.Ke3 f6xe4 3.b5c6 
   <4>   -3.01    0.07    26270 1.h1e1 c2f2 2.Ke3 f6xe4 3.b5c6 
!   5    -2.59    0.08    29600 1.h1e1 
!   5    -2.32    0.08    33286 1.h1e1 c2f2 2.Ke3 f6g4 3.Kd4 Kf7 
                                4.b5e2 Kxg6 5.e2xg4 
! 2/5    -1.84    0.11    43414 1.h1h8 
!   5    +1.36    0.11    43443 1.h1h8 
!   5       #4    0.13    48983 1.h1h8 Kf7 2.b5e8 f6xe8 3.Kg5 g2xe4 
                                4.h8f8 h8f8 
   <5>      #4    0.14    53466 1.h1h8 Kf7 2.b5e8 f6xe8 3.Kg5 g2xe4 
                                4.h8f8 h8f8 

Computed move :   h1h8
NPS:              381900
solution found [279/282], time: 0.11, points: 25, nodes: 43414!
[Diagram of position #283]

Test position #283

White to move


FEN :          3q1rk1/4bp1p/1n2P2Q/3p1p2/6r1/Pp2R2N/1B4PP/7K w - -
Best Move :    Ng5 
Position ID:  "WAC.283"

 depth   value    time    nodes pv
    1    -2.93    0.00        6 1.e3xb3 
   <1>   -2.93    0.00      237 1.e3xb3 
?   2    -3.51    0.00     1643 1.e3xb3 b6c4 
   <2>   -3.51    0.01     2760 1.e3xb3 b6c4 
    3    -3.68    0.01     3174 1.e3xb3 b6c4 2.h3f2 
   <3>   -3.68    0.01     7857 1.e3xb3 b6c4 2.h3f2 
? 5/4    -4.43    0.09    47188 1.h3f4 b6c4 2.e6xf7 f8xf7 3.f4e6 
   <4>   -4.43    0.11    55828 1.h3f4 b6c4 2.e6xf7 f8xf7 3.f4e6 
    5    -4.04    0.16    86231 1.h3f4 e7c5 2.e3xb3 d8h4 3.e6xf7 Kxf7 
   <5>   -4.04    0.19   119186 1.h3f4 e7c5 2.e3xb3 d8h4 3.e6xf7 Kxf7 
    6    -3.94    0.31   195094 1.h3f4 f7xe6 2.f4xe6 d8d6 3.e3xb3 b6c4 
   <6>   -3.94    0.37   260842 1.h3f4 f7xe6 2.f4xe6 d8d6 3.e3xb3 b6c4 
    7    -4.05    0.56   388467 1.h3f4 b6c4 2.e3h3 e7h4 3.h3xb3 d4 
                                4.e6xf7 f8xf7 
! 3/7    -3.52    0.66   471645 1.h3g5 
!   7    -2.77    0.67   481295 1.h3g5 
!   7    +0.43    0.69   485729 1.h3g5 
!   7       #4    0.70   499349 1.h3g5 g4xg5 2.e3h3 f8e8 3.h6xh7 Kf8 
                                4.h7xf7 h7xf7 
   <7>      #4    0.76   567571 1.h3g5 g4xg5 2.e3h3 f8e8 3.h6xh7 Kf8 
                                4.h7xf7 h7xf7 

Computed move :   h3g5
NPS:              746803
solution found [280/283], time: 0.66, points: 20, nodes: 471645!
[Diagram of position #284]

Test position #284

White to move


FEN :          3r3k/pp4pp/8/1P6/3N4/Pn2P1qb/1B1Q2B1/2R3K1 w - -
Best Move :    Nf5 
Position ID:  "WAC.284"

 depth   value    time    nodes pv
    1    -4.53    0.00       10 1.d4xb3 d8xd2 
  2/1    +1.12    0.00       44 1.d2e2 b3xc1 2.b2xc1 
 34/1    +2.03    0.00      194 1.d2f2 
   <1>   +2.03    0.01      195 1.d2f2 
    2    +2.21    0.01      290 1.d2f2 g3xf2 2.Kxf2 b3xc1 3.g2xh3 
   <2>   +2.21    0.01      563 1.d2f2 g3xf2 2.Kxf2 b3xc1 3.g2xh3 
    3    +2.19    0.01     1062 1.d2f2 g3xf2 2.Kxf2 d8f8 3.g2f3 b3xc1 
                                4.b2xc1 
   <3>   +2.19    0.01     1697 1.d2f2 g3xf2 2.Kxf2 d8f8 3.g2f3 b3xc1 
                                4.b2xc1 
    4    +2.19    0.03     3847 1.d2f2 g3xf2 2.Kxf2 d8f8 3.g2f3 b3xc1 
   <4>   +2.19    0.03     7384 1.d2f2 g3xf2 2.Kxf2 d8f8 3.g2f3 b3xc1 
! 2/5    +2.61    0.06    19869 1.d4f5 
!   5    +2.95    0.06    25279 1.d4f5 b3xd2 2.f5xg3 h3xg2 3.Kxg2 
   <5>   +2.95    0.08    30509 1.d4f5 b3xd2 2.f5xg3 h3xg2 3.Kxg2 
    6    +2.93    0.09    38890 1.d4f5 b3xd2 2.f5xg3 h3xg2 3.Kxg2 d8f8 
                                4.b2e5 
   <6>   +2.93    0.12    61318 1.d4f5 b3xd2 2.f5xg3 h3xg2 3.Kxg2 d8f8 
                                4.b2e5 
    7    +2.95    0.17    84928 1.d4f5 b3xd2 2.f5xg3 h3xg2 3.Kxg2 d2b3 
                                4.c1f1 d8g8 
   <7>   +2.95    0.20   101565 1.d4f5 b3xd2 2.f5xg3 h3xg2 3.Kxg2 d2b3 
                                4.c1f1 d8g8 
    8    +2.97    0.30   157528 1.d4f5 b3xd2 2.f5xg3 h3xg2 3.Kxg2 d2b3 
                                4.c1f1 d8d2 5.f1f2 d2xf2 
   <8>   +2.97    0.31   168228 1.d4f5 b3xd2 2.f5xg3 h3xg2 3.Kxg2 d2b3 
                                4.c1f1 d8d2 5.f1f2 d2xf2 
!   9    +3.39    0.53   287587 1.d4f5 
!   9    +4.14    0.81   429170 1.d4f5 
!   9    +4.06    0.84   449877 1.d4f5 b3xd2 2.f5xg3 h3xg2 3.Kxg2 a6 
                                4.c1c7 d2c4 5.b2xg7 Kg8 6.c7xc4 Kxg7 
   <9>   +4.06    0.89   473289 1.d4f5 b3xd2 2.f5xg3 h3xg2 3.Kxg2 a6 
                                4.c1c7 d2c4 5.b2xg7 Kg8 6.c7xc4 Kxg7 
   10    +4.16    1.50   794118 1.d4f5 b3xd2 2.f5xg3 h3xg2 3.Kxg2 Kg8 
                                4.c1c7 g6 5.c7g7 Kf8 6.g7xb7 d8d5 
                                7.b7xh7 d5xb5 
  <10>   +4.16    1.59   860757 1.d4f5 b3xd2 2.f5xg3 h3xg2 3.Kxg2 Kg8 
                                4.c1c7 g6 5.c7g7 Kf8 6.g7xb7 d8d5 
                                7.b7xh7 d5xb5 
   11    +4.24    2.80  1501047 1.d4f5 b3xd2 2.f5xg3 h3xg2 3.Kxg2 Kg8 
                                4.c1c7 d2b1 5.c7xg7 Kf8 6.b2f6 b1xa3 
                                7.g7xb7 d8e8 8.b7xa7 a3xb5 
  <11>   +4.24    2.97  1628962 1.d4f5 b3xd2 2.f5xg3 h3xg2 3.Kxg2 Kg8 
                                4.c1c7 d2b1 5.c7xg7 Kf8 6.b2f6 b1xa3 
                                7.g7xb7 d8e8 8.b7xa7 a3xb5 
   12    +4.44    6.34  3340451 1.d4f5 b3xd2 2.f5xg3 h3xg2 3.Kxg2 Kg8 
                                4.c1c7 d2b1 5.b2d4 g6 6.c7g7 Kf8 
                                7.g7xb7 d8d5 8.d4xa7 b1xa3 
  <12>   +4.44    6.70  3585775 1.d4f5 b3xd2 2.f5xg3 h3xg2 3.Kxg2 Kg8 
                                4.c1c7 d2b1 5.b2d4 g6 6.c7g7 Kf8 
                                7.g7xb7 d8d5 8.d4xa7 b1xa3 

Computed move :   d4f5
NPS:              533597
solution found [281/284], time: 0.06, points: 25, nodes: 19869!
[Diagram of position #285]

Test position #285

White to move


FEN :          2rr3k/1b2bppP/p2p1n2/R7/3P4/1qB2P2/1P4Q1/1K5R w - -
Best Move :    Qxg7+ 
Position ID:  "WAC.285"

 depth   value    time    nodes pv
    1    -7.57    0.00        6 1.c3e1 b7xf3 
  3/1    -6.19    0.00       13 1.a5g5 
   <1>   -6.19    0.00       93 1.a5g5 
 35/2    -6.32    0.00      776 1.a5a3 b3c4 
   <2>   -6.32    0.00      804 1.a5a3 b3c4 
! 3/3    -5.90    0.02     1646 1.g2xg7 
!   3    -5.15    0.02     1662 1.g2xg7 
!   3    -1.95    0.02     1678 1.g2xg7 
!   3      #97    0.02     1700 1.g2xg7 
!   3       #5    0.02     2657 1.g2xg7 Kxg7 2.h7h8Q d8xh8 3.a5g5 Kf8 
                                4.h1xh8 f6g8 5.h8xg8 h8xg8 
   <3>      #5    0.02     2776 1.g2xg7 Kxg7 2.h7h8Q d8xh8 3.a5g5 Kf8 
                                4.h1xh8 f6g8 5.h8xg8 h8xg8 
    4       #5    0.03     5255 1.g2xg7 Kxg7 2.h7h8Q d8xh8 3.a5g5 Kf8 
                                4.h1xh8 f6g8 5.h8xg8 h8xg8 
   <4>      #5    0.03     7046 1.g2xg7 Kxg7 2.h7h8Q d8xh8 3.a5g5 Kf8 
                                4.h1xh8 f6g8 5.h8xg8 h8xg8 
    5       #5    0.05    15325 1.g2xg7 Kxg7 2.h7h8Q d8xh8 3.a5g5 Kf8 
                                4.h1xh8 f6g8 5.h8xg8 h8xg8 
   <5>      #5    0.05    17801 1.g2xg7 Kxg7 2.h7h8Q d8xh8 3.a5g5 Kf8 
                                4.h1xh8 f6g8 5.h8xg8 h8xg8 
    6       #5    0.06    31160 1.g2xg7 Kxg7 2.h7h8Q d8xh8 3.a5g5 Kf8 
                                4.h1xh8 f6g8 5.h8xg8 h8xg8 
   <6>      #5    0.06    35876 1.g2xg7 Kxg7 2.h7h8Q d8xh8 3.a5g5 Kf8 
                                4.h1xh8 f6g8 5.h8xg8 h8xg8 

Computed move :   g2xg7
NPS:              448450
solution found [282/285], time: 0.02, points: 25, nodes: 1646!
[Diagram of position #286]

Test position #286

Black to move


FEN :          3r1k2/1p6/p4P2/2pP2Qb/8/1P1KB3/P6r/8 b - -
Best Move :    Rxd5+ 
Position ID:  "WAC.286"

 depth   value    time    nodes pv
    1    -3.23    0.00        8 1... h5f7 2.e3xc5 Ke8 
  2/1    -3.02    0.00       21 1... h5f3 2.e3xc5 Kf7 
  4/1    -2.42    0.00      262 1... h5e2 2.Kc3 h2h3 
   <1>   -2.42    0.00      430 1... h5e2 2.Kc3 h2h3 
    2    -2.77    0.00      877 1... h5e2 2.Kc3 h2h3 3.g5g7 Ke8 
! 6/2    -2.00    0.02     1544 1... d8xd5 
!   2    -1.25    0.02     1666 1... d8xd5 
!   2    +1.16    0.02     1989 1... d8xd5 2.g5xd5 h5g6 3.d5e4 g6xe4 
                                4.Kxe4 h2xa2 5.e3xc5 Kf7 
   <2>   +1.16    0.02     2104 1... d8xd5 2.g5xd5 h5g6 3.d5e4 g6xe4 
                                4.Kxe4 h2xa2 5.e3xc5 Kf7 
    3    +1.38    0.04     2872 1... d8xd5 2.g5xd5 h5g6 3.d5e4 g6xe4 
                                4.Kxe4 Kf7 
   <3>   +1.38    0.04     4062 1... d8xd5 2.g5xd5 h5g6 3.d5e4 g6xe4 
                                4.Kxe4 Kf7 
!   4    +1.80    0.04     5145 1... d8xd5 
!   4    +1.83    0.05     6460 1... d8xd5 2.g5xd5 h5g6 3.d5e4 Kf7 
                                4.e4xg6 Kxg6 5.e3f4 h2xa2 
   <4>   +1.83    0.05     9963 1... d8xd5 2.g5xd5 h5g6 3.d5e4 Kf7 
                                4.e4xg6 Kxg6 5.e3f4 h2xa2 
    5    +1.89    0.07    14512 1... d8xd5 2.g5xd5 h5g6 3.d5e4 Kf7 
                                4.e4xg6 Kxg6 5.e3xc5 Kxf6 6.a4 
   <5>   +1.89    0.10    23974 1... d8xd5 2.g5xd5 h5g6 3.d5e4 Kf7 
                                4.e4xg6 Kxg6 5.e3xc5 Kxf6 6.a4 
    6    +1.95    0.11    34423 1... d8xd5 2.g5xd5 h5g6 3.d5e4 Kf7 
                                4.e4xg6 Kxg6 5.e3xc5 Kxf6 6.a4 h2h3 
                                7.Kc4 Ke5 
   <6>   +1.95    0.18    63056 1... d8xd5 2.g5xd5 h5g6 3.d5e4 Kf7 
                                4.e4xg6 Kxg6 5.e3xc5 Kxf6 6.a4 h2h3 
                                7.Kc4 Ke5 
    7    +2.05    0.24    91764 1... d8xd5 2.g5xd5 h5g6 3.d5e4 Kf7 
                                4.e3xc5 g6xe4 5.Kxe4 Kxf6 6.a4 h2h3 
                                7.c5e3 
   <7>   +2.05    0.36   154498 1... d8xd5 2.g5xd5 h5g6 3.d5e4 Kf7 
                                4.e3xc5 g6xe4 5.Kxe4 Kxf6 6.a4 h2h3 
                                7.c5e3 
    8    +2.20    0.44   198750 1... d8xd5 2.g5xd5 h5g6 3.d5e4 Kf7 
                                4.e4xg6 Kxg6 5.e3xc5 Kxf6 6.a4 Ke5 
                                7.c5g1 h2h3 8.Kc4 Kd6 
   <8>   +2.20    0.58   270650 1... d8xd5 2.g5xd5 h5g6 3.d5e4 Kf7 
                                4.e4xg6 Kxg6 5.e3xc5 Kxf6 6.a4 Ke5 
                                7.c5g1 h2h3 8.Kc4 Kd6 
    9    +2.21    0.85   428830 1... d8xd5 2.g5xd5 h5g6 3.d5e4 Kf7 
                                4.e4xg6 Kxg6 5.e3xc5 Kxf6 6.a4 Ke5 
                                7.c5g1 h2h4 8.g1b6 Kd5 9.Kc3 
   <9>   +2.21    1.13   584223 1... d8xd5 2.g5xd5 h5g6 3.d5e4 Kf7 
                                4.e4xg6 Kxg6 5.e3xc5 Kxf6 6.a4 Ke5 
                                7.c5g1 h2h4 8.g1b6 Kd5 9.Kc3 
   10    +2.25    1.79  1001024 1... d8xd5 2.g5xd5 h5g6 3.d5e4 Kf7 
                                4.e3xc5 g6xe4 5.Kxe4 Kxf6 6.a4 Ke6 
                                7.Kd4 h2h4 8.Kc3 Kd5 9.c5b6 h4e4 
                                10.b4 
  <10>   +2.25    2.60  1448002 1... d8xd5 2.g5xd5 h5g6 3.d5e4 Kf7 
                                4.e3xc5 g6xe4 5.Kxe4 Kxf6 6.a4 Ke6 
                                7.Kd4 h2h4 8.Kc3 Kd5 9.c5b6 h4e4 
                                10.b4 
   11    +2.38    4.33  2566596 1... d8xd5 2.g5xd5 h5g6 3.d5e4 Kf7 
                                4.e3xc5 g6xe4 5.Kxe4 Kxf6 6.a4 Ke6 
                                7.Kd4 h2h4 8.Kc3 Kd5 9.c5b6 h4h6 
                                10.a5 h6c6 11.Kd3 
  <11>   +2.38    6.21  3630409 1... d8xd5 2.g5xd5 h5g6 3.d5e4 Kf7 
                                4.e3xc5 g6xe4 5.Kxe4 Kxf6 6.a4 Ke6 
                                7.Kd4 h2h4 8.Kc3 Kd5 9.c5b6 h4h6 
                                10.a5 h6c6 11.Kd3 
  <12>   +2.38   10.00  6153900 1... d8xd5 2.g5xd5 h5g6 3.d5e4 g6xe4 
                                4.Kxe4 Kf7 5.e3xc5 Kxf6 6.a4 Ke6 
                                7.Kd4 h2h4 8.Kc3 Kd5 9.c5e3 h4h3 

Computed move :   d8xd5
NPS:              614161
solution found [283/286], time: 0.02, points: 25, nodes: 1544!
[Diagram of position #287]

Test position #287

White to move


FEN :          rn3k1r/pp2bBpp/2p2n2/q5N1/3P4/1P6/P1P3PP/R1BQ1RK1 w - -
Best Moves:    Qh5 Qg4 
Position ID:  "WAC.287"

 depth   value    time    nodes pv
    1    -0.41    0.00       70 1.g5e6 Kxf7 2.d1e2 
  2/1    +3.31    0.00       72 1.f7c4 
   <1>   +3.31    0.00      159 1.f7c4 
    2    +3.09    0.00      240 1.f7c4 a5c7 
   <2>   +3.09    0.00      841 1.f7c4 a5c7 
    3    +3.37    0.02     2263 1.f7c4 a5c3 2.g5e6 Kg8 
   <3>   +3.37    0.02     3951 1.f7c4 a5c3 2.g5e6 Kg8 
    4    +3.21    0.02     6609 1.f7c4 g6 2.g5e6 Ke8 3.e6g7 Kd7 
   <4>   +3.21    0.03    14854 1.f7c4 g6 2.g5e6 Ke8 3.e6g7 Kd7 
    5    +3.24    0.05    25588 1.f7c4 b5 2.g5e6 Kf7 3.e6c7 b5xc4 
                                4.c7xa8 c4xb3 5.c2xb3 
   <5>   +3.24    0.08    51225 1.f7c4 b5 2.g5e6 Kf7 3.e6c7 b5xc4 
                                4.c7xa8 c4xb3 5.c2xb3 
    6    +3.03    0.11    85202 1.f7c4 Ke8 2.g5e6 g6 3.e6g7 Kd7 
                                4.c1d2 a5c7 5.f1e1 
   <6>   +3.03    0.19   159241 1.f7c4 Ke8 2.g5e6 g6 3.e6g7 Kd7 
                                4.c1d2 a5c7 5.f1e1 
    7    +3.01    0.22   183496 1.f7c4 Ke8 2.g5e6 h8g8 3.c1g5 a6 
                                4.g5xf6 g7xf6 
! 3/7    +3.45    0.39   339631 1.d1h5 
!   7    +3.57    0.49   422275 1.d1h5 e7c5 2.g5e6 Ke7 3.h5xc5 a5xc5 
                                4.e6xc5 Kxf7 5.c5xb7 b8d7 6.b7d6 Kg8 
   <7>   +3.57    0.61   540954 1.d1h5 e7c5 2.g5e6 Ke7 3.h5xc5 a5xc5 
                                4.e6xc5 Kxf7 5.c5xb7 b8d7 6.b7d6 Kg8 
!   8    +3.99    0.80   703398 1.d1h5 
!   8    +4.68    1.02   907703 1.d1h5 e7c5 2.f7c4 c5xd4 3.Kh1 Ke7 
                                4.h5f7 Kd8 5.g5e6 Kc8 6.e6xd4 a5c7 
   <8>   +4.68    1.49  1424357 1.d1h5 e7c5 2.f7c4 c5xd4 3.Kh1 Ke7 
                                4.h5f7 Kd8 5.g5e6 Kc8 6.e6xd4 a5c7 
!   9    +5.10    1.56  1477771 1.d1h5 
!   9    +5.13    2.11  2064171 1.d1h5 e7c5 2.f7c4 c5xd4 3.Kh1 Ke7 
                                4.h5f7 Kd8 5.g5e6 Kc8 6.e6xd4 a5c7 
                                7.f7xc7 Kxc7 8.d4e6 Kc8 
   <9>   +5.13    2.91  2999894 1.d1h5 e7c5 2.f7c4 c5xd4 3.Kh1 Ke7 
                                4.h5f7 Kd8 5.g5e6 Kc8 6.e6xd4 a5c7 
                                7.f7xc7 Kxc7 8.d4e6 Kc8 
   10    +5.19    3.80  3712025 1.d1h5 a5xg5 2.h5xg5 Kxf7 3.g5f5 h6 
                                4.f5h5 g6 5.h5e2 b8d7 6.e2e4 
  <10>   +5.19    6.16  6472982 1.d1h5 a5xg5 2.h5xg5 Kxf7 3.g5f5 h6 
                                4.f5h5 g6 5.h5e2 b8d7 6.e2e4 
   11    +5.50    7.66  7699528 1.d1h5 a5xg5 2.h5xg5 Kxf7 3.g5h5 g6 
                                4.h5e5 e7d8 5.c1h6 h8e8 6.e5d6 d8e7 
                                7.d6e5 
  <11>   +5.50   10.00 10405355 1.d1h5 a5xg5 2.h5xg5 Kxf7 3.g5h5 g6 
                                4.h5e5 e7d8 5.c1h6 h8e8 6.e5d6 d8e7 
                                7.d6e5 

Computed move :   d1h5
NPS:              1040535
solution found [284/287], time: 0.39, points: 23, nodes: 339631!
[Diagram of position #288]

Test position #288

White to move


FEN :          r1b2rk1/p4ppp/1p1Qp3/4P2N/1P6/8/P3qPPP/3R1RK1 w - -
Best Move :    Nf6+ 
Position ID:  "WAC.288"

 depth   value    time    nodes pv
    1    -2.85    0.00        4 1.d1c1 e2xh5 
  5/1    -0.44    0.00       13 1.h5f4 e2xa2 
 12/1    +0.11    0.00       41 1.d6c6 
   <1>   +0.11    0.00      143 1.d6c6 
    2    -0.07    0.00      199 1.d6c6 c8a6 
   <2>   -0.07    0.00      840 1.d6c6 c8a6 
  4/3    -0.12    0.02     2443 1.h5f4 e2xa2 2.d6e7 
   <3>   -0.12    0.02     3704 1.h5f4 e2xa2 2.d6e7 
    4    -0.34    0.02     4563 1.h5f4 e2xa2 2.d6e7 c8a6 
   <4>   -0.34    0.03     9885 1.h5f4 e2xa2 2.d6e7 c8a6 
    5    -0.39    0.03    12554 1.h5f4 e2xa2 2.d1d2 a2c4 3.d6d4 c4xd4 
                                4.d2xd4 
! 8/5    +0.08    0.06    30923 1.d6e7 
!   5    +0.59    0.06    36913 1.d6e7 h6 2.d1d8 f8xd8 3.e7xd8 Kh7 
   <5>   +0.59    0.08    41135 1.d6e7 h6 2.d1d8 f8xd8 3.e7xd8 Kh7 
!32/6    +1.01    0.12    74571 1.h5f6 
!   6    +1.76    0.12    76786 1.h5f6 
!   6    +4.96    0.16    93925 1.h5f6 
!   6    +4.72    0.19   106488 1.h5f6 g7xf6 2.e5xf6 e2xf1 3.d1xf1 e5 
                                4.d6xe5 Kh8 5.e5g5 f8g8 6.g5e5 
   <6>   +4.72    0.19   112627 1.h5f6 g7xf6 2.e5xf6 e2xf1 3.d1xf1 e5 
                                4.d6xe5 Kh8 5.e5g5 f8g8 6.g5e5 
    7    +4.49    0.25   154992 1.h5f6 g7xf6 2.e5xf6 e2xf1 3.d1xf1 e5 
                                4.d6xe5 Kh8 5.f1d1 c8e6 6.a3 f8d8 
                                7.d1e1 
   <7>   +4.49    0.30   195269 1.h5f6 g7xf6 2.e5xf6 e2xf1 3.d1xf1 e5 
                                4.d6xe5 Kh8 5.f1d1 c8e6 6.a3 f8d8 
                                7.d1e1 
    8    +4.51    0.39   250727 1.h5f6 g7xf6 2.e5xf6 e2xf1 3.d1xf1 e5 
                                4.d6xe5 Kh8 5.a3 c8e6 6.f1e1 f8g8 
                                7.e5c7 e6d5 
   <8>   +4.51    0.42   294243 1.h5f6 g7xf6 2.e5xf6 e2xf1 3.d1xf1 e5 
                                4.d6xe5 Kh8 5.a3 c8e6 6.f1e1 f8g8 
                                7.e5c7 e6d5 
    9    +4.44    0.73   485363 1.h5f6 g7xf6 2.e5xf6 e2xf1 3.d1xf1 e5 
                                4.d6xe5 Kh8 5.a3 c8e6 6.f1e1 f8d8 
                                7.e5c7 Kg8 8.h4 
   <9>   +4.44    0.81   572942 1.h5f6 g7xf6 2.e5xf6 e2xf1 3.d1xf1 e5 
                                4.d6xe5 Kh8 5.a3 c8e6 6.f1e1 f8d8 
                                7.e5c7 Kg8 8.h4 

Computed move :   h5f6
NPS:              707335
solution found [285/288], time: 0.12, points: 25, nodes: 74571!
[Diagram of position #289]

Test position #289

Black to move


FEN :          2r3k1/5p1p/p3q1p1/2n3P1/1p1QP2P/1P4N1/PK6/2R5 b - -
Best Move :    Qe5 
Position ID:  "WAC.289"

 depth   value    time    nodes pv
    1    -0.98    0.00       10 1... c5b7 2.c1xc8 e6xc8 3.d4xb4 
  3/1    -0.25    0.01       18 1... e6c6 2.d4xb4 
  6/1    +0.20    0.01       26 1... e6b6 
   <1>   +0.20    0.01      191 1... e6b6 
    2    -0.04    0.01      257 1... e6b6 2.c1f1 
   <2>   -0.04    0.01      841 1... e6b6 2.c1f1 
    3    +0.22    0.01     1349 1... e6b6 2.Kb1 a5 
  5/3    +0.34    0.01     3248 1... e6c6 2.c1f1 c6c7 
   <3>   +0.34    0.03     3780 1... e6c6 2.c1f1 c6c7 
    4    +0.17    0.03     5768 1... e6c6 2.Kb1 a5 3.c1f1 
!13/4    +0.76    0.03    10083 1... e6e5 
!   4    +1.40    0.04    11112 1... e6e5 2.c1c4 c5d3 3.Kb1 c8xc4 
                                4.d4xe5 d3xe5 5.b3xc4 e5xc4 
   <4>   +1.40    0.04    12000 1... e6e5 2.c1c4 c5d3 3.Kb1 c8xc4 
                                4.d4xe5 d3xe5 5.b3xc4 e5xc4 
!   5    +1.82    0.04    12717 1... e6e5 
!   5    +2.57    0.04    13430 1... e6e5 
!   5    +2.90    0.06    14969 1... e6e5 2.c1c4 c5d3 3.Kb1 c8xc4 
                                4.d4xd3 
   <5>   +2.90    0.06    23825 1... e6e5 2.c1c4 c5d3 3.Kb1 c8xc4 
                                4.d4xd3 
!   6    +3.32    0.07    26679 1... e6e5 
!   6    +4.01    0.09    33257 1... e6e5 2.c1d1 e5xg3 3.e5 g3g2 
                                4.d1d2 g2e4 
   <6>   +4.01    0.11    52304 1... e6e5 2.c1d1 e5xg3 3.e5 g3g2 
                                4.d1d2 g2e4 
!   7    +4.43    0.12    61770 1... e6e5 
!   7    +4.54    0.15    78044 1... e6e5 2.c1d1 e5xg3 3.e5 c5e6 
                                4.d4d6 g3c3 5.Kb1 a5 
   <7>   +4.54    0.20   115678 1... e6e5 2.c1d1 e5xg3 3.e5 c5e6 
                                4.d4d6 g3c3 5.Kb1 a5 
    8    +4.46    0.29   162782 1... e6e5 2.c1d1 e5xg3 3.e5 c5e6 
                                4.d4xb4 g3xe5 5.Ka3 e6c5 6.b4d4 
   <8>   +4.46    0.37   236947 1... e6e5 2.c1d1 e5xg3 3.e5 c5e6 
                                4.d4xb4 g3xe5 5.Ka3 e6c5 6.b4d4 
    9    +4.39    0.57   342242 1... e6e5 2.c1d1 e5xg3 3.e5 c5e6 
                                4.d4xb4 g3xe5 5.Kb1 a5 6.b4e1 e5c5 
   <9>   +4.39    0.70   453007 1... e6e5 2.c1d1 e5xg3 3.e5 c5e6 
                                4.d4xb4 g3xe5 5.Kb1 a5 6.b4e1 e5c5 

Computed move :   e6e5
NPS:              647152
solution found [286/289], time: 0.03, points: 25, nodes: 10083!
[Diagram of position #290]

Test position #290

Black to move


FEN :          2k2r2/2p5/1pq5/p1p1n3/P1P2n1B/1R4Pp/2QR4/6K1 b - -
Best Move :    Ne2+ 
Position ID:  "WAC.290"

 depth   value    time    nodes pv
    1    -1.71    0.00       11 1... e5g4 2.g3xf4 f8xf4 3.b3xh3 
  2/1    +0.84    0.00       13 1... f4h5 
 10/1    +1.01    0.00       28 1... f8g8 
 22/1    +1.33    0.00      146 1... f4g2 
   <1>   +1.33    0.00      270 1... f4g2 
    2    +1.31    0.00      359 1... f4g2 2.h4e7 
   <2>   +1.31    0.02     1527 1... f4g2 2.h4e7 
!   3    +1.73    0.02     1983 1... f4g2 
!   3    +2.27    0.02     3012 1... f4g2 2.d2f2 e5f3 3.Kf1 
! 3/3    +2.48    0.02     4920 1... f4e2 
!   3    +5.68    0.02     4937 1... f4e2 
!   3       #4    0.02     6441 1... f4e2 2.d2xe2 f8f1 3.Kxf1 c6h1 
                                4.Kf2 e5g4 5.e5g4 
   <3>      #4    0.04     7061 1... f4e2 2.d2xe2 f8f1 3.Kxf1 c6h1 
                                4.Kf2 e5g4 5.e5g4 

Computed move :   f4e2
NPS:              176525
solution found [287/290], time: 0.02, points: 25, nodes: 4920!
© Steffen A. Jakob