[ Test Suite wac | Hossa ]

Positions 41 - 50


[Diagram of position #41]

Test position #41

White to move


FEN :          1k6/5RP1/1P6/1K6/6r1/8/8/8 w - -
Best Moves:    Ka5 Kc5 b7 
Position ID:  "WAC.041"

 depth   value    time    nodes pv
    1    +1.10    0.00       54 1.g7g8Q g4xg8 2.b7 g8d8 
  2/1    +4.90    0.00       56 1.Kc5 
   <1>   +4.90    0.02      202 1.Kc5 
    2    +4.84    0.02      235 1.Kc5 Kc8 
   <2>   +4.84    0.02      658 1.Kc5 Kc8 
    3    +4.96    0.02      935 1.Kc5 g4g5 2.Kd4 Kc8 
   <3>   +4.96    0.02     1419 1.Kc5 g4g5 2.Kd4 Kc8 
    4    +5.04    0.02     1974 1.Kc5 g4g5 2.Kd4 g5g4 3.Ke5 Kc8 
   <4>   +5.04    0.02     3672 1.Kc5 g4g5 2.Kd4 g5g4 3.Ke5 Kc8 
!   5    +5.46    0.03     4749 1.Kc5 
   <5>   +5.46    0.03     4749 1.Kc5 

Computed move :   Kc5
NPS:              158300
solution found [41/41], time: 0.00, points: 25, nodes: 202!
[Diagram of position #42]

Test position #42

White to move


FEN :          r1b1r1k1/pp1n1pbp/1qp3p1/3p4/1B1P4/Q3PN2/PP2BPPP/R4RK1 w - -
Best Move :    Ba5 
Position ID:  "WAC.042"

 depth   value    time    nodes pv
    1    +0.25    0.00        2 1.b4d6 
  4/1    +0.32    0.00        6 1.a3c3 
   <1>   +0.32    0.00       43 1.a3c3 
    2    +0.05    0.01      100 1.a3c3 b6c7 
 33/2    +0.19    0.01      399 1.b4a5 g7f8 2.a5xb6 f8xa3 
   <2>   +0.19    0.01      427 1.b4a5 g7f8 2.a5xb6 f8xa3 
    3    +0.28    0.01      646 1.b4a5 g7f8 2.a3xf8 e8xf8 3.a5xb6 d7xb6 
  3/3    +0.30    0.01     1180 1.b4d6 c5 2.d4xc5 b6xb2 3.a3xb2 g7xb2 
   <3>   +0.30    0.01     1545 1.b4d6 c5 2.d4xc5 b6xb2 3.a3xb2 g7xb2 
    4    +0.24    0.03     3607 1.b4d6 g7f8 2.d6xf8 d7xf8 
! 2/4    +0.72    0.03     5395 1.b4a5 
!   4    +1.47    0.03     6761 1.b4a5 
!   4    +4.05    0.03     8858 1.b4a5 e8xe3 2.f2xe3 g7f8 3.a5xb6 f8xa3 
   <4>   +4.05    0.03    10541 1.b4a5 e8xe3 2.f2xe3 g7f8 3.a5xb6 f8xa3 
    5    +4.12    0.05    13330 1.b4a5 g7f8 2.a3c3 e8xe3 3.f2xe3 
   <5>   +4.12    0.05    15720 1.b4a5 g7f8 2.a3c3 e8xe3 3.f2xe3 
    6    +4.02    0.06    24025 1.b4a5 g7f8 2.a3c3 f8b4 3.c3xb4 b6xb4 
                                4.a5xb4 
   <6>   +4.02    0.06    30276 1.b4a5 g7f8 2.a3c3 f8b4 3.c3xb4 b6xb4 
                                4.a5xb4 
    7    +4.07    0.08    47231 1.b4a5 g7f8 2.a3c3 f8b4 3.a5xb4 b6c7 
                                4.f3g5 d7b6 
   <7>   +4.07    0.09    55566 1.b4a5 g7f8 2.a3c3 f8b4 3.a5xb4 b6c7 
                                4.f3g5 d7b6 
    8    +4.11    0.14    91366 1.b4a5 g7f8 2.a3c3 f8b4 3.c3xb4 b6xb4 
                                4.a5xb4 d7b6 5.f3e5 
   <8>   +4.11    0.14    93165 1.b4a5 g7f8 2.a3c3 f8b4 3.c3xb4 b6xb4 
                                4.a5xb4 d7b6 5.f3e5 

Computed move :   b4a5
NPS:              665464
solution found [42/42], time: 0.03, points: 25, nodes: 5395!
[Diagram of position #43]

Test position #43

White to move


FEN :          r2q3k/p2P3p/1p3p2/3QP1r1/8/B7/P5PP/2R3K1 w - -
Best Moves:    Be7 Qxa8 
Position ID:  "WAC.043"

 depth   value    time    nodes pv
    1    -9.55    0.00        3 1.e6 g5xd5 
  3/1    -0.48    0.00        9 1.d5f7 f6xe5 
  5/1    +0.67    0.00       47 1.a3d6 
   <1>   +0.67    0.00      152 1.a3d6 
    2    +0.75    0.00      268 1.a3d6 g5g8 
   <2>   +0.75    0.00      553 1.a3d6 g5g8 
    3    +0.38    0.00     1338 1.a3d6 d8g8 2.d5xg8 a8xg8 
  9/3    +0.68    0.02     2292 1.c1d1 a8b8 2.a3d6 
!15/3    +1.17    0.02     2599 1.a3e7 
!   3    +1.92    0.02     2786 1.a3e7 
!   3    +2.51    0.02     3209 1.a3e7 d8xe7 2.d5xa8 g5g8 
   <3>   +2.51    0.02     3456 1.a3e7 d8xe7 2.d5xa8 g5g8 
!   4    +2.93    0.02     4269 1.a3e7 
!   4    +2.95    0.02     5506 1.a3e7 d8xe7 2.d5xa8 g5g8 3.c1c8 
   <4>   +2.95    0.03     7899 1.a3e7 d8xe7 2.d5xa8 g5g8 3.c1c8 
!   5    +3.37    0.03     9662 1.a3e7 
!   5    +4.12    0.03    11375 1.a3e7 
!   5    +6.38    0.05    15907 1.a3e7 d8xe7 2.c1c8 a8xc8 3.d7xc8Q Kg7 
                                4.c8g8 Kh6 5.e5xf6 e7xf6 
   <5>   +6.38    0.05    19857 1.a3e7 d8xe7 2.c1c8 a8xc8 3.d7xc8Q Kg7 
                                4.c8g8 Kh6 5.e5xf6 e7xf6 
!   6    +6.80    0.07    25156 1.a3e7 
!   6    +7.55    0.08    29761 1.a3e7 
!   6    +8.28    0.10    37972 1.a3e7 d8xe7 2.c1c8 a8xc8 3.d7xc8Q Kg7 
                                4.d5g8 Kh6 5.c8f8 e7xf8 6.g8xf8 Kg6 
                                7.e5xf6 
! 4/6   +10.44    0.13    48780 1.d5xa8 d8xa8 2.c1c8 a8xc8 3.d7xc8Q g5g8 
                                4.c8e6 f6xe5 5.e6xe5 g8g7 6.e5b8 g7g8 
                                7.b8xa7 
   <6>  +10.44    0.13    54631 1.d5xa8 d8xa8 2.c1c8 a8xc8 3.d7xc8Q g5g8 
                                4.c8e6 f6xe5 5.e6xe5 g8g7 6.e5b8 g7g8 
                                7.b8xa7 

Computed move :   d5xa8
NPS:              390221
solution found [43/43], time: 0.02, points: 25, nodes: 2599!
[Diagram of position #44]

Test position #44

Black to move


FEN :          3rb1k1/pq3pbp/4n1p1/3p4/2N5/2P2QB1/PP3PPP/1B1R2K1 b - -
Best Move :    dxc4 
Position ID:  "WAC.044"

 depth   value    time    nodes pv
    1    +1.68    0.00        8 1... d5xc4 
   <1>   +1.68    0.00       53 1... d5xc4 
!   2    +2.10    0.00      246 1... d5xc4 
!   2    +2.85    0.00      411 1... d5xc4 
!   2    +1.70    0.00      470 1... d5xc4 2.d1xd8 e6xd8 
   <2>   +1.70    0.00      850 1... d5xc4 2.d1xd8 e6xd8 
    3    +1.70    0.01     1138 1... d5xc4 2.d1xd8 e6xd8 
   <3>   +1.70    0.01     1877 1... d5xc4 2.d1xd8 e6xd8 
    4    +1.74    0.01     2997 1... d5xc4 2.d1xd8 e6xd8 3.f3e2 
   <4>   +1.74    0.01     6296 1... d5xc4 2.d1xd8 e6xd8 3.f3e2 
    5    +1.81    0.03     9029 1... d5xc4 2.d1xd8 e6xd8 3.f3e3 e8c6 
   <5>   +1.81    0.05    17470 1... d5xc4 2.d1xd8 e6xd8 3.f3e3 e8c6 
    6    +1.84    0.06    26530 1... d5xc4 2.d1xd8 e6xd8 3.f3e3 e8c6 
                                4.e3g5 b7d7 
   <6>   +1.84    0.11    58048 1... d5xc4 2.d1xd8 e6xd8 3.f3e3 e8c6 
                                4.e3g5 b7d7 
    7    +2.06    0.15    78893 1... d5xc4 2.d1xd8 e6xd8 3.f3e2 e8c6 
                                4.e2d1 b7c8 
   <7>   +2.06    0.19   104082 1... d5xc4 2.d1xd8 e6xd8 3.f3e2 e8c6 
                                4.e2d1 b7c8 
    8    +2.17    0.23   135600 1... d5xc4 2.d1xd8 e6xd8 3.f3e2 e8c6 
                                4.e2d2 d8e6 5.f3 b7c8 
   <8>   +2.17    0.26   152428 1... d5xc4 2.d1xd8 e6xd8 3.f3e2 e8c6 
                                4.e2d2 d8e6 5.f3 b7c8 
    9    +2.31    0.37   222899 1... d5xc4 2.d1xd8 e6xd8 3.f3e2 e8c6 
                                4.e2d2 d8e6 5.f3 b7b6 6.g3f2 b6c7 
                                7.b1c2 
   <9>   +2.31    0.42   252966 1... d5xc4 2.d1xd8 e6xd8 3.f3e2 e8c6 
                                4.e2d2 d8e6 5.f3 b7b6 6.g3f2 b6c7 
                                7.b1c2 
   10    +2.23    0.62   381351 1... d5xc4 2.d1xd8 e6xd8 3.f3e2 e8c6 
                                4.e2d2 d8e6 5.f3 b7b6 6.g3f2 b6c7 
                                7.d2e2 g7e5 
  <10>   +2.23    0.78   505282 1... d5xc4 2.d1xd8 e6xd8 3.f3e2 e8c6 
                                4.e2d2 d8e6 5.f3 b7b6 6.g3f2 b6c7 
                                7.d2e2 g7e5 
   11    +2.31    1.25   795757 1... d5xc4 2.d1xd8 e6xd8 3.f3e2 e8c6 
                                4.e2d2 d8e6 5.f3 b7b6 6.g3f2 b6c7 
                                7.b1c2 e6f4 8.f2c5 
  <11>   +2.31    1.53  1035801 1... d5xc4 2.d1xd8 e6xd8 3.f3e2 e8c6 
                                4.e2d2 d8e6 5.f3 b7b6 6.g3f2 b6c7 
                                7.b1c2 e6f4 8.f2c5 
!  12    +2.73    2.51  1621892 1... d5xc4 
!  12    +2.92    3.64  2281640 1... d5xc4 2.d1xd8 e6xd8 3.f3e2 e8c6 
                                4.e2d2 d8e6 5.f3 e6c5 6.d2d8 g7f8 
                                7.b3 c4xb3 8.a2xb3 b7xb3 
  <12>   +2.92    4.15  2685899 1... d5xc4 2.d1xd8 e6xd8 3.f3e2 e8c6 
                                4.e2d2 d8e6 5.f3 e6c5 6.d2d8 g7f8 
                                7.b3 c4xb3 8.a2xb3 b7xb3 
   13    +3.01    7.12  4421492 1... d5xc4 2.d1xd8 e6xd8 3.f3e2 e8c6 
                                4.e2d2 d8e6 5.f3 e6c5 6.d2d8 g7f8 
                                7.b3 c4xb3 8.g3f2 b7e7 9.d8xe7 f8xe7 
                                10.a2xb3 
  <13>   +3.01    8.55  5518368 1... d5xc4 2.d1xd8 e6xd8 3.f3e2 e8c6 
                                4.e2d2 d8e6 5.f3 e6c5 6.d2d8 g7f8 
                                7.b3 c4xb3 8.g3f2 b7e7 9.d8xe7 f8xe7 
                                10.a2xb3 
  <14>   +3.01   10.00  6247081 1... d5xc4 2.d1xd8 e6xd8 3.f3e2 e8c6 
                                4.e2d2 d8e6 5.f3 e6c5 6.d2d8 g7f8 
                                7.d8b8 c5a4 8.b8xb7 c6xb7 9.g3f2 a4xb2 
                                10.f2xa7 

Computed move :   d5xc4
NPS:              624084
solution found [44/44], time: 0.00, points: 25, nodes: 53!
[Diagram of position #45]

Test position #45

Black to move


FEN :          7k/2p1b1pp/8/1p2P3/1P3r2/2P3Q1/1P5P/R4qBK b - -
Best Move :    Qxa1 
Position ID:  "WAC.045"

 depth   value    time    nodes pv
    1    -0.11    0.00        4 1... f1xa1 2.g3xf4 a1xb2 
   <1>   -0.11    0.00      162 1... f1xa1 2.g3xf4 a1xb2 
    2    -0.11    0.00      186 1... f1xa1 2.g3xf4 
   <2>   -0.11    0.00      630 1... f1xa1 2.g3xf4 
!   3    +0.31    0.00      839 1... f1xa1 
!   3    +1.06    0.00      958 1... f1xa1 
!   3    +4.26    0.00     1064 1... f1xa1 
!   3    +5.50    0.01     1994 1... f1xa1 2.g3g2 f4f1 
   <3>   +5.50    0.01     2450 1... f1xa1 2.g3g2 f4f1 
    4    +5.15    0.01     3701 1... f1xa1 2.g3h3 a1a8 3.h3g2 a8a1 
   <4>   +5.15    0.01     5787 1... f1xa1 2.g3h3 a1a8 3.h3g2 a8a1 
!   5    +5.57    0.03     9664 1... f1xa1 
!   5    +5.75    0.05    18757 1... f1xa1 2.b3 f4f1 3.g3g2 a1d1 
   <5>   +5.75    0.06    23726 1... f1xa1 2.b3 f4f1 3.g3g2 a1d1 

Computed move :   f1xa1
NPS:              395433
solution found [45/45], time: 0.00, points: 25, nodes: 162!
[Diagram of position #46]

Test position #46

White to move


FEN :          r1bqr1k1/pp1nb1p1/4p2p/3p1p2/3P4/P1N1PNP1/1PQ2PP1/3RKB1R w K -
Best Move :    Nb5 
Position ID:  "WAC.046"

 depth   value    time    nodes pv
    1    +0.21    0.00        2 1.f1b5 
   <1>   +0.21    0.00       51 1.f1b5 
    2    +0.24    0.00      104 1.f1b5 d8c7 
   <2>   +0.24    0.02      257 1.f1b5 d8c7 
    3    +0.19    0.02      746 1.f1b5 a6 2.b5d3 
  2/3    +0.38    0.02     1103 1.f1d3 Kh8 2.d1c1 
   <3>   +0.38    0.02     1550 1.f1d3 Kh8 2.d1c1 
    4    +0.30    0.02     2917 1.f1d3 b6 2.d1c1 c8b7 
 10/4    +0.45    0.03     6301 1.d1c1 e7d6 2.f1b5 Kh8 
   <4>   +0.45    0.03     8023 1.d1c1 e7d6 2.f1b5 Kh8 
    5    +0.36    0.05    13992 1.d1c1 Kh8 2.f1d3 b6 3.c2d1 
   <5>   +0.36    0.07    19416 1.d1c1 Kh8 2.f1d3 b6 3.c2d1 
    6    +0.41    0.08    28817 1.d1c1 Kh8 2.f1d3 b6 3.d3b5 e7d6 
!20/6    +0.78    0.13    54961 1.c3b5 
!   6    +1.34    0.16    74453 1.c3b5 d7f6 2.b5c7 a8b8 3.c7xe8 f6xe8 
   <6>   +1.34    0.16    78264 1.c3b5 d7f6 2.b5c7 a8b8 3.c7xe8 f6xe8 
    7    +1.65    0.30   160802 1.c3b5 d8a5 2.b4 e7xb4 3.a3xb4 a5xb4 
                                4.b5c3 a6 5.f1d3 b4a3 
   <7>   +1.65    0.32   172772 1.c3b5 d8a5 2.b4 e7xb4 3.a3xb4 a5xb4 
                                4.b5c3 a6 5.f1d3 b4a3 
    8    +1.78    0.64   388857 1.c3b5 d7b6 2.b5c7 c8d7 3.c7xa8 b6xa8 
                                4.f3e5 e7d6 5.f1d3 
   <8>   +1.78    0.66   392379 1.c3b5 d7b6 2.b5c7 c8d7 3.c7xa8 b6xa8 
                                4.f3e5 e7d6 5.f1d3 
    9    +1.61    0.91   571672 1.c3b5 d7b6 2.b5c7 c8d7 3.c7xa8 d8xa8 
                                4.f3e5 e8c8 5.c2e2 d7a4 
   <9>   +1.61    0.92   585138 1.c3b5 d7b6 2.b5c7 c8d7 3.c7xa8 d8xa8 
                                4.f3e5 e8c8 5.c2e2 d7a4 
   10    +1.47    1.66  1085087 1.c3b5 d7f6 2.b5c7 c8d7 3.c7xa8 d8xa8 
                                4.f3e5 e8c8 5.c2d2 e7d6 6.f1d3 d6xe5 
                                7.d4xe5 
  <10>   +1.47    1.72  1128994 1.c3b5 d7f6 2.b5c7 c8d7 3.c7xa8 d8xa8 
                                4.f3e5 e8c8 5.c2d2 e7d6 6.f1d3 d6xe5 
                                7.d4xe5 
   11    +1.30    2.88  1971341 1.c3b5 d7f6 2.b5c7 c8d7 3.c7xe8 d7xe8 
                                4.d1c1 e7d6 5.f1d3 e8h5 6.d3e2 a8b8 
                                7.f3e5 h5xe2 8.c2xe2 d6xe5 9.d4xe5 
  <11>   +1.30    3.19  2194225 1.c3b5 d7f6 2.b5c7 c8d7 3.c7xe8 d7xe8 
                                4.d1c1 e7d6 5.f1d3 e8h5 6.d3e2 a8b8 
                                7.f3e5 h5xe2 8.c2xe2 d6xe5 9.d4xe5 
   12    +1.37    5.82  4198029 1.c3b5 d7f6 2.b5c7 c8d7 3.c7xa8 d8xa8 
                                4.f1d3 e8c8 5.c2d2 d7a4 6.d1b1 e7d6 
                                7.b3 a4e8 
  <12>   +1.37    7.30  5288353 1.c3b5 d7f6 2.b5c7 c8d7 3.c7xa8 d8xa8 
                                4.f1d3 e8c8 5.c2d2 d7a4 6.d1b1 e7d6 
                                7.b3 a4e8 
  <13>   +1.37   10.00  7219118 1.c3b5 d7f6 2.b5c7 c8d7 3.c7xa8 d8xa8 
                                4.f1d3 e8c8 5.c2d2 d7a4 6.d1b1 e7d6 
                                7.O-O a4b3 8.f3e5 d6xe5 

Computed move :   c3b5
NPS:              721911
solution found [46/46], time: 0.13, points: 25, nodes: 54961!
[Diagram of position #47]

Test position #47

Black to move


FEN :          r1b2rk1/pp2bppp/2n1pn2/q5B1/2BP4/2N2N2/PP2QPPP/2R2RK1 b - -
Best Move :    Nxd4 
Position ID:  "WAC.047"

 depth   value    time    nodes pv
    1    -0.19    0.00        4 1... f6g4 
 28/1    +0.73    0.00       46 1... c6xd4 
   <1>   +0.73    0.00       64 1... c6xd4 
    2    +1.09    0.02      277 1... c6xd4 2.f3xd4 a5xg5 
   <2>   +1.09    0.02      476 1... c6xd4 2.f3xd4 a5xg5 
    3    +1.09    0.02      721 1... c6xd4 2.f3xd4 a5xg5 
   <3>   +1.09    0.02     1324 1... c6xd4 2.f3xd4 a5xg5 
    4    +0.98    0.02     2376 1... c6xd4 2.f3xd4 a5xg5 3.f1d1 
   <4>   +0.98    0.04     4558 1... c6xd4 2.f3xd4 a5xg5 3.f1d1 
    5    +1.13    0.04     6544 1... c6xd4 2.f3xd4 a5xg5 3.f1d1 f6g4 
   <5>   +1.13    0.05    13493 1... c6xd4 2.f3xd4 a5xg5 3.f1d1 f6g4 
    6    +1.11    0.07    21830 1... c6xd4 2.f3xd4 a5xg5 3.d4f3 g5g4 
                                4.c4d3 
   <6>   +1.11    0.10    36782 1... c6xd4 2.f3xd4 a5xg5 3.d4f3 g5g4 
                                4.c4d3 
    7    +1.18    0.13    61867 1... c6xd4 2.f3xd4 a5xg5 3.d4f3 g5f4 
                                4.f1d1 c8d7 5.c3b5 
   <7>   +1.18    0.18    91283 1... c6xd4 2.f3xd4 a5xg5 3.d4f3 g5f4 
                                4.f1d1 c8d7 5.c3b5 
    8    +1.17    0.27   154413 1... c6xd4 2.f3xd4 a5xg5 3.d4f3 g5g4 
                                4.f3e5 g4xe2 5.c4xe2 f8d8 
   <8>   +1.17    0.32   194775 1... c6xd4 2.f3xd4 a5xg5 3.d4f3 g5g4 
                                4.f3e5 g4xe2 5.c4xe2 f8d8 
    9    +1.11    0.47   300883 1... c6xd4 2.f3xd4 a5xg5 3.d4f3 g5g4 
                                4.f1d1 f8d8 5.d1xd8 e7xd8 6.f3e5 g4f4 
   <9>   +1.11    0.57   374910 1... c6xd4 2.f3xd4 a5xg5 3.d4f3 g5g4 
                                4.f1d1 f8d8 5.d1xd8 e7xd8 6.f3e5 g4f4 
   10    +1.18    1.32   918474 1... c6xd4 2.f3xd4 a5xg5 3.d4f3 g5f4 
                                4.f1d1 f8d8 5.d1xd8 e7xd8 6.e2d2 f4xd2 
                                7.f3xd2 c8d7 
  <10>   +1.18    1.41  1020717 1... c6xd4 2.f3xd4 a5xg5 3.d4f3 g5f4 
                                4.f1d1 f8d8 5.d1xd8 e7xd8 6.e2d2 f4xd2 
                                7.f3xd2 c8d7 
   11    +1.12    2.47  1760007 1... c6xd4 2.f3xd4 a5xg5 3.d4f3 g5f4 
                                4.f1d1 f8d8 5.d1xd8 e7xd8 6.e2d2 f4xd2 
                                7.f3xd2 c8d7 8.d2f3 
  <11>   +1.12    2.97  2163590 1... c6xd4 2.f3xd4 a5xg5 3.d4f3 g5f4 
                                4.f1d1 f8d8 5.d1xd8 e7xd8 6.e2d2 f4xd2 
                                7.f3xd2 c8d7 8.d2f3 
   12    +1.12    6.69  4892395 1... c6xd4 2.f3xd4 a5xg5 3.d4f3 g5f4 
                                4.f1d1 e7c5 5.c4b5 a6 6.e2c4 f4f5 
                                7.c4a4 a8b8 8.b5d3 
  <12>   +1.12    7.41  5453279 1... c6xd4 2.f3xd4 a5xg5 3.d4f3 g5f4 
                                4.f1d1 e7c5 5.c4b5 a6 6.e2c4 f4f5 
                                7.c4a4 a8b8 8.b5d3 
  <13>   +1.12   10.00  7270706 1... c6xd4 2.f3xd4 a5xg5 3.d4f3 g5f4 
                                4.f1d1 a6 5.c4b3 c8d7 6.e2e5 f4xe5 
                                7.f3xe5 f8d8 8.e5xd7 f6xd7 9.c3e4 

Computed move :   c6xd4
NPS:              727070
solution found [47/47], time: 0.00, points: 25, nodes: 64!
[Diagram of position #48]

Test position #48

Black to move


FEN :          1rbq1rk1/p1p1bppp/2p2n2/8/Q1BP4/2N5/PP3PPP/R1B2RK1 b - -
Best Move :    Rb4 
Position ID:  "WAC.048"

 depth   value    time    nodes pv
    1    -0.06    0.00        3 1... d8xd4 2.a4xc6 
   <1>   -0.06    0.01       41 1... d8xd4 2.a4xc6 
? 2/2    -0.69    0.01      466 1... b8b7 2.f1e1 
   <2>   -0.69    0.01      677 1... b8b7 2.f1e1 
    3    -0.45    0.01     1124 1... b8b7 2.f1e1 f8e8 
   <3>   -0.45    0.01     2639 1... b8b7 2.f1e1 f8e8 
    4    -0.62    0.03     5552 1... b8b7 2.f1d1 c8d7 3.d1e1 
   <4>   -0.62    0.05     8345 1... b8b7 2.f1d1 c8d7 3.d1e1 
    5    -0.45    0.06    14125 1... b8b7 2.f1e1 f8e8 3.c4d3 d8d7 
!26/5    -0.20    0.09    31840 1... c5 
!   5    -0.12    0.11    39550 1... c5 2.d4xc5 e7xc5 3.a4c6 d8e7 
!32/5    +0.55    0.12    45318 1... b8b4 
!   5    +2.16    0.12    50512 1... b8b4 2.c4xf7 f8xf7 3.a4xa7 b4xd4 
                                4.c1g5 
   <5>   +2.16    0.14    50883 1... b8b4 2.c4xf7 f8xf7 3.a4xa7 b4xd4 
                                4.c1g5 
    6    +2.10    0.16    62313 1... b8b4 2.a4xa7 b4xc4 3.c1e3 f6d5 
                                4.e3d2 
   <6>   +2.10    0.17    69039 1... b8b4 2.a4xa7 b4xc4 3.c1e3 f6d5 
                                4.e3d2 
    7    +2.04    0.22   102310 1... b8b4 2.c4xf7 f8xf7 3.a4xa7 b4xd4 
                                4.c1e3 d4d5 5.c3xd5 c6xd5 
   <7>   +2.04    0.23   113386 1... b8b4 2.c4xf7 f8xf7 3.a4xa7 b4xd4 
                                4.c1e3 d4d5 5.c3xd5 c6xd5 
    8    +2.02    0.34   169599 1... b8b4 2.c4xf7 f8xf7 3.a4xa7 b4xd4 
                                4.c1e3 d4h4 5.e3g5 h4d4 6.a7a8 
   <8>   +2.02    0.34   178568 1... b8b4 2.c4xf7 f8xf7 3.a4xa7 b4xd4 
                                4.c1e3 d4h4 5.e3g5 h4d4 6.a7a8 
    9    +2.04    0.55   315642 1... b8b4 2.c4xf7 f8xf7 3.a4xa7 b4xd4 
                                4.c1e3 d4b4 5.b3 e7d6 6.e3c5 b4f4 
   <9>   +2.04    0.56   326198 1... b8b4 2.c4xf7 f8xf7 3.a4xa7 b4xd4 
                                4.c1e3 d4b4 5.b3 e7d6 6.e3c5 b4f4 
   10    +2.17    1.53   907350 1... b8b4 2.c4xf7 f8xf7 3.a4xa7 b4xd4 
                                4.c1g5 c8f5 5.a3 f5d3 6.g5e3 d4h4 
  <10>   +2.17    1.75  1080697 1... b8b4 2.c4xf7 f8xf7 3.a4xa7 b4xd4 
                                4.c1g5 c8f5 5.a3 f5d3 6.g5e3 d4h4 
   11    +2.06    2.92  1851827 1... b8b4 2.c4xf7 f8xf7 3.a4xa7 b4xd4 
                                4.c1g5 c8f5 5.a3 e7f8 6.f3 f5c2 
                                7.f1e1 c2b3 
  <11>   +2.06    4.45  3068069 1... b8b4 2.c4xf7 f8xf7 3.a4xa7 b4xd4 
                                4.c1g5 c8f5 5.a3 e7f8 6.f3 f5c2 
                                7.f1e1 c2b3 
   12    +2.18    7.86  5362758 1... b8b4 2.c4xf7 f8xf7 3.a4xa7 b4xd4 
                                4.c1g5 e7b4 5.f1e1 d4d3 6.e1e3 d3d2 
                                7.e3e8 d8xe8 8.g5xd2 c5 9.a7b8 
  <12>   +2.18    9.95  7084978 1... b8b4 2.c4xf7 f8xf7 3.a4xa7 b4xd4 
                                4.c1g5 e7b4 5.f1e1 d4d3 6.e1e3 d3d2 
                                7.e3e8 d8xe8 8.g5xd2 c5 9.a7b8 
  <13>   +2.18   10.01  7110706 1... b8b4 2.c4xf7 f8xf7 3.a4xa7 b4xd4 
                                4.c1g5 e7b4 5.f1e1 d4d3 6.e1e3 d3d2 
                                7.e3e8 d8xe8 8.g5xd2 f6g4 9.d2e3 e8e5 

Computed move :   b8b4
NPS:              710360
solution found [48/48], time: 0.12, points: 25, nodes: 45318!
[Diagram of position #49]

Test position #49

White to move


FEN :          2b3k1/4rrpp/p2p4/2pP2RQ/1pP1Pp1N/1P3P1P/1q6/6RK w - -
Best Move :    Qxh7+ 
Position ID:  "WAC.049"

 depth   value    time    nodes pv
    1    -3.65    0.00        4 1.g1e1 c8xh3 
  5/1    -2.07    0.00       67 1.h4f5 c8xf5 2.g5xf5 b2xb3 
  8/1    -2.00    0.00       74 1.h4g2 b2xb3 
  9/1    -1.83    0.00       81 1.g5g2 b2xb3 
 23/1    -1.68    0.00      167 1.h5h6 b2xb3 2.h6xd6 b3xc4 
   <1>   -1.68    0.00      171 1.h5h6 b2xb3 2.h6xd6 b3xc4 
  2/2    -1.83    0.00      279 1.g5g2 b2xb3 
   <2>   -1.83    0.00      728 1.g5g2 b2xb3 
  4/3    -1.68    0.02     2052 1.h5h6 b2xb3 2.h6xd6 
   <3>   -1.68    0.02     2651 1.h5h6 b2xb3 2.h6xd6 
    4    -1.68    0.02     3854 1.h5h6 b2xb3 2.h6xd6 b3xc4 
   <4>   -1.68    0.04     6952 1.h5h6 b2xb3 2.h6xd6 b3xc4 
!   5    -1.26    0.04    11185 1.h5h6 
!   5    -0.52    0.05    16352 1.h5h6 e7d7 2.h4f5 g6 3.g5g2 b2xb3 
! 3/5    -0.51    0.05    18941 1.h5xh7 
!   5    +2.69    0.08    32484 1.h5xh7 
!   5       #6    0.10    46548 1.h5xh7 Kxh7 2.g5h5 Kg8 3.h4g6 b2g2 
                                4.g1xg2 f7f8 5.h5h8 Kf7 6.h8xf8 h8xf8 
   <5>      #6    0.10    48479 1.h5xh7 Kxh7 2.g5h5 Kg8 3.h4g6 b2g2 
                                4.g1xg2 f7f8 5.h5h8 Kf7 6.h8xf8 h8xf8 
    6       #6    0.11    56777 1.h5xh7 Kxh7 2.g5h5 Kg8 3.h4g6 b2g2 
                                4.g1xg2 f7f8 5.h5h8 Kf7 6.h8xf8 h8xf8 
   <6>      #6    0.13    64999 1.h5xh7 Kxh7 2.g5h5 Kg8 3.h4g6 b2g2 
                                4.g1xg2 f7f8 5.h5h8 Kf7 6.h8xf8 h8xf8 
    7       #6    0.16    76925 1.h5xh7 Kxh7 2.g5h5 Kg8 3.h4g6 b2g2 
                                4.g1xg2 f7f8 5.h5h8 Kf7 6.h8xf8 h8xf8 
   <7>      #6    0.18    95068 1.h5xh7 Kxh7 2.g5h5 Kg8 3.h4g6 b2g2 
                                4.g1xg2 f7f8 5.h5h8 Kf7 6.h8xf8 h8xf8 
    8       #6    0.22   119659 1.h5xh7 Kxh7 2.g5h5 Kg8 3.h4g6 b2g2 
                                4.g1xg2 f7f8 5.h5h8 Kf7 6.h8xf8 h8xf8 
   <8>      #6    0.24   128479 1.h5xh7 Kxh7 2.g5h5 Kg8 3.h4g6 b2g2 
                                4.g1xg2 f7f8 5.h5h8 Kf7 6.h8xf8 h8xf8 
    9       #6    0.30   170457 1.h5xh7 Kxh7 2.g5h5 Kg8 3.h4g6 b2g2 
                                4.g1xg2 f7f8 5.h5h8 Kf7 6.h8xf8 h8xf8 
   <9>      #6    0.32   183674 1.h5xh7 Kxh7 2.g5h5 Kg8 3.h4g6 b2g2 
                                4.g1xg2 f7f8 5.h5h8 Kf7 6.h8xf8 h8xf8 

Computed move :   h5xh7
NPS:              556587
solution found [49/49], time: 0.05, points: 25, nodes: 18941!
[Diagram of position #50]

Test position #50

White to move


FEN :          k4r2/1R4pb/1pQp1n1p/3P4/5p1P/3P2P1/r1q1R2K/8 w - -
Best Move :    Rxb6+ 
Position ID:  "WAC.050"

 depth   value    time    nodes pv
    1    -4.17    0.00      137 1.e2xc2 a2xc2 2.c6xc2 f4xg3 3.Kxg3 Kxb7 
  5/1       #3    0.02      211 1.b7xb6 c2xc6 2.e2xa2 c6a4 3.a2xa4 
   <1>      #3    0.02      521 1.b7xb6 c2xc6 2.e2xa2 c6a4 3.a2xa4 

Computed move :   b7xb6
NPS:              26050
solution found [50/50], time: 0.02, points: 25, nodes: 521!
© Steffen A. Jakob