[ Test Suite wac | Hossa ]

Positions 161 - 170


[Diagram of position #161]

Test position #161

White to move


FEN :          3r3k/3r1P1p/pp1Nn3/2pp4/7Q/6R1/Pq4PP/5RK1 w - -
Best Move :    Qxd8+ 
Position ID:  "WAC.161"

 depth   value    time    nodes pv
    1    -1.75    0.00        4 1.d6f5 d7xf7 
  3/1    +0.66    0.00      133 1.h4h6 
   <1>   +0.66    0.00      484 1.h4h6 
    2    +0.51    0.00      589 1.h4h6 e6f8 
! 5/2    +1.08    0.00     1730 1.g3g8 
!   2    +1.17    0.00     3704 1.g3g8 d8xg8 2.f7xg8Q Kxg8 3.h4g4 Kh8 
                                4.g4xe6 
   <2>   +1.17    0.02     4609 1.g3g8 d8xg8 2.f7xg8Q Kxg8 3.h4g4 Kh8 
                                4.g4xe6 
    3    +1.57    0.02     8279 1.g3g8 d8xg8 2.f7xg8Q Kxg8 3.h4g4 Kh8 
                                4.g4xe6 b2d4 5.f1f2 
! 4/3    +1.59    0.02     9356 1.h4xd8 
!   3    +2.34    0.03     9370 1.h4xd8 
!   3    +5.54    0.03     9384 1.h4xd8 
!   3       #4    0.03    10009 1.h4xd8 d7xd8 2.f7f8Q d8xf8 3.f1xf8 e6xf8 
                                4.d6f7 d6f7 
   <3>      #4    0.03    13175 1.h4xd8 d7xd8 2.f7f8Q d8xf8 3.f1xf8 e6xf8 
                                4.d6f7 d6f7 

Computed move :   h4xd8
NPS:              263500
solution found [161/161], time: 0.02, points: 25, nodes: 9356!
[Diagram of position #162]

Test position #162

White to move


FEN :          r3kbnr/p4ppp/2p1p3/8/Q1B3b1/2N1B3/PP3PqP/R3K2R w KQkq -
Best Move :    Bd5 
Position ID:  "WAC.162"

 depth   value    time    nodes pv
    1    -7.47    0.00        7 1.h4 g2xh1 2.c4f1 
  3/1    -7.33    0.02       23 1.c4d3 g2xh1 2.d3f1 
  5/1    -6.93    0.02       38 1.a1c1 g2xh1 2.c4f1 
 19/1    -2.57    0.02       92 1.Kd2 
 39/1    -2.54    0.02      177 1.h1f1 
   <1>   -2.54    0.02      235 1.h1f1 
    2    -2.80    0.02      309 1.h1f1 g4f3 
  2/2    -2.68    0.02      438 1.Kd2 f8d6 
   <2>   -2.68    0.02      698 1.Kd2 f8d6 
    3    -2.76    0.02     1547 1.Kd2 a8d8 2.c4d3 f8d6 3.a4xa7 d6xh2 
  2/3    -2.59    0.03     2175 1.h1f1 f8d6 2.c4e2 g4xe2 3.Kxe2 
!32/3    -2.26    0.03     4191 1.c4d5 
!   3    -1.51    0.03     4515 1.c4d5 
!   3    +1.21    0.03     4944 1.c4d5 e6xd5 2.a4xc6 Kd8 3.c6xa8 Kd7 
                                4.a8xd5 g2xd5 5.c3xd5 
   <3>   +1.21    0.03     5154 1.c4d5 e6xd5 2.a4xc6 Kd8 3.c6xa8 Kd7 
                                4.a8xd5 g2xd5 5.c3xd5 
    4    +1.21    0.05     7289 1.c4d5 e6xd5 2.a4xc6 Kd8 3.c6xa8 
   <4>   +1.21    0.05    10346 1.c4d5 e6xd5 2.a4xc6 Kd8 3.c6xa8 
    5    +1.21    0.07    14929 1.c4d5 e6xd5 2.a4xc6 Kd8 3.c6xa8 Kd7 
                                4.a8xd5 
   <5>   +1.21    0.07    23189 1.c4d5 e6xd5 2.a4xc6 Kd8 3.c6xa8 Kd7 
                                4.a8xd5 
!   6    +1.63    0.08    31972 1.c4d5 
!   6    +1.38    0.10    36839 1.c4d5 e6xd5 2.a4xc6 Kd8 3.c6xa8 Kd7 
                                4.a8xa7 Ke6 5.Kd2 Kf6 
   <6>   +1.38    0.13    71635 1.c4d5 e6xd5 2.a4xc6 Kd8 3.c6xa8 Kd7 
                                4.a8xa7 Ke6 5.Kd2 Kf6 
    7    +1.78    0.19   105363 1.c4d5 e6xd5 2.a4xc6 Kd8 3.c6xa8 Kd7 
                                4.a8xa7 Ke6 5.Kd2 Kf6 6.a7d4 Ke6 
   <7>   +1.78    0.36   275599 1.c4d5 e6xd5 2.a4xc6 Kd8 3.c6xa8 Kd7 
                                4.a8xa7 Ke6 5.Kd2 Kf6 6.a7d4 Ke6 
    8    +1.62    0.49   367739 1.c4d5 e6xd5 2.a4xc6 Kd8 3.c6xa8 Kd7 
                                4.a8xa7 Ke6 5.Kd2 g4f3 6.a1g1 g2h3 
   <8>   +1.62    0.89   821041 1.c4d5 e6xd5 2.a4xc6 Kd8 3.c6xa8 Kd7 
                                4.a8xa7 Ke6 5.Kd2 g4f3 6.a1g1 g2h3 
    9    +1.56    1.30  1140994 1.c4d5 e6xd5 2.a4xc6 Kd8 3.c6xa8 Kd7 
                                4.a8xa7 Ke6 5.Kd2 g4f3 6.a1g1 g2h3 
                                7.g1g3 h3f5 
   <9>   +1.56    3.38  3233728 1.c4d5 e6xd5 2.a4xc6 Kd8 3.c6xa8 Kd7 
                                4.a8xa7 Ke6 5.Kd2 g4f3 6.a1g1 g2h3 
                                7.g1g3 h3f5 
   10    +1.94    4.49  4125761 1.c4d5 e6xd5 2.a4xc6 Kd8 3.c6xa8 Kd7 
                                4.a8xa7 Ke6 5.Kd2 f8d6 6.h1g1 g2f3 
                                7.e3d4 g8f6 
  <10>   +1.94   10.00  9825504 1.c4d5 e6xd5 2.a4xc6 Kd8 3.c6xa8 Kd7 
                                4.a8xa7 Ke6 5.Kd2 f8d6 6.h1g1 g2f3 
                                7.e3d4 g8f6 

Computed move :   c4d5
NPS:              980589
solution found [162/162], time: 0.03, points: 25, nodes: 4191!
[Diagram of position #163]

Test position #163

Black to move


FEN :          5rk1/2p4p/2p4r/3P4/4p1b1/1Q2NqPp/PP3P1K/R4R2 b - -
Best Move :    Qg2+ 
Position ID:  "WAC.163"

 depth   value    time    nodes pv
    1    +0.60    0.00       22 1... c6xd5 2.e3xg4 
  2/1    +0.73    0.00       33 1... g4d7 2.d5xc6 d7e6 
   <1>   +0.73    0.00      341 1... g4d7 2.d5xc6 d7e6 
    2    +0.73    0.00      383 1... g4d7 2.d5xc6 
   <2>   +0.73    0.00     1023 1... g4d7 2.d5xc6 
  7/3    +0.40    0.02     4174 1... h6g6 2.d5xc6 g4e6 3.b3b7 
! 8/3    +1.15    0.02     4762 1... c6xd5 
!   3    +1.46    0.02     5084 1... c6xd5 2.b3xd5 g4e6 3.d5g5 h6g6 
   <3>   +1.46    0.02     5807 1... c6xd5 2.b3xd5 g4e6 3.d5g5 h6g6 
?   4    +0.44    0.03    13527 1... c6xd5 2.b3xd5 g4e6 3.d5d1 f3f7 
? 5/4    +0.45    0.05    16624 1... c5 2.b3b7 g4d7 3.b7xc7 
?15/4    +0.58    0.06    20894 1... f8f7 2.d5xc6 h6xc6 3.e3xg4 f3xg4 
   <4>   +0.58    0.06    23248 1... f8f7 2.d5xc6 h6xc6 3.e3xg4 f3xg4 
  2/5    +0.91    0.11    44515 1... c5 2.a1c1 h6b6 3.b3d1 f3xd1 
                                4.e3xd1 g4xd1 5.f1xd1 b6xb2 6.Kxh3 b2xf2 
                                7.c1xc5 
   <5>   +0.91    0.14    61323 1... c5 2.a1c1 h6b6 3.b3d1 f3xd1 
                                4.e3xd1 g4xd1 5.f1xd1 b6xb2 6.Kxh3 b2xf2 
                                7.c1xc5 
    6    +1.11    0.22   103381 1... c5 2.a1b1 h6b6 3.b3c3 g4c8 
                                4.c3xc5 
   <6>   +1.11    0.27   145304 1... c5 2.a1b1 h6b6 3.b3c3 g4c8 
                                4.c3xc5 
  6/7    +0.99    0.77   442516 1... f8f7 2.b3b8 Kg7 3.b8b3 c6xd5 
                                4.b3xd5 g4f5 5.d5d8 
   <7>   +0.99    0.86   504333 1... f8f7 2.b3b8 Kg7 3.b8b3 c6xd5 
                                4.b3xd5 g4f5 5.d5d8 
    8    +0.62    1.09   624215 1... f8f7 2.d5xc6 h6xc6 3.a1d1 c6d6 
                                4.b3b8 f7f8 5.b8xc7 d6xd1 6.e3xd1 
  2/8    +0.98    1.55   888367 1... c5 2.a4 h6b6 3.b3a2 b6f6 
                                4.a2c4 g4c8 5.c4xc5 f6f7 
   <8>   +0.98    1.72  1033862 1... c5 2.a4 h6b6 3.b3a2 b6f6 
                                4.a2c4 g4c8 5.c4xc5 f6f7 
    9    +0.96    3.02  1885187 1... c5 2.a1e1 h6b6 3.b3c2 g4d7 
                                4.c2e2 d7b5 5.e2xf3 f8xf3 6.b3 b5xf1 
                                7.e1xf1 
   <9>   +0.96    3.67  2400015 1... c5 2.a1e1 h6b6 3.b3c2 g4d7 
                                4.c2e2 d7b5 5.e2xf3 f8xf3 6.b3 b5xf1 
                                7.e1xf1 
   10    +0.88    5.80  3880083 1... c5 2.a4 c4 3.b3a3 g4c8 
                                4.a3c5 h6b6 5.a1a2 f8f7 6.a5 b6f6 
  <10>   +0.88    7.56  5207271 1... c5 2.a4 c4 3.b3a3 g4c8 
                                4.a3c5 h6b6 5.a1a2 f8f7 6.a5 b6f6 
  <11>   +0.88   10.00  6818739 1... c5 2.a4 c4 3.b3c3 g4c8 
                                4.c3e5 c8a6 5.e5xc7 c3 6.b2xc3 a6xf1 
                                7.a1xf1 f8f7 

Computed move :   c5
NPS:              680512
no solution found [:-( [162/163]!
[Diagram of position #164]

Test position #164

White to move


FEN :          8/6pp/4p3/1p1n4/1NbkN1P1/P4P1P/1PR3K1/r7 w - -
Best Move :    Rxc4+ 
Position ID:  "WAC.164"

 depth   value    time    nodes pv
    1    +2.10    0.00      193 1.b4c6 Kd3 2.c2d2 Ke3 
   <1>   +2.10    0.00      314 1.b4c6 Kd3 2.c2d2 Ke3 
! 3/2    +2.52    0.02     3498 1.c2xc4 
!   2    +3.27    0.02     3620 1.c2xc4 
!   2    +4.31    0.02     3840 1.c2xc4 Kxc4 2.e4d2 Kd4 3.d2b3 Kc4 
                                4.b3xa1 d5xb4 5.a3xb4 Kxb4 
   <2>   +4.31    0.02     3972 1.c2xc4 Kxc4 2.e4d2 Kd4 3.d2b3 Kc4 
                                4.b3xa1 d5xb4 5.a3xb4 Kxb4 
    3    +4.31    0.03     4718 1.c2xc4 Kxc4 2.e4d2 Kd4 3.d2b3 Kc4 
                                4.b3xa1 d5xb4 
   <3>   +4.31    0.03     6434 1.c2xc4 Kxc4 2.e4d2 Kd4 3.d2b3 Kc4 
                                4.b3xa1 d5xb4 
    4    +4.31    0.05     8600 1.c2xc4 Kxc4 2.e4d2 Kd4 3.d2b3 Kc4 
                                4.b3a5 Kc5 5.a5b3 Kc4 6.b3a5 Kc5 
                                7.a5b3 Kc4 8.b3a5 
   <4>   +4.31    0.05    12615 1.c2xc4 Kxc4 2.e4d2 Kd4 3.d2b3 Kc4 
                                4.b3a5 Kc5 5.a5b3 Kc4 6.b3a5 Kc5 
                                7.a5b3 Kc4 8.b3a5 Kc5 9.a5b3 Kc4 
                                10.b3a5 Kc5 
    5    +4.45    0.06    18798 1.c2xc4 Kxc4 2.e4d2 Kd4 3.d2b3 Kc4 
                                4.b3xa1 d5xb4 5.a3xb4 Kxb4 6.a1c2 Kb3 
   <5>   +4.45    0.09    29953 1.c2xc4 Kxc4 2.e4d2 Kd4 3.d2b3 Kc4 
                                4.b3xa1 d5xb4 5.a3xb4 Kxb4 6.a1c2 Kb3 
    6    +4.39    0.13    44439 1.c2xc4 Kxc4 2.e4d2 Kd4 3.d2b3 Kc4 
                                4.b3xa1 d5xb4 5.a3xb4 Kxb4 6.a1c2 Kc4 
                                7.c2e3 Kd4 
   <6>   +4.39    0.20    76829 1.c2xc4 Kxc4 2.e4d2 Kd4 3.d2b3 Kc4 
                                4.b3xa1 d5xb4 5.a3xb4 Kxb4 6.a1c2 Kc4 
                                7.c2e3 Kd4 

Computed move :   c2xc4
NPS:              384145
solution found [163/164], time: 0.02, points: 25, nodes: 3498!
[Diagram of position #165]

Test position #165

White to move


FEN :          1r5k/p1p3pp/8/8/4p3/P1P1R3/1P1Q1qr1/2KR4 w - -
Best Move :    Re2 
Position ID:  "WAC.165"

 depth   value    time    nodes pv
    1      #-1    0.00       31 1.d2d7 f2xb2 
  4/1    -2.17    0.00       84 1.e3xe4 b8xb2 2.Kxb2 f2xd2 3.d1xd2 g2xd2 
                                4.Kb3 
 22/1    -1.01    0.00      229 1.d2d8 f2f8 2.d8xf8 b8xf8 3.e3xe4 
   <1>   -1.01    0.00      234 1.d2d8 f2f8 2.d8xf8 b8xf8 3.e3xe4 
    2    -0.99    0.01     1394 1.d2d8 f2f8 2.d8xf8 b8xf8 3.e3xe4 f8b8 
                                4.b4 
   <2>   -0.99    0.01     1559 1.d2d8 f2f8 2.d8xf8 b8xf8 3.e3xe4 f8b8 
                                4.b4 
    3    -1.17    0.01     4237 1.d2d8 f2f8 2.d8xf8 b8xf8 3.e3xe4 f8b8 
                                4.b4 Kg8 
   <3>   -1.17    0.03     4484 1.d2d8 f2f8 2.d8xf8 b8xf8 3.e3xe4 f8b8 
                                4.b4 Kg8 
    4    -0.94    0.05    16622 1.d2d8 f2f8 2.d8xf8 b8xf8 3.e3xe4 c6 
                                4.d1h1 f8b8 5.b4 
! 3/4    -0.75    0.06    18840 1.e3e2 
!   4    +0.00    0.06    20543 1.e3e2 
!   4    +2.88    0.06    22506 1.e3e2 b8f8 2.e2xf2 g2xf2 
   <4>   +2.88    0.06    23318 1.e3e2 b8f8 2.e2xf2 g2xf2 
    5    +3.17    0.08    30935 1.e3e2 b8f8 2.e2xf2 g2xf2 3.d2d7 
   <5>   +3.17    0.09    35530 1.e3e2 b8f8 2.e2xf2 g2xf2 3.d2d7 
    6    +3.26    0.12    53043 1.e3e2 e3 2.d2d8 f2f8 3.d8xf8 b8xf8 
                                4.e2xg2 Kg8 5.g2e2 f8e8 
   <6>   +3.26    0.14    61814 1.e3e2 e3 2.d2d8 f2f8 3.d8xf8 b8xf8 
                                4.e2xg2 Kg8 5.g2e2 f8e8 
    7    +3.50    0.26   122811 1.e3e2 f2f7 2.e2xg2 b8e8 3.d2e3 f7f3 
                                4.e3g5 f3f7 
   <7>   +3.50    0.28   137525 1.e3e2 f2f7 2.e2xg2 b8e8 3.d2e3 f7f3 
                                4.e3g5 f3f7 
    8    +3.62    0.59   277503 1.e3e2 f2f8 2.e2xg2 c5 3.d2g5 a5 
                                4.d1g1 b8b7 
   <8>   +3.62    0.61   288460 1.e3e2 f2f8 2.e2xg2 c5 3.d2g5 a5 
                                4.d1g1 b8b7 
    9    +3.68    1.06   524620 1.e3e2 f2f8 2.e2xg2 b8e8 3.d2e3 a5 
                                4.d1g1 e8e7 5.e3g5 a4 
   <9>   +3.68    1.09   546992 1.e3e2 f2f8 2.e2xg2 b8e8 3.d2e3 a5 
                                4.d1g1 e8e7 5.e3g5 a4 
   10    +3.76    1.90   971473 1.e3e2 f2f8 2.e2xg2 b8e8 3.d2e3 a6 
                                4.d1g1 e8e7 5.e3g5 e3 6.g5h5 
  <10>   +3.76    1.94  1005945 1.e3e2 f2f8 2.e2xg2 b8e8 3.d2e3 a6 
                                4.d1g1 e8e7 5.e3g5 e3 6.g5h5 
!  11    +4.18    5.09  2606227 1.e3e2 
!  11    +4.29    7.65  3959364 1.e3e2 f2f8 2.e2xg2 b8e8 3.d2e3 f8f3 
                                4.e3g1 f3f7 5.g1xa7 e3 6.g2e2 f7f3 
  <11>   +4.29    7.76  4058187 1.e3e2 f2f8 2.e2xg2 b8e8 3.d2e3 f8f3 
                                4.e3g1 f3f7 5.g1xa7 e3 6.g2e2 f7f3 
  <12>   +4.29   10.00  5156375 1.e3e2 f2f8 2.e2xg2 b8e8 

Computed move :   e3e2
NPS:              515637
solution found [164/165], time: 0.06, points: 25, nodes: 18840!
[Diagram of position #166]

Test position #166

Black to move


FEN :          r3r1k1/5pp1/p1p4p/2Pp4/8/q1NQP1BP/5PP1/4K2R b K -
Best Move :    d4 
Position ID:  "WAC.166"

 depth   value    time    nodes pv
    1    -0.15    0.00        2 1... a3xc5 
  3/1    -0.08    0.00      154 1... a3c1 2.c3d1 c1xc5 
   <1>   -0.08    0.00      288 1... a3c1 2.c3d1 c1xc5 
    2    -0.26    0.00      711 1... a3c1 2.c3d1 c1xc5 3.g3c7 
   <2>   -0.26    0.02     1148 1... a3c1 2.c3d1 c1xc5 3.g3c7 
    3    +0.13    0.02     2108 1... a3c1 2.c3d1 c1xc5 3.d3c3 c5b5 
!22/3    +0.16    0.02     3066 1... d4 
!   3    +0.91    0.02     3280 1... d4 
!   3    +2.97    0.02     3618 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 
   <3>   +2.97    0.02     3669 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 
    4    +2.97    0.03     5517 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
   <4>   +2.97    0.03     8125 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
    5    +2.97    0.05    11667 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 
   <5>   +2.97    0.05    18494 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 
    6    +2.98    0.07    29396 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 5.O-O c5f5 
   <6>   +2.98    0.10    44738 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 5.O-O c5f5 
    7    +2.96    0.13    69454 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 5.O-O c5d5 6.d2e2 
   <7>   +2.96    0.16   104146 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 5.O-O c5d5 6.d2e2 
    8    +2.99    0.22   150292 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 5.O-O e8d8 6.d2e2 c5f5 
   <8>   +2.99    0.25   173771 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 5.O-O e8d8 6.d2e2 c5f5 
    9    +2.88    0.39   283240 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 5.O-O e8d8 6.d2e2 c5f5 
                                7.f1c1 c5 
   <9>   +2.88    0.47   365604 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 5.O-O e8d8 6.d2e2 c5f5 
                                7.f1c1 c5 
   10    +3.05    0.75   557621 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 5.O-O e8d8 6.d2b2 d8d7 
                                7.b2e2 c5f5 
  <10>   +3.05    0.83   653109 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 5.O-O e8d8 6.d2b2 d8d7 
                                7.b2e2 c5f5 
   11    +2.88    1.36  1086795 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 5.O-O e8d8 6.d2b2 d8d7 
                                7.f1c1 c5b5 8.b2c2 a8c8 
  <11>   +2.88    1.64  1369407 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 5.O-O e8d8 6.d2b2 d8d7 
                                7.f1c1 c5b5 8.b2c2 a8c8 
   12    +2.87    2.72  2289248 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 5.O-O e8d8 6.d2b2 d8d7 
                                7.f1c1 c5b5 8.b2c2 a8c8 9.c1a1 c8a8 
  <12>   +2.87    3.22  2823617 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 5.O-O e8d8 6.d2b2 d8d7 
                                7.f1c1 c5b5 8.b2c2 a8c8 9.c1a1 c8a8 
   13    +2.87    5.10  4455702 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 5.O-O e8d8 6.d2b2 c5h5 
                                7.b2b7 h5b5 8.b7e7 b5e2 9.g3d6 Kh7 
  <13>   +2.87    6.10  5489369 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 5.O-O e8d8 6.d2b2 c5h5 
                                7.b2b7 h5b5 8.b7e7 b5e2 9.g3d6 Kh7 
  <14>   +2.87   10.00  8488143 1... d4 2.d3xd4 a3a1 3.d4d1 a1xc3 
                                4.d1d2 c3xc5 5.O-O e8d8 6.d2b2 c5h5 
                                7.g3e5 f6 8.e5c7 d8c8 9.c7d6 a8a7 
                                10.b2d4 

Computed move :   d4
NPS:              848814
solution found [165/166], time: 0.02, points: 25, nodes: 3066!
[Diagram of position #167]

Test position #167

Black to move


FEN :          7Q/ppp2q2/3p2k1/P2Ppr1N/1PP5/7R/5rP1/6K1 b - -
Best Move :    Rxg2+ 
Position ID:  "WAC.167"

 depth   value    time    nodes pv
    1    +1.86    0.00      430 1... f2f1 2.Kh2 f7f8 3.h3g3 f5g5 
                                4.h8xf8 f1xf8 
 24/1    +2.23    0.01      492 1... f7f8 2.h8xf8 f5xf8 
   <1>   +2.23    0.01      499 1... f7f8 2.h8xf8 f5xf8 
    2    +1.99    0.01      574 1... f7f8 2.h3g3 f5g5 3.h8xf8 f2xf8 
   <2>   +1.99    0.01     1321 1... f7f8 2.h3g3 f5g5 3.h8xf8 f2xf8 
    3    +1.97    0.01     2069 1... f7f8 2.h3g3 f5g5 3.h8g7 f8xg7 
                                4.h5xg7 g5xg3 5.Kxf2 
   <3>   +1.97    0.03     4633 1... f7f8 2.h3g3 f5g5 3.h8g7 f8xg7 
                                4.h5xg7 g5xg3 5.Kxf2 
    4    +2.02    0.03     7803 1... f7f8 2.h5g3 f8xh8 3.h3xh8 
! 3/4    +2.39    0.04    14904 1... f2xg2 
!   4    +3.14    0.04    16800 1... f2xg2 
!   4    +6.34    0.04    18013 1... f2xg2 
!   4       #5    0.06    20079 1... f2xg2 2.Kxg2 f5f2 3.Kg3 f7f3 
                                4.Kh4 f3e4 5.Kg3 f2g2 6.f2g2 
   <4>      #5    0.06    21449 1... f2xg2 2.Kxg2 f5f2 3.Kg3 f7f3 
                                4.Kh4 f3e4 5.Kg3 f2g2 6.f2g2 
    5       #5    0.08    33332 1... f2xg2 2.Kxg2 f5f2 3.Kg3 f7f3 
                                4.Kh4 f3e4 5.Kg3 f2g2 6.f2g2 
   <5>      #5    0.09    40536 1... f2xg2 2.Kxg2 f5f2 3.Kg3 f7f3 
                                4.Kh4 f3e4 5.Kg3 f2g2 6.f2g2 
    6       #5    0.12    74950 1... f2xg2 2.Kxg2 f5f2 3.Kg3 f7f3 
                                4.Kh4 f3e4 5.Kg3 f2g2 6.f2g2 
   <6>      #5    0.17   101282 1... f2xg2 2.Kxg2 f5f2 3.Kg3 f7f3 
                                4.Kh4 f3e4 5.Kg3 f2g2 6.f2g2 
    7       #5    0.26   176326 1... f2xg2 2.Kxg2 f5f2 3.Kg3 f7f3 
                                4.Kh4 f3e4 5.Kg3 f2g2 6.f2g2 
   <7>      #5    0.39   259986 1... f2xg2 2.Kxg2 f5f2 3.Kg3 f7f3 
                                4.Kh4 f3e4 5.Kg3 f2g2 6.f2g2 

Computed move :   f2xg2
NPS:              666630
solution found [166/167], time: 0.04, points: 25, nodes: 14904!
[Diagram of position #168]

Test position #168

Black to move


FEN :          r3k2r/pb1q1p2/8/2p1pP2/4p1p1/B1P1Q1P1/P1P3K1/R4R2 b kq -
Best Move :    Qd2+ 
Position ID:  "WAC.168"

 depth   value    time    nodes pv
    1    +3.65    0.00       23 1... b7a6 2.a3xc5 a6xf1 3.Kxf1 
   <1>   +3.65    0.00      126 1... b7a6 2.a3xc5 a6xf1 3.Kxf1 
?   2    +3.65    0.00      629 1... b7a6 2.a3xc5 
   <2>   +3.65    0.00      668 1... b7a6 2.a3xc5 
! 3/3    +4.07    0.00     1683 1... d7d2 
!   3    +4.82    0.00     1882 1... d7d2 
!   3    +8.02    0.01     2053 1... d7d2 
!   3    +9.86    0.01     2619 1... d7d2 2.e3xd2 e3 3.d2d5 b7xd5 
                                4.f1f3 g4xf3 5.Kf1 
   <3>   +9.86    0.01     2826 1... d7d2 2.e3xd2 e3 3.d2d5 b7xd5 
                                4.f1f3 g4xf3 5.Kf1 
!   4   +10.28    0.01     3174 1... d7d2 
   <4>  +10.28    0.01     3174 1... d7d2 

Computed move :   d7d2
NPS:              317400
solution found [167/168], time: 0.00, points: 25, nodes: 1683!
[Diagram of position #169]

Test position #169

Black to move


FEN :          5rk1/1pp3bp/3p2p1/2PPp3/1P2P3/2Q1B3/4q1PP/R5K1 b - -
Best Move :    Bh6 
Position ID:  "WAC.169"

 depth   value    time    nodes pv
    1    +0.31    0.00        4 1... g7f6 
   <1>   +0.31    0.00      248 1... g7f6 
    2    -0.09    0.00      302 1... g7f6 2.a1a7 
   <2>   -0.09    0.01     1198 1... g7f6 2.a1a7 
    3    +0.12    0.01     1886 1... g7f6 2.a1e1 e2a2 3.c5xd6 c7xd6 
   <3>   +0.12    0.01     4574 1... g7f6 2.a1e1 e2a2 3.c5xd6 c7xd6 
    4    -0.07    0.03     6178 1... g7f6 2.c5xd6 c7xd6 3.a1a7 
!19/4    +0.54    0.03    11971 1... g7h6 
!   4    +1.29    0.03    12951 1... g7h6 
!   4    +3.43    0.05    18592 1... g7h6 2.e3d4 e5xd4 3.c3xd4 
   <4>   +3.43    0.05    19719 1... g7h6 2.e3d4 e5xd4 3.c3xd4 
!   5    +3.85    0.06    21122 1... g7h6 
!   5    +4.11    0.08    28215 1... g7h6 2.e3f4 h6xf4 3.a1e1 f4d2 
   <5>   +4.11    0.08    38443 1... g7h6 2.e3f4 h6xf4 3.a1e1 f4d2 
!   6    +4.53    0.09    46748 1... g7h6 
!   6    +4.66    0.14    61263 1... g7h6 2.e3f4 f8xf4 3.c3c1 e2xe4 
                                4.a1a8 f4f8 
   <6>   +4.66    0.15    75635 1... g7h6 2.e3f4 f8xf4 3.c3c1 e2xe4 
                                4.a1a8 f4f8 
!   7    +5.08    0.23   109258 1... g7h6 
!   7    +5.00    0.26   125582 1... g7h6 2.e3f4 f8xf4 3.a1a8 f4f8 
                                4.a8xf8 Kxf8 5.c3f3 e2xf3 6.g2xf3 h6e3 
                                7.Kg2 d6xc5 
   <7>   +5.00    0.30   151251 1... g7h6 2.e3f4 f8xf4 3.a1a8 f4f8 
                                4.a8xf8 Kxf8 5.c3f3 e2xf3 6.g2xf3 h6e3 
                                7.Kg2 d6xc5 

Computed move :   g7h6
NPS:              487906
solution found [168/169], time: 0.03, points: 25, nodes: 11971!
[Diagram of position #170]

Test position #170

White to move


FEN :          5r1k/6Rp/1p2p3/p2pBp2/1qnP4/4P3/Q4PPP/6K1 w - -
Best Move :    Qxc4 
Position ID:  "WAC.170"

 depth   value    time    nodes pv
    1    -1.07    0.00       49 1.g7b7 c4xe5 2.d4xe5 
  6/1    -1.02    0.00      236 1.g7g3 c4xe5 2.d4xe5 
   <1>   -1.02    0.00      493 1.g7g3 c4xe5 2.d4xe5 
? 2/2    -2.12    0.00     2898 1.g7f7 c4xe5 2.f7xf8 b4xf8 3.d4xe5 Kg7 
   <2>   -2.12    0.01     3801 1.g7f7 c4xe5 2.f7xf8 b4xf8 3.d4xe5 Kg7 
    3    -2.12    0.01     8051 1.g7f7 c4xe5 2.f7xf8 Kg7 3.Kf1 b4xf8 
                                4.d4xe5 f8c5 
   <3>   -2.12    0.03    11510 1.g7f7 c4xe5 2.f7xf8 Kg7 3.Kf1 b4xf8 
                                4.d4xe5 f8c5 
    4    -2.13    0.04    22076 1.g7f7 c4xe5 2.f7xf8 Kg7 3.a2e2 b4xf8 
                                4.d4xe5 a4 5.e2h5 
!31/4    -1.70    0.06    31802 1.a2xc4 
!   4    -0.95    0.07    32596 1.a2xc4 
!   4    +2.25    0.07    33900 1.a2xc4 
!   4    +4.82    0.07    39505 1.a2xc4 b4e1 2.c4f1 e1xf1 3.Kxf1 h5 
                                4.g7b7 Kg8 5.b7xb6 
   <4>   +4.82    0.09    39935 1.a2xc4 b4e1 2.c4f1 e1xf1 3.Kxf1 h5 
                                4.g7b7 Kg8 5.b7xb6 
    5    +5.03    0.09    43510 1.a2xc4 b4e1 2.c4f1 e1xf1 3.Kxf1 h5 
                                4.g7b7 Kg8 5.b7xb6 Kf7 6.b6a6 
   <5>   +5.03    0.10    56096 1.a2xc4 b4e1 2.c4f1 e1xf1 3.Kxf1 h5 
                                4.g7b7 Kg8 5.b7xb6 Kf7 6.b6a6 
    6    +5.28    0.12    62835 1.a2xc4 b4e1 2.c4f1 e1xf1 3.Kxf1 h5 
                                4.g7b7 Kg8 5.b7xb6 Kf7 6.b6a6 f8g8 
                                7.a6xa5 
   <6>   +5.28    0.15    87429 1.a2xc4 b4e1 2.c4f1 e1xf1 3.Kxf1 h5 
                                4.g7b7 Kg8 5.b7xb6 Kf7 6.b6a6 f8g8 
                                7.a6xa5 
    7    +5.25    0.18   100122 1.a2xc4 b4e1 2.c4f1 e1xf1 3.Kxf1 h5 
                                4.g7b7 Kg8 5.b7xb6 Kf7 6.b6a6 f8g8 
                                7.a6xa5 Kg6 
   <7>   +5.25    0.25   153321 1.a2xc4 b4e1 2.c4f1 e1xf1 3.Kxf1 h5 
                                4.g7b7 Kg8 5.b7xb6 Kf7 6.b6a6 f8g8 
                                7.a6xa5 Kg6 
    8    +5.29    0.32   195525 1.a2xc4 b4e1 2.c4f1 e1xf1 3.Kxf1 h5 
                                4.g7b7 Kg8 5.b7xb6 Kf7 6.b6a6 a4 
                                7.a6xa4 f8g8 8.a4a6 
   <8>   +5.29    0.35   210784 1.a2xc4 b4e1 2.c4f1 e1xf1 3.Kxf1 h5 
                                4.g7b7 Kg8 5.b7xb6 Kf7 6.b6a6 a4 
                                7.a6xa4 f8g8 8.a4a6 

Computed move :   a2xc4
NPS:              602240
solution found [169/170], time: 0.06, points: 25, nodes: 31802!
© Steffen A. Jakob