[ Test Suite wac | Hossa ]

Positions 11 - 20


[Diagram of position #11]

Test position #11

White to move


FEN :          r1b1kb1r/3q1ppp/pBp1pn2/8/Np3P2/5B2/PPP3PP/R2Q1RK1 w kq -
Best Move :    Bxc6 
Position ID:  "WAC.011"

 depth   value    time    nodes pv
    1    -0.36    0.00        2 1.d1e2 
  5/1    -0.12    0.00      174 1.d1xd7 c8xd7 2.a4c5 f8xc5 3.b6xc5 
 26/1    -0.02    0.00      218 1.a4c5 f8xc5 2.b6xc5 
   <1>   -0.02    0.00      234 1.a4c5 f8xc5 2.b6xc5 
    2    -0.02    0.00      298 1.a4c5 f8xc5 
   <2>   -0.02    0.00      643 1.a4c5 f8xc5 
    3    +0.06    0.00      953 1.a4c5 f8xc5 2.b6xc5 a5 
!31/3    +0.40    0.02     1511 1.f3xc6 
!   3    +0.82    0.02     1746 1.f3xc6 f8c5 2.a4xc5 d7xc6 
   <3>   +0.82    0.02     1814 1.f3xc6 f8c5 2.a4xc5 d7xc6 
!   4    +1.24    0.02     2317 1.f3xc6 
!   4    +1.99    0.02     2672 1.f3xc6 
!   4    +5.19    0.02     3167 1.f3xc6 
!   4    +7.12    0.03     6736 1.f3xc6 a8a7 2.c6xd7 a7xd7 3.d1e2 
   <4>   +7.12    0.03     8619 1.f3xc6 a8a7 2.c6xd7 a7xd7 3.d1e2 
    5    +6.76    0.03    12344 1.f3xc6 a8a7 2.c6xd7 a7xd7 3.d1e2 f8d6 
   <5>   +6.76    0.05    16371 1.f3xc6 a8a7 2.c6xd7 a7xd7 3.d1e2 f8d6 
    6    +6.72    0.06    36672 1.f3xc6 f6d5 2.c6xd7 c8xd7 3.c3 d7b5 
                                4.f1f3 b4xc3 5.b2xc3 
   <6>   +6.72    0.09    52262 1.f3xc6 f6d5 2.c6xd7 c8xd7 3.c3 d7b5 
                                4.f1f3 b4xc3 5.b2xc3 
?   7    +3.77    0.28   212896 1.f3xc6 f6d5 2.c6xd7 c8xd7 3.a4c5 d5xb6 
                                4.c5xd7 b6xd7 5.c4 
   <7>   +3.77    0.31   239769 1.f3xc6 f6d5 2.c6xd7 c8xd7 3.a4c5 d5xb6 
                                4.c5xd7 b6xd7 5.c4 
    8    +3.43    0.42   331757 1.f3xc6 f6d5 2.c6xd7 c8xd7 3.f5 d5xb6 
                                4.f5xe6 d7xe6 5.d1f3 b6d5 
   <8>   +3.43    0.50   408050 1.f3xc6 f6d5 2.c6xd7 c8xd7 3.f5 d5xb6 
                                4.f5xe6 d7xe6 5.d1f3 b6d5 
    9    +3.47    0.70   587382 1.f3xc6 f6d5 2.c6xd7 c8xd7 3.a4c5 d5xb6 
                                4.d1d4 f8xc5 5.d4xc5 b6d5 6.c5d6 
   <9>   +3.47    0.83   727112 1.f3xc6 f6d5 2.c6xd7 c8xd7 3.a4c5 d5xb6 
                                4.d1d4 f8xc5 5.d4xc5 b6d5 6.c5d6 
   10    +3.47    1.41  1236898 1.f3xc6 f6d5 2.c6xd7 c8xd7 3.b6c5 d7xa4 
                                4.c5xf8 Kxf8 5.d1d4 a4b5 6.d4c5 Kg8 
                                7.f1d1 d5xf4 8.c5xb4 
  <10>   +3.47    1.73  1549879 1.f3xc6 f6d5 2.c6xd7 c8xd7 3.b6c5 d7xa4 
                                4.c5xf8 Kxf8 5.d1d4 a4b5 6.d4c5 Kg8 
                                7.f1d1 d5xf4 8.c5xb4 
   11    +3.53    2.84  2451382 1.f3xc6 f6d5 2.c6xd7 c8xd7 3.f5 d5xb6 
                                4.a4xb6 f8c5 5.Kh1 c5xb6 6.f5xe6 d7xe6 
                                7.d1d6 b6e3 8.d6c6 Ke7 
  <11>   +3.53    3.27  2869171 1.f3xc6 f6d5 2.c6xd7 c8xd7 3.f5 d5xb6 
                                4.a4xb6 f8c5 5.Kh1 c5xb6 6.f5xe6 d7xe6 
                                7.d1d6 b6e3 8.d6c6 Ke7 
!  12    +3.95    4.33  3656521 1.f3xc6 
!  12    +4.04    5.66  4870369 1.f3xc6 f6d5 2.c6xd7 c8xd7 3.f5 d5xb6 
                                4.a4xb6 f8c5 5.Kh1 c5xb6 6.f5xe6 d7xe6 
                                7.d1d6 b6a7 8.d6c6 Ke7 9.c6b7 e6d7 
                                10.b7xb4 Ke8 
  <12>   +4.04    6.56  5773404 1.f3xc6 f6d5 2.c6xd7 c8xd7 3.f5 d5xb6 
                                4.a4xb6 f8c5 5.Kh1 c5xb6 6.f5xe6 d7xe6 
                                7.d1d6 b6a7 8.d6c6 Ke7 9.c6b7 e6d7 
                                10.b7xb4 Ke8 

Computed move :   f3xc6
NPS:              877417
solution found [11/11], time: 0.02, points: 25, nodes: 1511!
[Diagram of position #12]

Test position #12

Black to move


FEN :          4k1r1/2p3r1/1pR1p3/3pP2p/3P2qP/P4N2/1PQ4P/5R1K b - -
Best Move :    Qxf3+ 
Position ID:  "WAC.012"

 depth   value    time    nodes pv
    1    -1.75    0.00        5 1... g4h3 
 16/1       #2    0.02       64 1... g4xf3 2.f1xf3 g7g1 
   <1>      #2    0.02      112 1... g4xf3 2.f1xf3 g7g1 

Computed move :   g4xf3
NPS:              5600
solution found [12/12], time: 0.02, points: 25, nodes: 112!
[Diagram of position #13]

Test position #13

White to move


FEN :          5rk1/pp4p1/2n1p2p/2Npq3/2p5/6P1/P3P1BP/R4Q1K w - -
Best Move :    Qxf8+ 
Position ID:  "WAC.013"

 depth   value    time    nodes pv
    1    -1.04    0.00        2 1.f1e1 
 30/1    +1.21    0.00      219 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
   <1>   +1.21    0.00      256 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
    2    +1.21    0.00      531 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 
   <2>   +1.21    0.00      798 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 
    3    +1.49    0.02     1712 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.a1f1 
   <3>   +1.49    0.02     1981 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.a1f1 
    4    +1.29    0.02     3694 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.a1b1 b6 
   <4>   +1.29    0.03     5238 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.a1b1 b6 
    5    +1.54    0.03     9271 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.a1b1 b6 5.Kg1 
   <5>   +1.54    0.05    12480 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.a1b1 b6 5.Kg1 
    6    +1.39    0.08    23265 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.a1c1 Kd6 5.Kg1 Kc5 
   <6>   +1.39    0.10    32269 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.a1c1 Kd6 5.Kg1 Kc5 
    7    +1.46    0.14    56907 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.a1f1 b6 5.Kg1 c3 6.Kf2 
   <7>   +1.46    0.17    72685 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.a1f1 b6 5.Kg1 c3 6.Kf2 
    8    +1.59    0.25   117497 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.Kg1 Kd6 5.a1b1 b6 6.b1c1 Kc5 
                                7.c1c3 
   <8>   +1.59    0.25   122186 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.Kg1 Kd6 5.a1b1 b6 6.b1c1 Kc5 
                                7.c1c3 
    9    +1.44    0.41   205350 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.Kg1 Kd6 5.a1c1 b6 6.Kf1 e5g4 
                                7.h4 g4f6 
   <9>   +1.44    0.42   220261 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.Kg1 Kd6 5.a1c1 b6 6.Kf1 e5g4 
                                7.h4 g4f6 
   10    +1.57    0.67   357388 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.Kg1 Kd6 5.a1c1 b6 6.Kf1 e5g4 
                                7.h3 g4f6 8.c1c3 Ke5 
  <10>   +1.57    0.71   384212 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.Kg1 Kd6 5.a1c1 b6 6.Kf1 e5g4 
                                7.h3 g4f6 8.c1c3 Ke5 
   11    +1.48    1.30   715773 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.Kg1 Kd6 5.a1c1 b5 6.c1b1 a6 
                                7.a4 Kc5 8.g2h3 b5xa4 9.h3xe6 
  <11>   +1.48    1.42   784197 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.Kg1 Kd6 5.a1c1 b5 6.c1b1 a6 
                                7.a4 Kc5 8.g2h3 b5xa4 9.h3xe6 
   12    +1.50    2.31  1279203 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.Kg1 Kd6 5.a1c1 b5 6.a3 Kc5 
                                7.g2h3 Kd6 8.c1b1 a6 9.Kf2 
  <12>   +1.50    2.53  1424785 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.Kg1 Kd6 5.a1c1 b5 6.a3 Kc5 
                                7.g2h3 Kd6 8.c1b1 a6 9.Kf2 
   13    +1.48    5.02  2789660 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.Kg1 Kd6 5.a1c1 b5 6.a3 Kc5 
                                7.g2h3 Kd6 8.c1b1 a6 9.b1c1 d4 
                                10.h3g2 
  <13>   +1.48    5.50  3144552 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.Kg1 Kd6 5.a1c1 b5 6.a3 Kc5 
                                7.g2h3 Kd6 8.c1b1 a6 9.b1c1 d4 
                                10.h3g2 
  <14>   +1.48   10.00  5524705 1.f1xf8 Kxf8 2.c5d7 Ke7 3.d7xe5 c6xe5 
                                4.Kg1 Kd6 5.a1c1 b5 6.c1d1 a5 
                                7.e4 e5d3 8.e4xd5 e6xd5 9.Kf1 Ke5 
                                10.Ke2 Kd4 

Computed move :   f1xf8
NPS:              552470
solution found [13/13], time: 0.00, points: 25, nodes: 256!
[Diagram of position #14]

Test position #14

White to move


FEN :          r2rb1k1/pp1q1p1p/2n1p1p1/2bp4/5P2/PP1BPR1Q/1BPN2PP/R5K1 w - -
Best Move :    Qxh7+ 
Position ID:  "WAC.014"

 depth   value    time    nodes pv
    1    +1.01    0.00        2 1.h3h6 
   <1>   +1.01    0.00       95 1.h3h6 
    2    +0.81    0.00      146 1.h3h6 f5 
! 2/2    +1.43    0.00      251 1.h3xh7 
!   2    +2.18    0.01      390 1.h3xh7 
!   2    +5.38    0.01     1281 1.h3xh7 
!   2    +5.66    0.01     3082 1.h3xh7 Kf8 2.b2f6 c5xe3 3.f3xe3 
   <2>   +5.66    0.01     3215 1.h3xh7 Kf8 2.b2f6 c5xe3 3.f3xe3 
!   3    +6.08    0.01     3491 1.h3xh7 
!   3    +6.83    0.01     3658 1.h3xh7 
!   3   +10.03    0.01     3735 1.h3xh7 
   <3>  +10.03    0.01     3735 1.h3xh7 

Computed move :   h3xh7
NPS:              124500
solution found [14/14], time: 0.00, points: 25, nodes: 251!
[Diagram of position #15]

Test position #15

White to move


FEN :          1R6/1brk2p1/4p2p/p1P1Pp2/P7/6P1/1P4P1/2R3K1 w - -
Best Move :    Rxb7 
Position ID:  "WAC.015"

 depth   value    time    nodes pv
    1    +3.65    0.00        2 1.Kf2 
   <1>   +3.65    0.01      117 1.Kf2 
 20/2    +3.50    0.01      604 1.g4 f4 
   <2>   +3.50    0.01      621 1.g4 f4 
    3    +3.61    0.01      756 1.g4 f4 2.b8f8 
!22/3    +3.92    0.01     1846 1.b8xb7 
!   3    +4.67    0.01     1927 1.b8xb7 
!   3    +5.31    0.01     2025 1.b8xb7 c7xb7 2.c6 Kc8 3.c6xb7 Kxb7 
   <3>   +5.31    0.01     2052 1.b8xb7 c7xb7 2.c6 Kc8 3.c6xb7 Kxb7 
    4    +5.43    0.03     2389 1.b8xb7 c7xb7 2.c6 Kc8 3.c6xb7 Kxb7 
                                4.Kf2 
   <4>   +5.43    0.03     4061 1.b8xb7 c7xb7 2.c6 Kc8 3.c6xb7 Kxb7 
                                4.Kf2 
    5    +5.32    0.03     4793 1.b8xb7 c7xb7 2.c6 Kc8 3.c6xb7 Kxb7 
                                4.Kf2 Ka6 
   <5>   +5.32    0.04     8821 1.b8xb7 c7xb7 2.c6 Kc8 3.c6xb7 Kxb7 
                                4.Kf2 Ka6 
    6    +5.46    0.04    10630 1.b8xb7 c7xb7 2.c6 Kc8 3.c6xb7 Kxb7 
                                4.Kf2 Kb6 5.Ke3 
   <6>   +5.46    0.07    21790 1.b8xb7 c7xb7 2.c6 Kc8 3.c6xb7 Kxb7 
                                4.Kf2 Kb6 5.Ke3 

Computed move :   b8xb7
NPS:              311285
solution found [15/15], time: 0.01, points: 25, nodes: 1846!
[Diagram of position #16]

Test position #16

White to move


FEN :          r4rk1/ppp2ppp/2n5/2bqp3/8/P2PB3/1PP1NPPP/R2Q1RK1 w - -
Best Move :    Nc3 
Position ID:  "WAC.016"

 depth   value    time    nodes pv
    1    -0.12    0.00        2 1.e3g5 
  6/1    -0.09    0.00       12 1.e3xc5 d5xc5 
  7/1    -0.05    0.00       18 1.d1d2 
   <1>   -0.05    0.01       48 1.d1d2 
    2    -0.03    0.01      134 1.d1d2 f8e8 
  8/2    +0.03    0.01      313 1.e2c3 d5d6 
   <2>   +0.03    0.01      505 1.e2c3 d5d6 
    3    +0.26    0.01      762 1.e2c3 d5d6 2.d1h5 
   <3>   +0.26    0.01     1032 1.e2c3 d5d6 2.d1h5 
!   4    +0.68    0.01     3182 1.e2c3 
!   4    +1.43    0.01     5228 1.e2c3 
!   4    +3.17    0.03     7415 1.e2c3 d5e6 2.e3xc5 f8d8 
   <4>   +3.17    0.03     8561 1.e2c3 d5e6 2.e3xc5 f8d8 
    5    +3.22    0.03    11650 1.e2c3 d5d6 2.c3e4 d6e7 3.e4xc5 
   <5>   +3.22    0.03    13679 1.e2c3 d5d6 2.c3e4 d6e7 3.e4xc5 
    6    +3.38    0.05    23136 1.e2c3 d5d7 2.e3xc5 f8d8 3.d1h5 b6 
                                4.c5e3 
   <6>   +3.38    0.06    28276 1.e2c3 d5d7 2.e3xc5 f8d8 3.d1h5 b6 
                                4.c5e3 
    7    +3.43    0.08    43538 1.e2c3 d5d7 2.e3xc5 f8d8 3.d1h5 b6 
                                4.c5e3 d7e7 
   <7>   +3.43    0.08    51936 1.e2c3 d5d7 2.e3xc5 f8d8 3.d1h5 b6 
                                4.c5e3 d7e7 
    8    +3.43    0.12    85525 1.e2c3 d5d7 2.e3xc5 f8e8 3.d1h5 b6 
                                4.c5e3 c6d4 5.e3xd4 e5xd4 
   <8>   +3.43    0.12    87741 1.e2c3 d5d7 2.e3xc5 f8e8 3.d1h5 b6 
                                4.c5e3 c6d4 5.e3xd4 e5xd4 
    9    +3.42    0.20   160228 1.e2c3 d5d7 2.e3xc5 f8e8 3.d1h5 b6 
                                4.c5e3 c6d4 5.e3xd4 e5xd4 6.c3d5 
   <9>   +3.42    0.22   170195 1.e2c3 d5d7 2.e3xc5 f8e8 3.d1h5 b6 
                                4.c5e3 c6d4 5.e3xd4 e5xd4 6.c3d5 
   10    +3.43    0.45   379166 1.e2c3 d5d6 2.c3e4 d6g6 3.e3xc5 f8d8 
                                4.d1f3 f6 5.f1e1 g6f7 6.f3g4 
  <10>   +3.43    0.47   392607 1.e2c3 d5d6 2.c3e4 d6g6 3.e3xc5 f8d8 
                                4.d1f3 f6 5.f1e1 g6f7 6.f3g4 
   11    +3.49    0.91   784083 1.e2c3 d5d6 2.c3e4 d6g6 3.e3xc5 f8d8 
                                4.d1f3 f6 5.f1e1 g6f7 6.c5e3 c6e7 
                                7.e4c5 
  <11>   +3.49    1.00   859041 1.e2c3 d5d6 2.c3e4 d6g6 3.e3xc5 f8d8 
                                4.d1f3 f6 5.f1e1 g6f7 6.c5e3 c6e7 
                                7.e4c5 
   12    +3.45    1.89  1607407 1.e2c3 d5d6 2.c3e4 d6g6 3.e3xc5 f8e8 
                                4.d1f3 b6 5.c5e3 c6e7 6.f1e1 e7f5 
                                7.e4g5 g6f6 
  <12>   +3.45    2.05  1754670 1.e2c3 d5d6 2.c3e4 d6g6 3.e3xc5 f8e8 
                                4.d1f3 b6 5.c5e3 c6e7 6.f1e1 e7f5 
                                7.e4g5 g6f6 
   13    +3.49    4.33  3675531 1.e2c3 d5d6 2.c3e4 d6g6 3.e4xc5 b6 
                                4.c5a6 a8c8 5.f1e1 f8e8 6.a6b4 a5 
                                7.b4xc6 g6xc6 8.d1d2 
  <13>   +3.49    4.59  3919228 1.e2c3 d5d6 2.c3e4 d6g6 3.e4xc5 b6 
                                4.c5a6 a8c8 5.f1e1 f8e8 6.a6b4 a5 
                                7.b4xc6 g6xc6 8.d1d2 
   14    +3.49    7.14  6169358 1.e2c3 d5d6 2.c3e4 d6g6 3.e4xc5 b6 
                                4.c5a6 a8c8 5.f1e1 f8e8 6.d1f3 e4 
                                7.d3xe4 e8xe4 8.a1d1 c6e5 9.f3e2 
  <14>   +3.49    7.59  6603375 1.e2c3 d5d6 2.c3e4 d6g6 3.e4xc5 b6 
                                4.c5a6 a8c8 5.f1e1 f8e8 6.d1f3 e4 
                                7.d3xe4 e8xe4 8.a1d1 c6e5 9.f3e2 
  <15>   +3.49   10.00  8280139 1.e2c3 d5d6 2.c3e4 d6g6 3.e4xc5 b6 
                                4.c5a6 a8c8 5.f1e1 f8e8 6.d1f3 e4 
                                7.d3xe4 e8xe4 8.a1d1 c6e5 9.f3e2 c5 
                                10.b4 

Computed move :   e2c3
NPS:              827186
solution found [16/16], time: 0.01, points: 25, nodes: 505!
[Diagram of position #17]

Test position #17

White to move


FEN :          1k5r/pppbn1pp/4q1r1/1P3p2/2NPp3/1QP5/P4PPP/R1B1R1K1 w - -
Best Move :    Ne5 
Position ID:  "WAC.017"

 depth   value    time    nodes pv
    1    +0.23    0.00        4 1.c4a3 
  6/1    +0.73    0.00       10 1.c1f4 
 35/1    +0.95    0.00       60 1.c4e5 e6xb3 2.e5xd7 Kc8 3.a2xb3 Kxd7 
                                4.a1xa7 
   <1>   +0.95    0.00       66 1.c4e5 e6xb3 2.e5xd7 Kc8 3.a2xb3 Kxd7 
                                4.a1xa7 
    2    +0.95    0.01      128 1.c4e5 e6xb3 
   <2>   +0.95    0.01      276 1.c4e5 e6xb3 
    3    +0.95    0.01      828 1.c4e5 e6xb3 2.e5xd7 
   <3>   +0.95    0.01     1071 1.c4e5 e6xb3 2.e5xd7 
    4    +0.95    0.01     3077 1.c4e5 e6xb3 2.e5xd7 Kc8 3.a2xb3 Kxd7 
 27/4    +0.99    0.05     9652 1.c1a3 e7d5 2.c4e5 g6h6 
   <4>   +0.99    0.05    10253 1.c1a3 e7d5 2.c4e5 g6h6 
    5    +1.01    0.05    14932 1.c1a3 e7d5 2.c4e5 g6h6 3.a3c5 
   <5>   +1.01    0.06    19082 1.c1a3 e7d5 2.c4e5 g6h6 3.a3c5 
    6    +0.93    0.11    38291 1.c1a3 e7d5 2.c4e5 g6h6 3.c4 d5f4 
  2/6    +1.42    0.14    58122 1.c4e5 e6xb3 2.a2xb3 d7xb5 3.e5xg6 e7xg6 
                                4.c1g5 
   <6>   +1.42    0.16    67522 1.c4e5 e6xb3 2.a2xb3 d7xb5 3.e5xg6 e7xg6 
                                4.c1g5 
    7    +1.31    0.19    92196 1.c4e5 e6xb3 2.a2xb3 d7xb5 3.e5xg6 e7xg6 
                                4.c1g5 b5d3 
   <7>   +1.31    0.25   123437 1.c4e5 e6xb3 2.a2xb3 d7xb5 3.e5xg6 e7xg6 
                                4.c1g5 b5d3 
    8    +1.41    0.33   176862 1.c4e5 e6xb3 2.a2xb3 d7xb5 3.e5xg6 e7xg6 
                                4.c4 b5c6 5.c1g5 
   <8>   +1.41    0.36   198804 1.c4e5 e6xb3 2.a2xb3 d7xb5 3.e5xg6 e7xg6 
                                4.c4 b5c6 5.c1g5 
    9    +1.34    0.55   330182 1.c4e5 e6xb3 2.a2xb3 d7xb5 3.e5xg6 e7xg6 
                                4.c4 b5d7 5.c1g5 a6 
   <9>   +1.34    0.95   584368 1.c4e5 e6xb3 2.a2xb3 d7xb5 3.e5xg6 e7xg6 
                                4.c4 b5d7 5.c1g5 a6 
   10    +1.44    1.36   855539 1.c4e5 e6xb3 2.a2xb3 d7xb5 3.e5xg6 e7xg6 
                                4.g3 h8e8 5.c4 b5c6 6.c1g5 
  <10>   +1.44    1.47   921653 1.c4e5 e6xb3 2.a2xb3 d7xb5 3.e5xg6 e7xg6 
                                4.g3 h8e8 5.c4 b5c6 6.c1g5 
   11    +1.43    2.25  1460796 1.c4e5 e6xb3 2.a2xb3 d7xb5 3.c4 g6a6 
                                4.c1g5 a6xa1 5.e1xa1 e7c6 6.c4xb5 c6xd4 
                                7.e5d7 Kc8 
  <11>   +1.43    4.50  3039290 1.c4e5 e6xb3 2.a2xb3 d7xb5 3.c4 g6a6 
                                4.c1g5 a6xa1 5.e1xa1 e7c6 6.c4xb5 c6xd4 
                                7.e5d7 Kc8 
   12    +1.35    6.23  4220937 1.c4e5 e6xb3 2.a2xb3 d7xb5 3.c4 b5e8 
                                4.e5xg6 e7xg6 5.c1g5 b5 6.g3 b5xc4 
                                7.b3xc4 e8c6 
  <12>   +1.35   10.00  6998787 1.c4e5 e6xb3 2.a2xb3 d7xb5 3.c4 b5e8 
                                4.e5xg6 e7xg6 5.c1g5 b5 6.g3 b5xc4 
                                7.b3xc4 e8c6 

Computed move :   c4e5
NPS:              699179
solution found [17/17], time: 0.14, points: 25, nodes: 67522!
[Diagram of position #18]

Test position #18

White to move


FEN :          R7/P4k2/8/8/8/8/r7/6K1 w - -
Best Move :    Rh8 
Position ID:  "WAC.018"

 depth   value    time    nodes pv
    1    +0.00    0.00        3 1.a8b8 a2xa7 
  5/1    +1.31    0.02       11 1.Kf1 
   <1>   +1.31    0.02       24 1.Kf1 
    2    +1.26    0.02       57 1.Kf1 Ke7 
   <2>   +1.26    0.02      130 1.Kf1 Ke7 
    3    +1.26    0.02      242 1.Kf1 Ke7 2.Kg1 
   <3>   +1.26    0.02      457 1.Kf1 Ke7 2.Kg1 
    4    +1.21    0.02      699 1.Kf1 Ke7 2.Kg1 Kd7 
   <4>   +1.21    0.02     1096 1.Kf1 Ke7 2.Kg1 Kd7 
    5    +1.21    0.02     1853 1.Kf1 Ke7 2.Ke1 Kd7 3.Kf1 
   <5>   +1.21    0.02     3034 1.Kf1 Ke7 2.Ke1 Kd7 3.Kf1 
    6    +1.16    0.03     5062 1.Kf1 Ke7 2.Ke1 Kd7 3.Kd1 Kc7 
! 2/6    +1.63    0.03    10162 1.a8h8 
!   6    +2.38    0.03    13058 1.a8h8 
!   6    +5.58    0.05    15973 1.a8h8 
!   6   +10.87    0.07    29027 1.a8h8 a2c2 2.a7a8Q Kf6 3.a8d5 c2b2 
   <6>  +10.87    0.07    29623 1.a8h8 a2c2 2.a7a8Q Kf6 3.a8d5 c2b2 
?   7   +10.97    0.08    44143 1.a8h8 a2a1 2.Kf2 a1a2 3.Ke3 a2a3 
                                4.Kd4 a3a4 5.Kc5 Ke7 6.Kb6 Kd6 
                                7.a7a8Q 
   <7>  +10.97    0.10    44151 1.a8h8 a2a1 2.Kf2 a1a2 3.Ke3 a2a3 
                                4.Kd4 a3a4 5.Kc5 Ke7 6.Kb6 Kd6 
                                7.a7a8Q 
    8   +11.33    0.14    77015 1.a8h8 a2a1 2.Kf2 a1a2 3.Ke3 a2a3 
                                4.Kd4 a3a4 5.Kc5 Ke6 6.a7a8Q a4f4 
                                7.a8d5 Kf6 
   <8>  +11.33    0.14    77831 1.a8h8 a2a1 2.Kf2 a1a2 3.Ke3 a2a3 
                                4.Kd4 a3a4 5.Kc5 Ke6 6.a7a8Q a4f4 
                                7.a8d5 Kf6 
!   9   +11.75    0.36   214081 1.a8h8 
   <9>  +11.75    0.36   214081 1.a8h8 

Computed move :   a8h8
NPS:              594669
solution found [18/18], time: 0.03, points: 25, nodes: 10162!
[Diagram of position #19]

Test position #19

White to move


FEN :          r1b2rk1/ppbn1ppp/4p3/1QP4q/3P4/N4N2/5PPP/R1B2RK1 w - -
Best Move :    c6 
Position ID:  "WAC.019"

 depth   value    time    nodes pv
    1      #-1    0.00        5 1.f3e1 h5xh2 
  3/1    -1.87    0.00       12 1.b5d3 
 31/1    -1.80    0.00       43 1.c1g5 
   <1>   -1.80    0.00       53 1.c1g5 
  2/2    -1.93    0.01      170 1.b5d3 f8d8 
   <2>   -1.93    0.01      319 1.b5d3 f8d8 
    3    -1.69    0.01      720 1.b5d3 h5g4 2.c1g5 
   <3>   -1.69    0.01     1102 1.b5d3 h5g4 2.c1g5 
    4    -1.83    0.01     4188 1.b5d3 f8d8 2.d3e4 h5g6 3.e4xg6 h7xg6 
! 4/4    -1.27    0.03     6573 1.c6 
!   4    -0.52    0.03     8378 1.c6 
!   4    +0.33    0.03    10823 1.c6 h5d5 2.b5xd5 e6xd5 3.c6xd7 c8xd7 
   <4>   +0.33    0.04    12298 1.c6 h5d5 2.b5xd5 e6xd5 3.c6xd7 c8xd7 
    5    +0.33    0.04    17297 1.c6 h5d5 2.b5xd5 e6xd5 3.c6xd7 c8xd7 
   <5>   +0.33    0.06    19684 1.c6 h5d5 2.b5xd5 e6xd5 3.c6xd7 c8xd7 
    6    +0.65    0.08    33587 1.c6 h5xb5 2.a3xb5 c7b6 3.c6xd7 c8xd7 
   <6>   +0.65    0.09    40148 1.c6 h5xb5 2.a3xb5 c7b6 3.c6xd7 c8xd7 
    7    +0.85    0.14    70255 1.c6 h5xb5 2.a3xb5 c7b6 3.c6xd7 c8xd7 
                                4.b5d6 d7c6 
   <7>   +0.85    0.15    83878 1.c6 h5xb5 2.a3xb5 c7b6 3.c6xd7 c8xd7 
                                4.b5d6 d7c6 
    8    +0.82    0.22   136548 1.c6 h5xb5 2.a3xb5 c7b6 3.c6xd7 c8xd7 
                                4.b5d6 d7c6 5.f1d1 
   <8>   +0.82    0.23   146860 1.c6 h5xb5 2.a3xb5 c7b6 3.c6xd7 c8xd7 
                                4.b5d6 d7c6 5.f1d1 
    9    +0.75    0.37   263263 1.c6 h5xb5 2.a3xb5 c7b6 3.c6xd7 c8xd7 
                                4.b5d6 d7c6 5.f3e5 b6xd4 6.e5xc6 
   <9>   +0.75    0.40   278365 1.c6 h5xb5 2.a3xb5 c7b6 3.c6xd7 c8xd7 
                                4.b5d6 d7c6 5.f3e5 b6xd4 6.e5xc6 
   10    +0.76    0.68   518080 1.c6 h5xb5 2.a3xb5 c7b6 3.c6xd7 c8xd7 
                                4.b5d6 d7c6 5.a1b1 c6xf3 6.g2xf3 f8b8 
  <10>   +0.76    0.72   538427 1.c6 h5xb5 2.a3xb5 c7b6 3.c6xd7 c8xd7 
                                4.b5d6 d7c6 5.a1b1 c6xf3 6.g2xf3 f8b8 
   11    +0.85    1.26   986489 1.c6 h5xb5 2.a3xb5 c7b6 3.c6xd7 c8xd7 
                                4.b5d6 d7c6 5.a1b1 f8d8 6.c1a3 d8d7 
                                7.f3e5 
  <11>   +0.85    1.39  1057326 1.c6 h5xb5 2.a3xb5 c7b6 3.c6xd7 c8xd7 
                                4.b5d6 d7c6 5.a1b1 f8d8 6.c1a3 d8d7 
                                7.f3e5 
   12    +0.74    2.45  1907299 1.c6 h5xb5 2.a3xb5 c7b6 3.c6xd7 c8xd7 
                                4.a1b1 d7c6 5.c1a3 f8c8 6.b5d6 c8c7 
                                7.f3e5 b6xd4 8.e5xc6 b7xc6 
  <12>   +0.74    4.43  3222759 1.c6 h5xb5 2.a3xb5 c7b6 3.c6xd7 c8xd7 
                                4.a1b1 d7c6 5.c1a3 f8c8 6.b5d6 c8c7 
                                7.f3e5 b6xd4 8.e5xc6 b7xc6 
   13    +0.77    6.45  4999935 1.c6 h5xb5 2.a3xb5 c7b6 3.c6xd7 c8xd7 
                                4.a1b1 d7c6 5.c1a3 f8d8 6.a3e7 d8d5 
                                7.b5d6 f6 8.f1e1 
  <13>   +0.77    9.15  6840027 1.c6 h5xb5 2.a3xb5 c7b6 3.c6xd7 c8xd7 
                                4.a1b1 d7c6 5.c1a3 f8d8 6.a3e7 d8d5 
                                7.b5d6 f6 8.f1e1 
  <14>   +0.77   10.00  7388249 1.c6 h5xb5 2.a3xb5 c7b6 3.c6xd7 c8xd7 
                                4.a1b1 d7c6 5.c1a3 f8d8 6.a3e7 d8d7 
                                7.e7c5 c6xf3 8.g2xf3 d7d5 9.b5d6 

Computed move :   c6
NPS:              738824
solution found [19/19], time: 0.03, points: 25, nodes: 6573!
[Diagram of position #20]

Test position #20

Black to move


FEN :          r2qkb1r/1ppb1ppp/p7/4p3/P1Q1P3/2P5/5PPP/R1B2KNR b kq -
Best Move :    Bb5 
Position ID:  "WAC.020"

 depth   value    time    nodes pv
    1    +2.53    0.00        2 1... f8e7 
   <1>   +2.53    0.00       39 1... f8e7 
    2    +2.35    0.00       86 1... f8e7 2.c4d5 
   <2>   +2.35    0.01      228 1... f8e7 2.c4d5 
  2/3    +2.23    0.01      753 1... f8d6 2.c4d5 b6 
 14/3    +2.45    0.01     1313 1... d7e6 2.c4e2 f8c5 
!32/3    +2.77    0.01     1859 1... d7b5 
!   3    +3.52    0.01     1989 1... d7b5 
!   3    +6.72    0.01     2119 1... d7b5 
!   3    +8.67    0.01     2540 1... d7b5 2.c4xb5 a6xb5 3.g1f3 b5xa4 
                                4.f3xe5 
   <3>   +8.67    0.01     2580 1... d7b5 2.c4xb5 a6xb5 3.g1f3 b5xa4 
                                4.f3xe5 
!   4    +9.09    0.03     3077 1... d7b5 
!   4    +9.84    0.03     3545 1... d7b5 
!   4    +9.86    0.03     4199 1... d7b5 2.c4xb5 a6xb5 3.c1e3 b5xa4 
   <4>   +9.86    0.03     8377 1... d7b5 2.c4xb5 a6xb5 3.c1e3 b5xa4 

Computed move :   d7b5
NPS:              167540
solution found [20/20], time: 0.01, points: 25, nodes: 1859!
© Steffen A. Jakob