[ Test Suite lct2 | Hossa ]

Positions 1 - 10


[Diagram of position #1]

Test position #1

White to move


FEN :          r3kb1r/3n1pp1/p6p/2pPp2q/Pp2N3/3B2PP/1PQ2P2/R3K2R w KQkq -
Best Move :    d6 
Position ID:  "POS-01"

 depth   value    time    nodes pv
    1    -0.04    0.00        2 1.e4d2 
 20/1    +0.13    0.00       22 1.g4 
   <1>   +0.13    0.00      120 1.g4 
    2    +0.12    0.00      173 1.g4 h5h4 
   <2>   +0.12    0.00      513 1.g4 h5h4 
    3    +0.32    0.00      675 1.g4 h5h4 2.O-O-O 
   <3>   +0.32    0.02     1362 1.g4 h5h4 2.O-O-O 
    4    +0.21    0.02     2344 1.g4 h5h4 2.c2e2 a5 
   <4>   +0.21    0.02     5393 1.g4 h5h4 2.c2e2 a5 
    5    +0.28    0.03     7248 1.g4 h5h4 2.c2e2 d7f6 3.e4xf6 h4xf6 
   <5>   +0.28    0.03    13728 1.g4 h5h4 2.c2e2 d7f6 3.e4xf6 h4xf6 
    6    +0.03    0.05    21661 1.g4 h5h4 2.c2e2 a5 3.d3b5 h4d8 
                                4.b5xd7 Kxd7 
   <6>   +0.03    0.11    66485 1.g4 h5h4 2.c2e2 a5 3.d3b5 h4d8 
                                4.b5xd7 Kxd7 
    7    +0.01    0.14    85685 1.g4 h5h4 2.c2e2 a5 3.d3b5 h4d8 
                                4.b5xd7 d8xd7 5.e2d1 
   <7>   +0.01    0.24   154066 1.g4 h5h4 2.c2e2 a5 3.d3b5 h4d8 
                                4.b5xd7 d8xd7 5.e2d1 
    8    +0.07    0.30   191248 1.g4 h5h4 2.c2e2 a5 3.d3b5 h4d8 
                                4.f4 f5 5.b5xd7 Kxd7 
   <8>   +0.07    0.39   257359 1.g4 h5h4 2.c2e2 a5 3.d3b5 h4d8 
                                4.f4 f5 5.b5xd7 Kxd7 
    9    +0.01    0.60   398001 1.g4 h5h4 2.c2e2 d7b8 3.d6 h4d8 
                                4.O-O-O f5 5.e4g3 d8g5 6.Kb1 f5xg4 
   <9>   +0.01    0.86   638816 1.g4 h5h4 2.c2e2 d7b8 3.d6 h4d8 
                                4.O-O-O f5 5.e4g3 d8g5 6.Kb1 f5xg4 
   10    -0.02    1.80  1189129 1.g4 h5h4 2.c2e2 h5 3.g5 f8e7 
                                4.b3 h4f4 5.h4 a5 
  <10>   -0.02    2.66  1889376 1.g4 h5h4 2.c2e2 h5 3.g5 f8e7 
                                4.b3 h4f4 5.h4 a5 
   11    -0.02    4.36  2898670 1.g4 h5h4 2.d6 h4d8 3.c2e2 b3 
                                4.d3c4 d8a5 5.e2d2 a5xd2 6.Kxd2 g6 
                                7.c4xb3 f8g7 
  <11>   -0.02    6.21  4444272 1.g4 h5h4 2.d6 h4d8 3.c2e2 b3 
                                4.d3c4 d8a5 5.e2d2 a5xd2 6.Kxd2 g6 
                                7.c4xb3 f8g7 
   12    -0.04   11.06  7641721 1.g4 h5h4 2.d6 h5 3.g5 h4f4 
                                4.c2e2 f5 5.g5xf6 g7xf6 6.d3c4 a5 
                                7.c4d5 O-O-O 
  <12>   -0.04   19.13 13908957 1.g4 h5h4 2.d6 h5 3.g5 h4f4 
                                4.c2e2 f5 5.g5xf6 g7xf6 6.d3c4 a5 
                                7.c4d5 O-O-O 
   13    +0.28   35.85 24893361 1.g4 h5h4 2.d6 a8a7 3.c2e2 h4d8 
                                4.d3xa6 d8b6 5.a6c8 b6c6 6.c8xd7 a7xd7 
                                7.a1d1 f8xd6 8.e4xd6 d7xd6 9.e2xe5 
  <13>   +0.28   37.50 26413823 1.g4 h5h4 2.d6 a8a7 3.c2e2 h4d8 
                                4.d3xa6 d8b6 5.a6c8 b6c6 6.c8xd7 a7xd7 
                                7.a1d1 f8xd6 8.e4xd6 d7xd6 9.e2xe5 
   14    +0.56    1:16 52653389 1.g4 h5h4 2.d6 h5 3.e4xc5 f8xd6 
                                4.c5b7 h8h6 5.c2c6 d6c5 6.b7d6 h6xd6 
                                7.c6xa8 Ke7 8.O-O-O h4xf2 9.d3xa6 b3 
                                10.d1xd6 c5xd6 
  <14>   +0.56    1:21 56362077 1.g4 h5h4 2.d6 h5 3.e4xc5 f8xd6 
                                4.c5b7 h8h6 5.c2c6 d6c5 6.b7d6 h6xd6 
                                7.c6xa8 Ke7 8.O-O-O h4xf2 9.d3xa6 b3 
                                10.d1xd6 c5xd6 
   15    +0.52    1:50 76502129 1.g4 h5h4 2.d6 h5 3.e4xc5 f8xd6 
                                4.c5b7 h8h6 5.d3f5 d6e7 6.c2c7 d7f6 
                                7.b7d6 Kf8 8.d6c8 f6xg4 9.c7xe7 h4xe7 
                                10.c8xe7 g4xf2 11.Kxf2 Kxe7 
  <15>   +0.52    2:13 94761943 1.g4 h5h4 2.d6 h5 3.e4xc5 f8xd6 
                                4.c5b7 h8h6 5.d3f5 d6e7 6.c2c7 d7f6 
                                7.b7d6 Kf8 8.d6c8 f6xg4 9.c7xe7 h4xe7 
                                10.c8xe7 g4xf2 11.Kxf2 Kxe7 
  <16>   +0.52    3:00 125739218 1.g4 h5h4 2.d6 h5 3.e4xc5 f8xd6 
                                4.c5b7 d6e7 5.c2c6 h8h6 6.b7d6 h6xd6 
                                7.c6xa8 e7d8 8.a1d1 h4f6 9.d3f5 d6xd1 
                                10.Kxd1 d7c5 11.a8b8 c5xa4 

Computed move :   g4
NPS:              698551
no solution found [:-( [0/1]!
[Diagram of position #2]

Test position #2

Black to move


FEN :          1k1r3r/pp2qpp1/3b1n1p/3pNQ2/2pP1P2/2N1P3/PP4PP/1K1RR3 b - -
Best Move :    Bb4 
Position ID:  "POS-02"

 depth   value    time    nodes pv
    1    -2.65    0.00        7 1... f6e8 2.c3xd5 
  3/1    +0.01    0.00       22 1... d6xe5 2.d4xe5 
  4/1    +0.31    0.00       24 1... d8e8 
   <1>   +0.31    0.00       60 1... d8e8 
    2    +0.16    0.00      194 1... d8e8 2.c3b5 
 10/2    +0.20    0.02      526 1... d6b4 2.d1c1 b4xc3 3.c1xc3 
   <2>   +0.20    0.02      826 1... d6b4 2.d1c1 b4xc3 3.c1xc3 
    3    +0.20    0.02     1193 1... d6b4 2.d1c1 b4xc3 
  3/3    +0.21    0.02     1748 1... h8e8 2.c3b5 Ka8 
   <3>   +0.21    0.02     2466 1... h8e8 2.c3b5 Ka8 
    4    +0.13    0.03     5623 1... h8e8 2.e1e2 e7c7 3.c3b5 
  2/4    +0.35    0.05    10041 1... d6b4 2.f5c2 d8e8 3.e1e2 b4xc3 
                                4.c2xc3 
   <4>   +0.35    0.05    11728 1... d6b4 2.f5c2 d8e8 3.e1e2 b4xc3 
                                4.c2xc3 
    5    +0.52    0.08    24022 1... d6b4 2.d1c1 b4xc3 3.b2xc3 d8e8 
   <5>   +0.52    0.08    26658 1... d6b4 2.d1c1 b4xc3 3.b2xc3 d8e8 
    6    +0.50    0.11    45605 1... d6b4 2.d1c1 b4xc3 3.b2xc3 d8e8 
                                4.e1e2 h5 
   <6>   +0.50    0.12    54489 1... d6b4 2.d1c1 b4xc3 3.b2xc3 d8e8 
                                4.e1e2 h5 
    7    +0.89    0.25   138877 1... d6b4 2.Ka1 b4xc3 3.b2xc3 g6 
                                4.f5c2 f6e4 5.d1b1 
   <7>   +0.89    0.27   152273 1... d6b4 2.Ka1 b4xc3 3.b2xc3 g6 
                                4.f5c2 f6e4 5.d1b1 
    8    +0.92    0.47   308071 1... d6b4 2.Ka1 b4xc3 3.b2xc3 f6e4 
                                4.f5xf7 e7xf7 5.e5xf7 e4xc3 6.f7xd8 c3xd1 
   <8>   +0.92    0.47   312600 1... d6b4 2.Ka1 b4xc3 3.b2xc3 f6e4 
                                4.f5xf7 e7xf7 5.e5xf7 e4xc3 6.f7xd8 c3xd1 
    9    +0.88    0.89   648200 1... d6b4 2.Ka1 b4xc3 3.b2xc3 g6 
                                4.d1b1 Ka8 5.f5c2 f6e4 6.e5g4 
   <9>   +0.88    0.92   667973 1... d6b4 2.Ka1 b4xc3 3.b2xc3 g6 
                                4.d1b1 Ka8 5.f5c2 f6e4 6.e5g4 
   10    +0.94    2.03  1528310 1... d6b4 2.Ka1 b4xc3 3.b2xc3 g6 
                                4.d1b1 d8d6 5.f5c2 f6e4 6.b1b5 h8e8 
  <10>   +0.94    2.09  1564158 1... d6b4 2.Ka1 b4xc3 3.b2xc3 g6 
                                4.d1b1 d8d6 5.f5c2 f6e4 6.b1b5 h8e8 
   11    +0.90    4.12  3153577 1... d6b4 2.Ka1 b4xc3 3.b2xc3 h8f8 
                                4.f5c2 f6e4 5.d1b1 Ka8 6.b1b4 f6 
                                7.e5g6 
  <11>   +0.90    4.31  3275464 1... d6b4 2.Ka1 b4xc3 3.b2xc3 h8f8 
                                4.f5c2 f6e4 5.d1b1 Ka8 6.b1b4 f6 
                                7.e5g6 
   12    +0.69    9.30  6923710 1... d6b4 2.Ka1 b4xc3 3.b2xc3 h8f8 
                                4.f5c2 f6e4 5.d1b1 Ka8 6.b1b4 d8c8 
                                7.e1b1 b6 8.g3 
  <12>   +0.69    9.59  7117273 1... d6b4 2.Ka1 b4xc3 3.b2xc3 h8f8 
                                4.f5c2 f6e4 5.d1b1 Ka8 6.b1b4 d8c8 
                                7.e1b1 b6 8.g3 
   13    +1.03   34.06 25151608 1... d6b4 2.Ka1 Ka8 3.d1b1 h8e8 
                                4.f5c2 b4xc3 5.b2xc3 f6e4 6.b1b4 f6 
                                7.e5g6 e7d7 8.b4b1 
  <13>   +1.03   34.98 25830441 1... d6b4 2.Ka1 Ka8 3.d1b1 h8e8 
                                4.f5c2 b4xc3 5.b2xc3 f6e4 6.b1b4 f6 
                                7.e5g6 e7d7 8.b4b1 
   14    +0.98   50.30 37458666 1... d6b4 2.Ka1 Ka8 3.d1b1 h8e8 
                                4.b1c1 g6 5.f5c2 b4xc3 6.c2xc3 f6e4 
                                7.c3a5 g5 8.g3 f6 9.e5g6 
  <14>   +0.98    1:01 45159047 1... d6b4 2.Ka1 Ka8 3.d1b1 h8e8 
                                4.b1c1 g6 5.f5c2 b4xc3 6.c2xc3 f6e4 
                                7.c3a5 g5 8.g3 f6 9.e5g6 
   15    +1.00    1:47 79033740 1... d6b4 2.Ka1 Ka8 3.d1b1 h8e8 
                                4.e1f1 d8c8 5.f5c2 b4xc3 6.b2xc3 f6e4 
                                7.b1b5 e7d8 8.f1b1 c8c7 9.c2b2 b6 
                                10.b2c2 
  <15>   +1.00    1:55 84955233 1... d6b4 2.Ka1 Ka8 3.d1b1 h8e8 
                                4.e1f1 d8c8 5.f5c2 b4xc3 6.b2xc3 f6e4 
                                7.b1b5 e7d8 8.f1b1 c8c7 9.c2b2 b6 
                                10.b2c2 
  <16>   +1.00    3:00 129570160 1... d6b4 2.Ka1 Ka8 3.d1b1 h8e8 
                                4.e1c1 g6 5.f5c2 b4xc3 6.b2xc3 f6e4 
                                7.b1b4 d8c8 8.b4b5 e7d6 

Computed move :   d6b4
NPS:              719834
solution found [1/2], time: 0.05, points: 25, nodes: 11728!
[Diagram of position #3]

Test position #3

White to move


FEN :          r6k/pp4p1/2p1b3/3pP3/7q/P2B3r/1PP2Q1P/2K1R1R1 w - -
Best Move :    Qc5 
Position ID:  "POS-03"

 depth   value    time    nodes pv
    1    +0.79    0.00        3 1.f2g2 
   <1>   +0.79    0.02      130 1.f2g2 
    2    +0.62    0.02      235 1.f2g2 h4h6 2.Kb1 h3xh2 
   <2>   +0.62    0.02      668 1.f2g2 h4h6 2.Kb1 h3xh2 
    3    +0.62    0.02     1041 1.f2g2 h4h6 2.Kb1 h3xh2 
   <3>   +0.62    0.02     2722 1.f2g2 h4h6 2.Kb1 h3xh2 
 13/4    +0.23    0.04     6644 1.g1g2 h4xf2 2.g2xf2 a8d8 
   <4>   +0.23    0.04     9125 1.g1g2 h4xf2 2.g2xf2 a8d8 
    5    +0.31    0.05    16633 1.g1g2 h4xf2 2.g2xf2 a8d8 3.d3g6 d4 
   <5>   +0.31    0.08    28101 1.g1g2 h4xf2 2.g2xf2 a8d8 3.d3g6 d4 
    6    +0.17    0.10    33391 1.g1g2 h4xf2 2.g2xf2 Kg8 3.d3g6 a8f8 
   <6>   +0.17    0.21    89096 1.g1g2 h4xf2 2.g2xf2 Kg8 3.d3g6 a8f8 
    7    +0.24    0.24   102035 1.g1g2 h4xf2 2.g2xf2 Kg8 3.d3g6 a8f8 
                                4.e1f1 f8xf2 5.f1xf2 
   <7>   +0.24    0.33   162832 1.g1g2 h4xf2 2.g2xf2 Kg8 3.d3g6 a8f8 
                                4.e1f1 f8xf2 5.f1xf2 
    8    +0.15    0.39   193050 1.g1g2 h4xf2 2.g2xf2 Kg8 3.Kd2 a8f8 
                                4.e1f1 f8xf2 5.f1xf2 d4 
   <8>   +0.15    0.60   323648 1.g1g2 h4xf2 2.g2xf2 Kg8 3.Kd2 a8f8 
                                4.e1f1 f8xf2 5.f1xf2 d4 
    9    +0.07    0.66   361128 1.g1g2 h4xf2 2.g2xf2 Kg8 3.Kd2 a8f8 
                                4.e1f1 f8xf2 5.f1xf2 h3h5 6.f2e2 
  3/9    +0.17    2.13  1177082 1.f2c5 h3xh2 2.Kb1 e6f7 3.c5d6 a8e8 
                                4.d6d7 h4e7 5.d7g4 f7e6 
   <9>   +0.17    2.25  1258128 1.f2c5 h3xh2 2.Kb1 e6f7 3.c5d6 a8e8 
                                4.d6d7 h4e7 5.d7g4 f7e6 
!  10    +0.59    7.68  4700657 1.f2c5 
!  10    +0.60   10.10  6313611 1.f2c5 h3xh2 2.e1f1 e6g8 3.d3g6 a5 
                                4.Kb1 a4 5.c5b6 h4e7 6.b6e3 
  <10>   +0.60   10.32  6453941 1.f2c5 h3xh2 2.e1f1 e6g8 3.d3g6 a5 
                                4.Kb1 a4 5.c5b6 h4e7 6.b6e3 
   11    +0.69   17.89 11558275 1.f2c5 h3xh2 2.Kb1 e6h3 3.c5d6 a8g8 
                                4.e6 h3g2 5.d6c7 h2h1 6.g1xh1 g2xh1 
  <11>   +0.69   18.66 12027713 1.f2c5 h3xh2 2.Kb1 e6h3 3.c5d6 a8g8 
                                4.e6 h3g2 5.d6c7 h2h1 6.g1xh1 g2xh1 
   12    +0.75   33.71 22111041 1.f2c5 h3xh2 2.Kb1 e6f7 3.c5d6 a8e8 
                                4.e6 f7h5 5.d6c7 e8e7 6.c7b8 h5e8 
                                7.g1f1 Kg8 8.b8xa7 
  <12>   +0.75   34.52 22619445 1.f2c5 h3xh2 2.Kb1 e6f7 3.c5d6 a8e8 
                                4.e6 f7h5 5.d6c7 e8e7 6.c7b8 h5e8 
                                7.g1f1 Kg8 8.b8xa7 
   13    +0.64    1:13 49085676 1.f2c5 h4f4 2.Kb1 f4f8 3.c5d6 h3h6 
                                4.d6c7 f8f7 5.c7xf7 e6xf7 6.g1g2 Kg8 
                                7.e1g1 a8e8 8.g2xg7 Kf8 9.d3f5 e8xe5 
  <13>   +0.64    1:16 51239199 1.f2c5 h4f4 2.Kb1 f4f8 3.c5d6 h3h6 
                                4.d6c7 f8f7 5.c7xf7 e6xf7 6.g1g2 Kg8 
                                7.e1g1 a8e8 8.g2xg7 Kf8 9.d3f5 e8xe5 
   14    +0.67    1:53 75977325 1.f2c5 h4f4 2.Kb1 f4f8 3.c5d6 h3h6 
                                4.e1e2 a8d8 5.d6c7 d8d7 6.c7a5 b5 
                                7.a5d2 d7f7 8.e2g2 h6h5 9.d3g6 
  <14>   +0.67    1:58 78683227 1.f2c5 h4f4 2.Kb1 f4f8 3.c5d6 h3h6 
                                4.e1e2 a8d8 5.d6c7 d8d7 6.c7a5 b5 
                                7.a5d2 d7f7 8.e2g2 h6h5 9.d3g6 
  <15>   +0.67    3:00 121869954 1.f2c5 h4f4 2.Kb1 f4f8 3.c5d6 h3h6 
                                4.g1g6 h6xg6 5.d3xg6 e6f5 6.d6xf8 a8xf8 
                                7.g6xf5 f8xf5 8.e6 f5f8 9.Ka2 Kg8 
                                10.Kb3 

Computed move :   f2c5
NPS:              676980
solution found [2/3], time: 2.13, points: 25, nodes: 1258128!
[Diagram of position #4]

Test position #4

Black to move


FEN :          1nr5/2rbkppp/p3p3/Np6/2PRPP2/8/PKP1B1PP/3R4 b - -
Best Move :    e5 
Position ID:  "POS-04"

 depth   value    time    nodes pv
    1    -0.75    0.00       10 1... d7e8 
  2/1    -0.50    0.00       16 1... Kf8 
   <1>   -0.50    0.00       41 1... Kf8 
    2    -0.48    0.00      128 1... Kf8 2.e5 
   <2>   -0.48    0.00      285 1... Kf8 2.e5 
    3    -0.41    0.02      769 1... Kf8 2.d4d2 Kg8 
   <3>   -0.41    0.02     1032 1... Kf8 2.d4d2 Kg8 
    4    -0.42    0.02     3541 1... Kf8 2.Kb1 e5 3.f4xe5 
   <4>   -0.42    0.04     5075 1... Kf8 2.Kb1 e5 3.f4xe5 
    5    -0.43    0.05     9855 1... Kf8 2.e5 Kg8 3.e2f3 c8d8 
   <5>   -0.43    0.05    12886 1... Kf8 2.e5 Kg8 3.e2f3 c8d8 
    6    -0.68    0.13    40243 1... Kf8 2.Kb1 c7a7 3.a5b3 e5 
                                4.f4xe5 
 13/6    -0.63    0.33   112249 1... f5 2.e2f3 b5xc4 3.e4xf5 c3 
                                4.Kb1 e6xf5 
 14/6    -0.59    0.43   147751 1... f6 2.d4d2 Kf8 3.c4xb5 a6xb5 
                                4.e2h5 
   <6>   -0.59    0.44   153318 1... f6 2.d4d2 Kf8 3.c4xb5 a6xb5 
                                4.e2h5 
    7    -0.58    0.61   221779 1... f6 2.e2g4 e5 3.g4xd7 b8xd7 
                                4.a5c6 Ke8 5.f4xe5 c7xc6 6.d4xd7 c6xc4 
   <7>   -0.58    0.96   354189 1... f6 2.e2g4 e5 3.g4xd7 b8xd7 
                                4.a5c6 Ke8 5.f4xe5 c7xc6 6.d4xd7 c6xc4 
    8    -0.61    1.22   472538 1... f6 2.e5 f6xe5 3.f4xe5 Kf8 
                                4.e2f3 b5xc4 5.d4f4 Kg8 6.a5b7 
   <8>   -0.61    1.41   552102 1... f6 2.e5 f6xe5 3.f4xe5 Kf8 
                                4.e2f3 b5xc4 5.d4f4 Kg8 6.a5b7 
    9    -0.70    2.77  1139394 1... f6 2.c3 d7e8 3.d4d6 e8g6 
                                4.c4xb5 g6xe4 5.b5xa6 e4xg2 6.d1d3 
   <9>   -0.70    4.52  1913130 1... f6 2.c3 d7e8 3.d4d6 e8g6 
                                4.c4xb5 g6xe4 5.b5xa6 e4xg2 6.d1d3 
   10    -0.59   14.29  6527396 1... f6 2.c3 d7e8 3.f5 e6xf5 
                                4.e4xf5 b8c6 5.a5xc6 e8xc6 6.d4g4 Kf7 
                                7.c5 
!12/10    -0.28   16.93  7839307 1... e5 
!  10    -0.43   17.49  8129210 1... e5 2.f4xe5 d7e6 3.Kb1 b8c6 
                                4.a5xc6 c7xc6 5.d4d6 e6xc4 6.e2g4 c4e6 
                                7.g4xe6 f7xe6 8.d6xc6 c8xc6 
  <10>   -0.43   17.54  8149424 1... e5 2.f4xe5 d7e6 3.Kb1 b8c6 
                                4.a5xc6 c7xc6 5.d4d6 e6xc4 6.e2g4 c4e6 
                                7.g4xe6 f7xe6 8.d6xc6 c8xc6 
   11    -0.29   19.33  9151381 1... e5 2.f4xe5 d7e6 3.Kb1 b8c6 
                                4.a5xc6 c7xc6 5.d4d6 e6xc4 6.d6xc6 c8xc6 
                                7.d1d6 c6xd6 8.e5xd6 
  <11>   -0.29   19.54  9238372 1... e5 2.f4xe5 d7e6 3.Kb1 b8c6 
                                4.a5xc6 c7xc6 5.d4d6 e6xc4 6.d6xc6 c8xc6 
                                7.d1d6 c6xd6 8.e5xd6 
   12    -0.16   27.94 13823514 1... e5 2.f4xe5 d7e6 3.Kb1 b5xc4 
                                4.Ka1 b8d7 5.d4d6 d7xe5 6.d6xa6 Kf8 
                                7.a6b6 c3 8.b6b7 c7xb7 9.a5xb7 
  <12>   -0.16   28.19 13941183 1... e5 2.f4xe5 d7e6 3.Kb1 b5xc4 
                                4.Ka1 b8d7 5.d4d6 d7xe5 6.d6xa6 Kf8 
                                7.a6b6 c3 8.b6b7 c7xb7 9.a5xb7 
   13    -0.37   43.41 21965273 1... e5 2.f4xe5 d7e6 3.d4d5 b8d7 
                                4.d1d4 b4 5.d5d6 d7xe5 6.Kb3 c8b8 
                                7.d6xa6 Kf8 8.d4d5 e6xd5 
  <13>   -0.37   48.07 24274630 1... e5 2.f4xe5 d7e6 3.d4d5 b8d7 
                                4.d1d4 b4 5.d5d6 d7xe5 6.Kb3 c8b8 
                                7.d6xa6 Kf8 8.d4d5 e6xd5 
   14    -0.31    1:07 34756841 1... e5 2.f4xe5 d7e6 3.d4d5 b8d7 
                                4.c3 d7b6 5.d1d4 b6a4 6.Kc2 a4b6 
                                7.d5d6 b6xc4 8.a5xc4 e6xc4 9.e2xc4 c7xc4 
                                10.d4xc4 c8xc4 11.d6xa6 c4xe4 
  <14>   -0.31    1:09 35584000 1... e5 2.f4xe5 d7e6 3.d4d5 b8d7 
                                4.c3 d7b6 5.d1d4 b6a4 6.Kc2 a4b6 
                                7.d5d6 b6xc4 8.a5xc4 e6xc4 9.e2xc4 c7xc4 
                                10.d4xc4 c8xc4 11.d6xa6 c4xe4 
   15    -0.33    1:37 50470141 1... e5 2.f4xe5 d7e6 3.d4d5 b8d7 
                                4.c3 d7b6 5.d1d4 b5xc4 6.d5d6 c7c5 
                                7.d6xb6 c5xa5 8.b6b4 a5xe5 9.e2xc4 e6xc4 
                                10.b4xc4 
  <15>   -0.33    1:44 53519230 1... e5 2.f4xe5 d7e6 3.d4d5 b8d7 
                                4.c3 d7b6 5.d1d4 b5xc4 6.d5d6 c7c5 
                                7.d6xb6 c5xa5 8.b6b4 a5xe5 9.e2xc4 e6xc4 
                                10.b4xc4 
  <16>   -0.33    3:00 90811901 1... e5 2.f4xe5 d7e6 3.d4d5 b8d7 
                                4.Kc3 Kf8 5.Kd4 e6xd5 6.e4xd5 d7xe5 
                                7.c5 c8e8 8.e2d3 h5 9.c6 h4 
                                10.d3f5 

Computed move :   e5
NPS:              504510
solution found [3/4], time: 16.93, points: 20, nodes: 7839307!
[Diagram of position #5]

Test position #5

Black to move


FEN :          2r2rk1/1p1bq3/p3p2p/3pPpp1/1P1Q4/P7/2P2PPP/2R1RBK1 b - -
Best Move :    Bb5 
Position ID:  "POS-05"

 depth   value    time    nodes pv
    1    -0.36    0.00        2 1... d7a4 
 24/1    -0.35    0.00       26 1... b5 
   <1>   -0.35    0.00       43 1... b5 
    2    -0.45    0.00       89 1... b5 2.f1e2 
  2/2    -0.35    0.00      186 1... d7a4 2.c4 
   <2>   -0.35    0.00      300 1... d7a4 2.c4 
    3    -0.54    0.00      587 1... d7a4 2.c4 a4b3 
  2/3    -0.49    0.00      844 1... b5 2.f1e2 f8d8 
   <3>   -0.49    0.01     2030 1... b5 2.f1e2 f8d8 
    4    -0.49    0.01     2612 1... b5 2.f1e2 f8d8 3.e1d1 
   <4>   -0.49    0.01     4509 1... b5 2.f1e2 f8d8 3.e1d1 
    5    -0.44    0.03    10137 1... b5 2.e1e3 g4 3.f1e2 e7h4 
   <5>   -0.44    0.04    18040 1... b5 2.e1e3 g4 3.f1e2 e7h4 
    6    -0.46    0.07    29827 1... b5 2.d4a7 c8c6 3.f1e2 f8c8 
                                4.e2d3 
   <6>   -0.46    0.14    55224 1... b5 2.d4a7 c8c6 3.f1e2 f8c8 
                                4.e2d3 
    7    -0.45    0.20    92780 1... b5 2.e1e3 g4 3.d4a7 c8c6 
                                4.a7b7 f8c8 
   <7>   -0.45    0.28   132545 1... b5 2.e1e3 g4 3.d4a7 c8c6 
                                4.a7b7 f8c8 
    8    -0.39    0.42   208649 1... b5 2.e1e3 g4 3.f1e2 d7e8 
                                4.d4f4 Kh7 5.e3d3 
   <8>   -0.39    0.51   253194 1... b5 2.e1e3 g4 3.f1e2 d7e8 
                                4.d4f4 Kh7 5.e3d3 
    9    -0.46    0.96   503312 1... b5 2.e1e3 Kh7 3.d4a7 c8a8 
                                4.a7b6 d7e8 5.b6d6 a8a7 6.e3h3 
  3/9    -0.41    1.53   804446 1... d7a4 2.f1d3 f8d8 3.e1e3 Kg7 
                                4.e3h3 g4 5.h3e3 Kh8 6.e3e1 
   <9>   -0.41    1.60   849319 1... d7a4 2.f1d3 f8d8 3.e1e3 Kg7 
                                4.e3h3 g4 5.h3e3 Kh8 6.e3e1 
   10    -0.48    2.73  1488133 1... d7a4 2.c4 c8d8 3.c4xd5 d8xd5 
                                4.d4b6 d5d7 5.f1c4 f8e8 6.b6e3 e8d8 
 2/10    -0.34    4.03  2283031 1... b5 2.e1d1 d7e8 3.f1e2 f4 
                                4.d1d3 e8g6 5.d3h3 Kh7 6.d4d2 f8d8 
  <10>   -0.34    4.26  2431783 1... b5 2.e1d1 d7e8 3.f1e2 f4 
                                4.d1d3 e8g6 5.d3h3 Kh7 6.d4d2 f8d8 
   11    -0.35    5.93  3479731 1... b5 2.e1e3 d7e8 3.f1e2 Kh7 
                                4.e3c3 e8g6 5.c3xc8 f8xc8 6.d4b6 c8a8 
                                7.b6d6 a8a7 
  <11>   -0.35    7.00  4104916 1... b5 2.e1e3 d7e8 3.f1e2 Kh7 
                                4.e3c3 e8g6 5.c3xc8 f8xc8 6.d4b6 c8a8 
                                7.b6d6 a8a7 
   12    -0.30   12.23  7261570 1... b5 2.e1e3 d7e8 3.f1e2 g4 
                                4.h3 f4 5.e3b3 e8g6 6.h3xg4 g6xc2 
                                7.b3c3 c8xc3 8.d4xc3 
  <12>   -0.30   13.01  7719224 1... b5 2.e1e3 d7e8 3.f1e2 g4 
                                4.h3 f4 5.e3b3 e8g6 6.h3xg4 g6xc2 
                                7.b3c3 c8xc3 8.d4xc3 
   13    -0.33   17.54 10670771 1... b5 2.e1e3 d7e8 3.f1e2 g4 
                                4.h3 f4 5.e3b3 e8g6 6.h3xg4 c8xc2 
                                7.c1xc2 g6xc2 8.b3c3 c2b1 
  <13>   -0.33   21.23 13054818 1... b5 2.e1e3 d7e8 3.f1e2 g4 
                                4.h3 f4 5.e3b3 e8g6 6.h3xg4 c8xc2 
                                7.c1xc2 g6xc2 8.b3c3 c2b1 
   14    -0.30   38.06 24087796 1... b5 2.e1e3 d7e8 3.f1e2 e7g7 
                                4.e3h3 e8g6 5.d4d2 c8c6 6.e2d3 f8c8 
                                7.c1d1 g7xe5 8.h3xh6 e5f6 
  <14>   -0.30   41.65 26426551 1... b5 2.e1e3 d7e8 3.f1e2 e7g7 
                                4.e3h3 e8g6 5.d4d2 c8c6 6.e2d3 f8c8 
                                7.c1d1 g7xe5 8.h3xh6 e5f6 
   15    -0.30    1:29 57345110 1... b5 2.e1e3 d7e8 3.e3h3 Kh7 
                                4.f1e2 g4 5.h3c3 e8f7 6.c3xc8 f8xc8 
                                7.c3 c8c6 8.d4d2 f7h5 9.e2d3 
  <15>   -0.30    1:41 64261513 1... b5 2.e1e3 d7e8 3.e3h3 Kh7 
                                4.f1e2 g4 5.h3c3 e8f7 6.c3xc8 f8xc8 
                                7.c3 c8c6 8.d4d2 f7h5 9.e2d3 
   16    -0.26    2:58 115769388 1... b5 2.e1e3 d7e8 3.e3h3 Kh7 
                                4.f1d3 c8c7 5.c1d1 e7g7 6.d1e1 g7e7 
                                7.d4e3 e7g7 8.e3d2 g4 9.h3e3 e8g6 
                                10.e1d1 
  <16>   -0.26    3:00 116869620 1... b5 2.e1e3 d7e8 3.e3h3 Kh7 
                                4.f1d3 c8c7 5.c1d1 e7g7 6.d1e1 g7e7 
                                7.d4e3 e7g7 8.e3d2 g4 9.h3e3 e8g6 
                                10.e1d1 

Computed move :   b5
NPS:              649239
no solution found [:-( [3/5]!
[Diagram of position #6]

Test position #6

Black to move


FEN :          3r1bk1/p4ppp/Qp2p3/8/1P1B4/Pq2P1P1/2r2P1P/R3R1K1 b - -
Best Move :    e5 
Position ID:  "POS-06"

 depth   value    time    nodes pv
    1    +0.13    0.00        3 1... b3d5 2.a6xa7 
  5/1    +0.92    0.02       11 1... d8d7 
   <1>   +0.92    0.02       66 1... d8d7 
? 2/2    +0.13    0.02      406 1... b3d5 2.a6xa7 
?15/2    +0.19    0.02      539 1... c2c7 2.a6b5 
   <2>   +0.19    0.02      660 1... c2c7 2.a6b5 
    3    +0.30    0.02     1183 1... c2c7 2.a1c1 c7d7 
   <3>   +0.30    0.03     3327 1... c2c7 2.a1c1 c7d7 
    4    +0.15    0.03     5124 1... c2c7 2.e1c1 d8d7 3.c1d1 
  3/4    +0.26    0.03     6244 1... d8d7 2.a6b5 b3d5 3.b5xd5 d7xd5 
   <4>   +0.26    0.05     9634 1... d8d7 2.a6b5 b3d5 3.b5xd5 d7xd5 
!   5    +0.68    0.05    11124 1... d8d7 
!   5    +0.22    0.06    15303 1... d8d7 2.e1d1 c2c4 3.a6b5 d7d5 
   <5>   +0.22    0.08    26038 1... d8d7 2.e1d1 c2c4 3.a6b5 d7d5 
    6    +0.21    0.12    44747 1... d8d7 2.e1d1 f8e7 3.a6b5 b3d5 
                                4.b5xd5 d7xd5 
  2/6    +0.57    0.16    63021 1... b3d5 2.a6xa7 d5f3 3.e1f1 b5 
                                4.a1c1 
   <6>   +0.57    0.19    86528 1... b3d5 2.a6xa7 d5f3 3.e1f1 b5 
                                4.a1c1 
  4/7    +0.68    0.34   175402 1... e5 2.d4xe5 d8d2 3.a6f1 b3d5 
                                4.e5d4 d5f3 
   <7>   +0.68    0.42   221645 1... e5 2.d4xe5 d8d2 3.a6f1 b3d5 
                                4.e5d4 d5f3 
    8    +0.80    0.56   306815 1... e5 2.d4xe5 d8d2 3.a6f1 d2xf2 
                                4.f1xf2 c2xf2 5.Kxf2 b3c2 6.e1e2 
   <8>   +0.80    0.64   368515 1... e5 2.d4xe5 d8d2 3.a6f1 d2xf2 
                                4.f1xf2 c2xf2 5.Kxf2 b3c2 6.e1e2 
    9    +0.83    0.84   495690 1... e5 2.d4xe5 d8d2 3.a6f1 d2xf2 
                                4.f1xf2 c2xf2 5.Kxf2 b3c2 6.Kg1 f8e7 
                                7.a1c1 
   <9>   +0.83    0.98   606827 1... e5 2.d4xe5 d8d2 3.a6f1 d2xf2 
                                4.f1xf2 c2xf2 5.Kxf2 b3c2 6.Kg1 f8e7 
                                7.a1c1 
   10    +0.85    1.50   931636 1... e5 2.d4xe5 d8d2 3.a6f1 b3d5 
                                4.e5f4 d2xf2 5.f1xf2 c2xf2 6.Kxf2 d5d2 
  <10>   +0.85    1.80  1204929 1... e5 2.d4xe5 d8d2 3.a6f1 b3d5 
                                4.e5f4 d2xf2 5.f1xf2 c2xf2 6.Kxf2 d5d2 
   11    +0.80    2.94  1948324 1... e5 2.d4xe5 d8d2 3.a6f1 a5 
                                4.b4xa5 d2xf2 5.f1xf2 c2xf2 6.Kxf2 b6xa5 
                                7.a4 b3c2 8.e1e2 
  <11>   +0.80    4.05  2932160 1... e5 2.d4xe5 d8d2 3.a6f1 a5 
                                4.b4xa5 d2xf2 5.f1xf2 c2xf2 6.Kxf2 b6xa5 
                                7.a4 b3c2 8.e1e2 
   12    +0.74    6.41  4483786 1... e5 2.d4xe5 d8d2 3.a6f1 a5 
                                4.e5d4 d2xf2 5.f1xf2 c2xf2 6.Kxf2 a5xb4 
                                7.a3xb4 b3xb4 8.a1a8 
  <12>   +0.74    8.23  6102632 1... e5 2.d4xe5 d8d2 3.a6f1 a5 
                                4.e5d4 d2xf2 5.f1xf2 c2xf2 6.Kxf2 a5xb4 
                                7.a3xb4 b3xb4 8.a1a8 
   13    +0.73   16.37 11630395 1... e5 2.d4xe5 d8d2 3.a6f1 a5 
                                4.e5d4 d2xf2 5.f1xf2 c2xf2 6.Kxf2 a5xb4 
                                7.a3xb4 f8xb4 8.a1a8 b4f8 9.a8b8 b5 
  <13>   +0.73   20.42 15130653 1... e5 2.d4xe5 d8d2 3.a6f1 a5 
                                4.e5d4 d2xf2 5.f1xf2 c2xf2 6.Kxf2 a5xb4 
                                7.a3xb4 f8xb4 8.a1a8 b4f8 9.a8b8 b5 
   14    +0.80   31.73 23253901 1... e5 2.d4xe5 d8d2 3.a6f1 d2xf2 
                                4.f1xf2 c2xf2 5.Kxf2 b3c2 6.Kg1 c2d3 
                                7.e5f4 f8e7 8.e4 d3d4 9.Kf1 d4b2 
                                10.Kg1 
  <14>   +0.80   38.05 28517618 1... e5 2.d4xe5 d8d2 3.a6f1 d2xf2 
                                4.f1xf2 c2xf2 5.Kxf2 b3c2 6.Kg1 c2d3 
                                7.e5f4 f8e7 8.e4 d3d4 9.Kf1 d4b2 
                                10.Kg1 
   15    +0.81   56.89 42426603 1... e5 2.d4xe5 d8d2 3.a6f1 d2xf2 
                                4.f1xf2 c2xf2 5.Kxf2 b3c2 6.Kg1 c2d3 
                                7.e5f4 f8e7 8.e1d1 d3e2 9.a1c1 e2a6 
                                10.c1c3 a6e2 
  <15>   +0.81    1:08 52512158 1... e5 2.d4xe5 d8d2 3.a6f1 d2xf2 
                                4.f1xf2 c2xf2 5.Kxf2 b3c2 6.Kg1 c2d3 
                                7.e5f4 f8e7 8.e1d1 d3e2 9.a1c1 e2a6 
                                10.c1c3 a6e2 
   16    +0.80    2:48 120188194 1... e5 2.d4xe5 d8d2 3.a6f1 d2xf2 
                                4.f1xf2 c2xf2 5.Kxf2 f6 6.e5d4 f8d6 
                                7.e1d1 b3c2 8.Kg1 Kf7 9.a1c1 c2e2 
                                10.d1e1 e2a2 11.c1c3 
  <16>   +0.80    3:00 130145247 1... e5 2.d4xe5 d8d2 3.a6f1 d2xf2 
                                4.f1xf2 c2xf2 5.Kxf2 f6 6.e5d4 f8d6 
                                7.e1d1 b3c2 8.Kg1 Kf7 9.a1c1 c2e2 
                                10.d1e1 e2a2 11.c1c3 

Computed move :   e5
NPS:              722948
solution found [4/6], time: 0.34, points: 25, nodes: 221645!
[Diagram of position #7]

Test position #7

White to move


FEN :          r1b2r1k/pp2q1pp/2p2p2/2p1n2N/4P3/1PNP2QP/1PP2RP1/5RK1 w - -
Best Move :    Nd1 
Position ID:  "POS-07"

 depth   value    time    nodes pv
    1    +0.60    0.00        2 1.g3e3 
   <1>   +0.60    0.00       76 1.g3e3 
    2    +0.49    0.00      120 1.g3e3 c8e6 
   <2>   +0.49    0.00      400 1.g3e3 c8e6 
    3    +0.47    0.00      609 1.g3e3 c8e6 2.h5f4 
   <3>   +0.47    0.00     1741 1.g3e3 c8e6 2.h5f4 
    4    +0.57    0.01     2923 1.g3e3 c8e6 2.h5f4 b6 
   <4>   +0.57    0.01     5376 1.g3e3 c8e6 2.h5f4 b6 
    5    +0.48    0.01     7361 1.g3e3 c8e6 2.h5f4 b6 3.f1a1 
   <5>   +0.48    0.04    16605 1.g3e3 c8e6 2.h5f4 b6 3.f1a1 
    6    +0.42    0.06    23960 1.g3e3 c8e6 2.h5f4 b6 3.f1a1 f8e8 
                                4.f4xe6 e7xe6 
   <6>   +0.42    0.10    54806 1.g3e3 c8e6 2.h5f4 b6 3.f1a1 f8e8 
                                4.f4xe6 e7xe6 
    7    +0.44    0.14    73568 1.g3e3 c8e6 2.h5f4 b6 3.f1a1 f8e8 
                                4.f2f1 a5 
   <7>   +0.44    0.25   139222 1.g3e3 c8e6 2.h5f4 b6 3.f1a1 f8e8 
                                4.f2f1 a5 
    8    +0.38    0.39   223695 1.g3e3 c8e6 2.h5f4 b6 3.f1a1 f8e8 
                                4.f2f1 a5 5.e3d2 
   <8>   +0.38    0.70   432849 1.g3e3 c8e6 2.h5f4 b6 3.f1a1 f8e8 
                                4.f2f1 a5 5.e3d2 
    9    +0.40    0.90   560085 1.g3e3 c8e6 2.h5f4 b6 3.e3e2 f8e8 
                                4.e2h5 Kg8 5.f1a1 a5 6.f4xe6 e7xe6 
   <9>   +0.40    1.26   845867 1.g3e3 c8e6 2.h5f4 b6 3.e3e2 f8e8 
                                4.e2h5 Kg8 5.f1a1 a5 6.f4xe6 e7xe6 
   10    +0.40    2.15  1425822 1.g3e3 c8e6 2.c3e2 b6 3.e2f4 f8e8 
                                4.h5g3 e6d7 5.f1a1 d7e6 6.f2f1 
  <10>   +0.40    2.79  2000263 1.g3e3 c8e6 2.c3e2 b6 3.e2f4 f8e8 
                                4.h5g3 e6d7 5.f1a1 d7e6 6.f2f1 
   11    +0.38    8.93  5755545 1.g3e3 f8e8 2.c3e2 c8d7 3.h5g3 b6 
                                4.e3d2 d7e6 5.f1a1 a8d8 6.e2f4 a5 
 32/11    +0.41   15.92 10444669 1.c3e2 c8e6 2.g3e3 b6 3.e2f4 f8e8 
                                4.h5g3 e6d7 5.e3e2 a8d8 6.f1a1 d7c8 
  <11>   +0.41   15.95 10458589 1.c3e2 c8e6 2.g3e3 b6 3.e2f4 f8e8 
                                4.h5g3 e6d7 5.e3e2 a8d8 6.f1a1 d7c8 
   12    +0.37   21.32 14012924 1.c3e2 b6 2.g3e3 f8e8 3.h5g3 a5 
                                4.e2f4 Kg8 5.e3d2 e7c7 6.f4e2 c8e6 
                                7.f2f4 e5g6 
  <12>   +0.37   24.65 16652911 1.c3e2 b6 2.g3e3 f8e8 3.h5g3 a5 
                                4.e2f4 Kg8 5.e3d2 e7c7 6.f4e2 c8e6 
                                7.f2f4 e5g6 
   13    +0.36   34.92 23481169 1.c3e2 b6 2.g3e3 f8e8 3.e2f4 e5f7 
                                4.h5g3 Kg8 5.f4e2 c8e6 6.e2c3 f7e5 
  <13>   +0.36   50.12 34935055 1.c3e2 b6 2.g3e3 f8e8 3.e2f4 e5f7 
                                4.h5g3 Kg8 5.f4e2 c8e6 6.e2c3 f7e5 
   14    +0.38    1:06 45847983 1.c3e2 b6 2.g3e3 f8e8 3.e2f4 e7c7 
                                4.h5g3 Kg8 5.e3d2 e5f7 6.f1a1 c8d7 
                                7.f2f3 d7e6 8.f3f1 a5 
  <14>   +0.38    1:13 51593948 1.c3e2 b6 2.g3e3 f8e8 3.e2f4 e7c7 
                                4.h5g3 Kg8 5.e3d2 e5f7 6.f1a1 c8d7 
                                7.f2f3 d7e6 8.f3f1 a5 
   15    +0.37    1:42 72239160 1.c3e2 b6 2.g3e3 Kg8 3.h5g3 f8e8 
                                4.f1a1 a5 5.e2f4 e7d6 6.a1f1 d6c7 
                                7.e3d2 c7d6 
  <15>   +0.37    2:17 99158171 1.c3e2 b6 2.g3e3 Kg8 3.h5g3 f8e8 
                                4.f1a1 a5 5.e2f4 e7d6 6.a1f1 d6c7 
                                7.e3d2 c7d6 
  <16>   +0.37    3:00 128678366 1.c3e2 b6 2.g3e3 Kg8 3.h5g3 f8e8 
                                4.f1a1 a5 5.a1f1 e7d6 6.e2f4 d6d4 
                                7.e3c1 e5f7 8.g3e2 d4d6 9.e2c3 c8e6 
                                10.f4xe6 

Computed move :   c3e2
NPS:              714879
no solution found [:-( [4/7]!
[Diagram of position #8]

Test position #8

White to move


FEN :          r2qrnk1/pp3ppb/3b1n1p/1Pp1p3/2P1P2N/P5P1/1B1NQPBP/R4RK1 w - -
Best Move :    Bh3 
Position ID:  "POS-08"

 depth   value    time    nodes pv
    1    +0.54    0.00        2 1.f1d1 
   <1>   +0.54    0.00       39 1.f1d1 
    2    +0.32    0.00       83 1.f1d1 d8e7 
   <2>   +0.32    0.00      220 1.f1d1 d8e7 
    3    +0.38    0.00      394 1.f1d1 d8e7 2.g2h3 
   <3>   +0.38    0.02      648 1.f1d1 d8e7 2.g2h3 
    4    +0.29    0.02     1320 1.f1d1 d8e7 2.h4f5 h7xf5 
   <4>   +0.29    0.03     5074 1.f1d1 d8e7 2.h4f5 h7xf5 
    5    +0.27    0.03     6962 1.f1d1 d8e7 2.g2h3 e8d8 3.h4f3 
   <5>   +0.27    0.05    14416 1.f1d1 d8e7 2.g2h3 e8d8 3.h4f3 
  2/6    +0.12    0.09    32007 1.h4f5 h7xf5 2.e4xf5 d8c7 3.f1d1 e8d8 
                                4.b2c3 
   <6>   +0.12    0.16    67111 1.h4f5 h7xf5 2.e4xf5 d8c7 3.f1d1 e8d8 
                                4.b2c3 
    7    -0.25    0.23   103094 1.h4f5 f8e6 2.f1d1 e6d4 3.e2f1 h7xf5 
                                4.e4xf5 
  4/7    +0.10    0.30   132134 1.h4f3 d8e7 2.g2h3 e8d8 3.f1d1 f8d7 
                                4.b2c3 
   <7>   +0.10    0.39   178680 1.h4f3 d8e7 2.g2h3 e8d8 3.f1d1 f8d7 
                                4.b2c3 
    8    +0.10    0.55   254820 1.h4f3 d8e7 2.g2h3 e8d8 3.f1d1 f8d7 
                                4.b2c3 a5 5.a1b1 
   <8>   +0.10    0.87   434680 1.h4f3 d8e7 2.g2h3 e8d8 3.f1d1 f8d7 
                                4.b2c3 a5 5.a1b1 
    9    -0.27    1.61   792398 1.h4f3 d8c7 2.g2h3 f8e6 3.h3xe6 e8xe6 
                                4.f1d1 a8d8 5.b2c3 f6g4 
  8/9    -0.21    2.05  1020774 1.g2h3 f8e6 2.h3xe6 e8xe6 3.a1d1 a6 
                                4.h4f5 a6xb5 5.f5xd6 e6xd6 6.b2xe5 
   <9>   -0.21    2.56  1303435 1.g2h3 f8e6 2.h3xe6 e8xe6 3.a1d1 a6 
                                4.h4f5 a6xb5 5.f5xd6 e6xd6 6.b2xe5 
   10    -0.27    3.06  1541437 1.g2h3 f8e6 2.h3xe6 e8xe6 3.f1d1 a6 
                                4.h4f5 h7xf5 5.e4xf5 e6e7 6.a4 a6xb5 
                                7.a4xb5 a8xa1 8.b2xa1 
  <10>   -0.27    4.47  2281387 1.g2h3 f8e6 2.h3xe6 e8xe6 3.f1d1 a6 
                                4.h4f5 h7xf5 5.e4xf5 e6e7 6.a4 a6xb5 
                                7.a4xb5 a8xa1 8.b2xa1 
   11    -0.29    5.67  2853264 1.g2h3 f8e6 2.h3xe6 e8xe6 3.f1d1 a6 
                                4.h4f5 h7xf5 5.e4xf5 e6e7 6.d2e4 f6xe4 
                                7.e2xe4 
  <11>   -0.29    9.17  4564064 1.g2h3 f8e6 2.h3xe6 e8xe6 3.f1d1 a6 
                                4.h4f5 h7xf5 5.e4xf5 e6e7 6.d2e4 f6xe4 
                                7.e2xe4 
   12    -0.33   12.03  6042173 1.g2h3 f8e6 2.h3xe6 e8xe6 3.f1d1 a6 
                                4.h4f5 d6c7 5.a4 a6xb5 6.a4xb5 a8xa1 
                                7.b2xa1 h7xf5 8.e4xf5 
  <12>   -0.33   17.62  8854687 1.g2h3 f8e6 2.h3xe6 e8xe6 3.f1d1 a6 
                                4.h4f5 d6c7 5.a4 a6xb5 6.a4xb5 a8xa1 
                                7.b2xa1 h7xf5 8.e4xf5 
   13    -0.32   21.33 10777832 1.g2h3 f8e6 2.h3xe6 e8xe6 3.f1d1 a6 
                                4.a4 d8c7 5.h4f5 h7xf5 6.e4xf5 e6e8 
                                7.d2e4 f6xe4 8.e2xe4 e8d8 
  <13>   -0.32   28.11 14558086 1.g2h3 f8e6 2.h3xe6 e8xe6 3.f1d1 a6 
                                4.a4 d8c7 5.h4f5 h7xf5 6.e4xf5 e6e8 
                                7.d2e4 f6xe4 8.e2xe4 e8d8 
   14    -0.34   36.20 18924257 1.g2h3 f8e6 2.h3xe6 e8xe6 3.f1d1 a6 
                                4.a4 e6e7 5.f4 a6xb5 6.a4xb5 a8xa1 
                                7.b2xa1 d8c8 8.f4xe5 d6xe5 9.a1xe5 e7xe5 
  <14>   -0.34   54.00 28786348 1.g2h3 f8e6 2.h3xe6 e8xe6 3.f1d1 a6 
                                4.a4 e6e7 5.f4 a6xb5 6.a4xb5 a8xa1 
                                7.b2xa1 d8c8 8.f4xe5 d6xe5 9.a1xe5 e7xe5 
   15    -0.34    1:29 47559585 1.g2h3 f8e6 2.h3xe6 e8xe6 3.h4f5 a6 
                                4.a4 h7xf5 5.e4xf5 e6e8 6.f1e1 d8e7 
                                7.d2e4 f6xe4 8.e2xe4 a6xb5 9.a4xb5 a8xa1 
                                10.e1xa1 
  <15>   -0.34    1:54 61473397 1.g2h3 f8e6 2.h3xe6 e8xe6 3.h4f5 a6 
                                4.a4 h7xf5 5.e4xf5 e6e8 6.f1e1 d8e7 
                                7.d2e4 f6xe4 8.e2xe4 a6xb5 9.a4xb5 a8xa1 
                                10.e1xa1 
  <16>   -0.34    3:00 97931106 1.g2h3 f8e6 2.h3xe6 e8xe6 3.h4f5 d8e8 
                                4.f1d1 a6 5.a4 h7xf5 6.e4xf5 e6e7 
                                7.f3 e7d7 8.d2e4 f6xe4 9.f3xe4 a8d8 
                                10.b5xa6 

Computed move :   g2h3
NPS:              544061
solution found [5/8], time: 2.05, points: 25, nodes: 1303435!
[Diagram of position #9]

Test position #9

White to move


FEN :          5nk1/Q4bpp/5p2/8/P1n1PN2/q4P2/6PP/1R4K1 w - -
Best Move :    Qd4 
Position ID:  "POS-09"

 depth   value    time    nodes pv
    1    +0.60    0.00        2 1.b1b7 
   <1>   +0.60    0.00       78 1.b1b7 
 25/2    +0.32    0.00      411 1.f4d5 f7xd5 2.e4xd5 
   <2>   +0.32    0.00      475 1.f4d5 f7xd5 2.e4xd5 
    3    +0.32    0.02     1009 1.f4d5 f7xd5 2.e4xd5 
   <3>   +0.32    0.02     1665 1.f4d5 f7xd5 2.e4xd5 
    4    -0.02    0.02     2923 1.f4d5 f7xd5 2.e4xd5 a3d6 
   <4>   -0.02    0.03     9158 1.f4d5 f7xd5 2.e4xd5 a3d6 
    5    +0.09    0.03    14018 1.f4d5 f7xd5 2.e4xd5 a3d6 3.b1d1 
   <5>   +0.09    0.06    22271 1.f4d5 f7xd5 2.e4xd5 a3d6 3.b1d1 
    6    -0.14    0.08    36363 1.f4d5 f7xd5 2.e4xd5 a3d6 3.a7d4 c4e5 
   <6>   -0.14    0.14    67902 1.f4d5 f7xd5 2.e4xd5 a3d6 3.a7d4 c4e5 
?   7    -0.89    0.56   297394 1.f4d5 f7xd5 2.e4xd5 c4b2 3.b1e1 b2xa4 
                                4.d6 a3a2 
? 2/7    -0.42    0.67   350269 1.Kh1 a3a2 2.b1f1 a2d2 3.a7c7 c4e5 
                                4.f4h3 
   <7>   -0.42    0.67   350309 1.Kh1 a3a2 2.b1f1 a2d2 3.a7c7 c4e5 
                                4.f4h3 
    8    -0.48    0.75   403933 1.Kh1 a3a2 2.b1f1 a2d2 3.a7c7 d2d7 
                                4.c7xd7 f8xd7 5.f1a1 
!17/8    +0.00    1.34   768328 1.a7d4 
!   8    +0.06    1.62   951597 1.a7d4 c4e3 2.a5 f7a2 3.d4b4 a3xb4 
                                4.b1xb4 f8e6 5.b4a4 
   <8>   +0.06    1.66   969995 1.a7d4 c4e3 2.a5 f7a2 3.d4b4 a3xb4 
                                4.b1xb4 f8e6 5.b4a4 
    9    -0.01    2.05  1236101 1.a7d4 c4e3 2.a5 f7a2 3.d4b4 a3xb4 
                                4.b1xb4 g5 5.b4a4 a2c4 
   <9>   -0.01    2.19  1319548 1.a7d4 c4e3 2.a5 f7a2 3.d4b4 a3xb4 
                                4.b1xb4 g5 5.b4a4 a2c4 
   10    -0.01    4.69  2892864 1.a7d4 c4e5 2.f4d5 f7xd5 3.e4xd5 f8d7 
                                4.f4 e5f7 5.Kf2 f5 
  <10>   -0.01    4.95  3064664 1.a7d4 c4e5 2.f4d5 f7xd5 3.e4xd5 f8d7 
                                4.f4 e5f7 5.Kf2 f5 
   11    -0.03    8.12  4997580 1.a7d4 c4e5 2.f4d5 f7xd5 3.e4xd5 f8d7 
                                4.d6 a3a2 5.b1a1 a2e2 6.a5 g5 
                                7.d4e4 
  <11>   -0.03    9.28  5699660 1.a7d4 c4e5 2.f4d5 f7xd5 3.e4xd5 f8d7 
                                4.d6 a3a2 5.b1a1 a2e2 6.a5 g5 
                                7.d4e4 
   12    -0.07   15.33  9537389 1.a7d4 c4e5 2.f4d5 f8d7 3.b1a1 a3c5 
                                4.d4xc5 d7xc5 5.a5 c5a6 6.Kf2 e5c4 
                                7.d5e7 Kf8 8.e7d5 
  <12>   -0.07   18.97 11579371 1.a7d4 c4e5 2.f4d5 f8d7 3.b1a1 a3c5 
                                4.d4xc5 d7xc5 5.a5 c5a6 6.Kf2 e5c4 
                                7.d5e7 Kf8 8.e7d5 
   13    +0.00   38.31 23035501 1.a7d4 c4e5 2.f4d5 f8d7 3.Kh1 a3d3 
                                4.d5e7 Kf8 5.d4b4 e5c4 6.e7d5 Kg8 
                                7.d5e7 Kf8 8.e7d5 Kg8 9.d5e7 Kf8 
                                10.e7d5 
  <13>   +0.00   45.41 26692938 1.a7d4 c4e5 2.f4d5 f8d7 3.Kh1 a3d3 
                                4.d5e7 Kf8 5.d4b4 e5c4 6.e7d5 Kg8 
                                7.d5e7 Kf8 8.e7d5 Kg8 9.d5e7 Kf8 
                                10.e7d5 Kg8 11.d5e7 Kf8 12.e7d5 Kg8 
   14    +0.00    1:36 56564265 1.a7d4 c4e5 2.f4d5 f7xd5 3.e4xd5 f8d7 
                                4.d6 a3a2 5.b1a1 a2e2 6.d4d5 Kf8 
                                7.d5a8 Kf7 8.a8d5 Kf8 9.d5a8 Kf7 
                                10.a8d5 Kf8 11.d5a8 
  <14>   +0.00    1:46 61934133 1.a7d4 c4e5 2.f4d5 f7xd5 3.e4xd5 f8d7 
                                4.d6 a3a2 5.b1a1 a2e2 6.d4d5 Kf8 
                                7.d5a8 Kf7 8.a8d5 Kf8 9.d5a8 Kf7 
                                10.a8d5 Kf8 11.d5a8 Kf7 12.a8d5 Kf8 
                                13.d5a8 Kf7 
   15    +0.00    2:48 97517288 1.a7d4 c4e5 2.f4d5 f7xd5 3.e4xd5 f8d7 
                                4.d6 a3a2 5.b1a1 a2e2 6.d4d5 Kf8 
                                7.d5a8 Kf7 8.a8d5 Kf8 9.d5a8 Kf7 
                                10.a8d5 Kf8 11.d5a8 
  <15>   +0.00    3:00 103034023 1.a7d4 c4e5 2.f4d5 f7xd5 3.e4xd5 f8d7 
                                4.d6 a3a2 5.b1a1 a2e2 6.d4d5 Kf8 
                                7.d5a8 Kf7 8.a8d5 Kf8 9.d5a8 Kf7 
                                10.a8d5 Kf8 11.d5a8 Kf7 12.a8d5 Kf8 
                                13.d5a8 Kf7 

Computed move :   a7d4
NPS:              572411
solution found [6/9], time: 1.34, points: 25, nodes: 768328!
[Diagram of position #10]

Test position #10

Black to move


FEN :          r3k2r/3bbp1p/p1nppp2/5P2/1p1NP3/5NP1/PPPK3P/3R1B1R b kq -
Best Move :    Bf8 
Position ID:  "POS-10"

 depth   value    time    nodes pv
    1    -1.15    0.00       12 1... c6a7 2.f1xa6 
  2/1    -0.28    0.00       22 1... c6a5 
  5/1    -0.14    0.00       31 1... c6xd4 2.f3xd4 
 21/1    -0.02    0.00       55 1... e5 
 26/1    +0.17    0.00       90 1... c6e5 2.f3xe5 f6xe5 
   <1>   +0.17    0.00       90 1... c6e5 2.f3xe5 f6xe5 
  2/2    +0.08    0.00      213 1... e5 2.d4b3 
   <2>   +0.08    0.02      419 1... e5 2.d4b3 
    3    +0.09    0.02      606 1... e5 2.d4b3 a5 
   <3>   +0.09    0.02      858 1... e5 2.d4b3 a5 
  2/4    -0.31    0.02     2946 1... e6xf5 2.d4xf5 c6e5 3.f3d4 
  3/4    -0.05    0.03     5097 1... c6e5 2.Kc1 e6xf5 3.e4xf5 e5xf3 
                                4.d4xf3 d7xf5 
  4/4    +0.11    0.03     6015 1... c6xd4 2.f3xd4 e5 3.d4f3 
   <4>   +0.11    0.03     7411 1... c6xd4 2.f3xd4 e5 3.d4f3 
    5    +0.40    0.03     8326 1... c6xd4 2.f3xd4 e5 3.d4f3 d5 
                                4.e4xd5 d7xf5 
   <5>   +0.40    0.05    11306 1... c6xd4 2.f3xd4 e5 3.d4f3 d5 
                                4.e4xd5 d7xf5 
    6    +0.40    0.05    13890 1... c6xd4 2.f3xd4 e5 3.d4f3 d5 
                                4.e4xd5 d7xf5 
   <6>   +0.40    0.06    20523 1... c6xd4 2.f3xd4 e5 3.d4f3 d5 
                                4.e4xd5 d7xf5 
    7    +0.17    0.08    29077 1... c6xd4 2.f3xd4 e5 3.d4b3 d7c6 
                                4.f1g2 a5 
   <7>   +0.17    0.14    54534 1... c6xd4 2.f3xd4 e5 3.d4b3 d7c6 
                                4.f1g2 a5 
    8    +0.07    0.17    75036 1... c6xd4 2.f3xd4 e5 3.d4b3 d7c6 
                                4.f1g2 a8c8 5.Kc1 O-O 
   <8>   +0.07    0.36   164056 1... c6xd4 2.f3xd4 e5 3.d4b3 d7c6 
                                4.f1g2 a8c8 5.Kc1 O-O 
    9    -0.14    0.42   202946 1... c6xd4 2.f3xd4 e5 3.d4b3 d7c6 
                                4.f1g2 a8c8 5.Kc1 O-O 6.g4 f8d8 
   <9>   -0.14    0.99   517999 1... c6xd4 2.f3xd4 e5 3.d4b3 d7c6 
                                4.f1g2 a8c8 5.Kc1 O-O 6.g4 f8d8 
   10    -0.11    1.16   616719 1... c6xd4 2.f3xd4 e5 3.d4b3 d5 
                                4.e4xd5 d7xf5 5.Kc1 f5g4 6.d1d2 O-O 
  <10>   -0.11    1.88  1037930 1... c6xd4 2.f3xd4 e5 3.d4b3 d5 
                                4.e4xd5 d7xf5 5.Kc1 f5g4 6.d1d2 O-O 
   11    +0.02    2.30  1280303 1... c6xd4 2.f3xd4 e5 3.d4b3 a5 
                                4.f1c4 a4 5.c4d5 a8c8 6.b3a5 a3 
                                7.b3 
  <11>   +0.02    3.24  1818683 1... c6xd4 2.f3xd4 e5 3.d4b3 a5 
                                4.f1c4 a4 5.c4d5 a8c8 6.b3a5 a3 
                                7.b3 
   12    +0.02    3.55  2038385 1... c6xd4 2.f3xd4 e5 3.d4b3 a5 
                                4.f1c4 a4 5.c4d5 a8c8 6.b3a5 a3 
                                7.b3 O-O 8.Kc1 
  <12>   +0.02    5.60  3360151 1... c6xd4 2.f3xd4 e5 3.d4b3 a5 
                                4.f1c4 a4 5.c4d5 a8c8 6.b3a5 a3 
                                7.b3 O-O 8.Kc1 
   13    -0.02    7.05  4229237 1... c6xd4 2.f3xd4 e5 3.d4b3 a5 
                                4.f1c4 a4 5.c4d5 a8c8 6.b3a5 a3 
                                7.b3 O-O 8.Kc1 e7d8 9.a5b7 
  <13>   -0.02   14.19  8519190 1... c6xd4 2.f3xd4 e5 3.d4b3 a5 
                                4.f1c4 a4 5.c4d5 a8c8 6.b3a5 a3 
                                7.b3 O-O 8.Kc1 e7d8 9.a5b7 
   14    +0.08   16.70 10055879 1... c6xd4 2.f3xd4 e5 3.d4b3 d7c6 
                                4.f1g2 a5 5.Ke1 O-O 6.h1g1 a4 
                                7.b3d2 a3 8.b3 a8c8 9.g4 
  <14>   +0.08   24.33 14547932 1... c6xd4 2.f3xd4 e5 3.d4b3 d7c6 
                                4.f1g2 a5 5.Ke1 O-O 6.h1g1 a4 
                                7.b3d2 a3 8.b3 a8c8 9.g4 
   15    +0.02   29.50 17773001 1... c6xd4 2.f3xd4 e5 3.d4b3 d7c6 
                                4.f1d3 a5 5.Kc1 a4 6.b3d2 b3 
                                7.c2xb3 a4xb3 8.a3 c6a4 9.d3c4 O-O 
                                10.c4xb3 
  <15>   +0.02   56.44 34038964 1... c6xd4 2.f3xd4 e5 3.d4b3 d7c6 
                                4.f1d3 a5 5.Kc1 a4 6.b3d2 b3 
                                7.c2xb3 a4xb3 8.a3 c6a4 9.d3c4 O-O 
                                10.c4xb3 
   16    +0.06    1:03 38451373 1... c6xd4 2.f3xd4 e5 3.d4b3 d7c6 
                                4.f1d3 a5 5.Ke1 O-O 6.b3d2 a4 
                                7.d3c4 f8c8 8.d1c1 a3 9.b3 a8a7 
                                10.c3 b4xc3 11.c1xc3 
  <16>   +0.06    1:37 57451283 1... c6xd4 2.f3xd4 e5 3.d4b3 d7c6 
                                4.f1d3 a5 5.Ke1 O-O 6.b3d2 a4 
                                7.d3c4 f8c8 8.d1c1 a3 9.b3 a8a7 
                                10.c3 b4xc3 11.c1xc3 
   17    +0.13    1:53 67796585 1... c6xd4 2.f3xd4 e5 3.d4b3 d7c6 
                                4.f1d3 a5 5.Ke1 O-O 6.b3d2 a4 
                                7.d3c4 f8c8 8.d1c1 a3 9.b3 a8a7 
                                10.h1g1 a7c7 11.c4a6 c8d8 
  <17>   +0.13    2:49 103001544 1... c6xd4 2.f3xd4 e5 3.d4b3 d7c6 
                                4.f1d3 a5 5.Ke1 O-O 6.b3d2 a4 
                                7.d3c4 f8c8 8.d1c1 a3 9.b3 a8a7 
                                10.h1g1 a7c7 11.c4a6 c8d8 
  <18>   +0.13    3:00 108787260 1... c6xd4 2.f3xd4 e5 3.d4b3 d7c6 
                                4.f1d3 a5 5.Kc1 a4 6.b3d2 b3 
                                7.c2xb3 a4xb3 8.a2xb3 O-O 9.d3c4 f8c8 
                                10.Kb1 a8a5 

Computed move :   c6xd4
NPS:              604373
no solution found [:-( [6/10]!
© Steffen A. Jakob