[ Test Suite ecm-gcp | Hossa ]

Positions 71 - 80


[Diagram of position #71]

Test position #71

Black to move


FEN :          2r2r2/2N2pkp/2Q5/1N2p1b1/1p6/3P1qPb/PPR2P1P/4R1K1 b - -
Best Move :    e4 
Position ID:  "ECM.1234"

 depth   value    time    nodes pv
    1    -2.26    0.00        3 1... f3xd3 2.e1xe5 
  4/1    -2.14    0.00        9 1... f3f5 
 19/1    -1.55    0.00       52 1... e4 2.c6xe4 
   <1>   -1.55    0.00      249 1... e4 2.c6xe4 
    2    -1.55    0.00      313 1... e4 2.c6xe4 
   <2>   -1.55    0.02      903 1... e4 2.c6xe4 
 31/3    -1.54    0.02     3575 1... f3xc6 2.c2xc6 f6 
   <3>   -1.54    0.02     4172 1... f3xc6 2.c2xc6 f6 
    4    -1.79    0.02     4736 1... f3xc6 2.c2xc6 h3d7 3.e1xe5 d7xc6 
                                4.e5xg5 Kf6 
   <4>   -1.79    0.03     8155 1... f3xc6 2.c2xc6 h3d7 3.e1xe5 d7xc6 
                                4.e5xg5 Kf6 
    5    -1.95    0.03    10665 1... f3xc6 2.c2xc6 h3d7 3.c6c4 d7xb5 
                                4.c7xb5 
   <5>   -1.95    0.05    20639 1... f3xc6 2.c2xc6 h3d7 3.c6c4 d7xb5 
                                4.c7xb5 
    6    -1.90    0.06    27671 1... f3xc6 2.c2xc6 f6 3.b5d6 g5d2 
                                4.e1e4 
! 5/6    -1.53    0.16    86400 1... f3xd3 
!   6    -1.25    0.22   127288 1... f3xd3 2.b5d6 c8d8 3.d6e4 g5e7 
                                4.c2c4 
   <6>   -1.25    0.25   145197 1... f3xd3 2.b5d6 c8d8 3.d6e4 g5e7 
                                4.c2c4 
    7    -1.30    0.39   249275 1... f3xd3 2.b5d6 c8d8 3.d6e4 d3d1 
                                4.c2e2 h3d7 5.e1xd1 d7xc6 
   <7>   -1.30    0.47   304584 1... f3xd3 2.b5d6 c8d8 3.d6e4 d3d1 
                                4.c2e2 h3d7 5.e1xd1 d7xc6 
    8    -1.49    0.78   569526 1... f3xd3 2.b5d6 c8d8 3.d6e4 h3f5 
                                4.c2c5 f5xe4 5.c6xe4 d3xe4 6.e1xe4 
! 5/8    -0.88    1.72  1431096 1... e4 
!   8    -0.13    1.87  1541614 1... e4 
!   8    +3.07    2.23  1790485 1... e4 
!   8    +7.33    3.36  2436795 1... e4 2.c7e6 f7xe6 3.c6xe4 f3xe4 
                                4.e1xe4 c8xc2 5.f4 c2c1 6.Kf2 g5e7 
   <8>   +7.33    3.37  2446528 1... e4 2.c7e6 f7xe6 3.c6xe4 f3xe4 
                                4.e1xe4 c8xc2 5.f4 c2c1 6.Kf2 g5e7 
    9    +7.44    3.92  2834699 1... e4 2.c7e6 f7xe6 3.c6xe4 c8xc2 
                                4.e4xf3 f8xf3 5.b5d4 f3xf2 6.d4xc2 f2xc2 
   <9>   +7.44    3.94  2852880 1... e4 2.c7e6 f7xe6 3.c6xe4 c8xc2 
                                4.e4xf3 f8xf3 5.b5d4 f3xf2 6.d4xc2 f2xc2 
   10    +7.54    7.75  5235031 1... e4 2.c7e6 f7xe6 3.c6xe4 c8xc2 
                                4.e4xf3 f8xf3 5.b5d4 f3xf2 6.d4xc2 f2xc2 
                                7.e1e5 h3f5 
  <10>   +7.54    7.80  5288481 1... e4 2.c7e6 f7xe6 3.c6xe4 c8xc2 
                                4.e4xf3 f8xf3 5.b5d4 f3xf2 6.d4xc2 f2xc2 
                                7.e1e5 h3f5 
   11    +7.50    9.02  6164604 1... e4 2.c7e6 f7xe6 3.c6xe4 c8xc2 
                                4.e4xf3 f8xf3 5.b5d4 f3xf2 6.d4xc2 f2xc2 
                                7.e1e5 h3f5 8.g4 
  <11>   +7.50    9.52  6522323 1... e4 2.c7e6 f7xe6 3.c6xe4 c8xc2 
                                4.e4xf3 f8xf3 5.b5d4 f3xf2 6.d4xc2 f2xc2 
                                7.e1e5 h3f5 8.g4 
  <12>   +7.50   10.00  6816722 1... e4 2.c7e6 f7xe6 3.c6xe4 f3xe4 

Computed move :   e4
NPS:              681672
solution found [50/71], time: 1.72, points: 18, nodes: 1431096!
[Diagram of position #72]

Test position #72

White to move


FEN :          r3rk2/p2q1b1p/1pnP1Qp1/5pN1/2p2P2/P1P5/7P/4RRK1 w - -
Best Move :    Re7 
Position ID:  "ECM.1249"

 depth   value    time    nodes pv
    1    -3.04    0.00        2 1.e1d1 
  5/1    -2.99    0.02      169 1.e1xe8 a8xe8 2.g5xh7 Kg8 
  6/1    -2.73    0.02      528 1.g5xh7 Kg8 2.h7g5 a8d8 
  9/1    -2.70    0.02      724 1.f6h8 f7g8 2.h8f6 g8f7 3.g5xh7 Kg8 
                                4.h7g5 a8d8 
   <1>   -2.70    0.02      881 1.f6h8 f7g8 2.h8f6 g8f7 3.g5xh7 Kg8 
                                4.h7g5 a8d8 
!   2    -2.28    0.02      933 1.f6h8 
!   2    -1.53    0.02      981 1.f6h8 
!   2    +0.00    0.04     1767 1.f6h8 f7g8 2.h8f6 g8f7 
   <2>   +0.00    0.04     3150 1.f6h8 f7g8 2.h8f6 g8f7 3.f6h8 f7g8 
                                4.h8f6 g8f7 5.f6h8 
    3    +0.00    0.04     5630 1.f6h8 f7g8 2.h8f6 g8f7 3.f6h8 f7g8 
                                4.h8f6 g8f7 5.f6h8 
   <3>   +0.00    0.05     8363 1.f6h8 f7g8 2.h8f6 g8f7 3.f6h8 f7g8 
                                4.h8f6 g8f7 5.f6h8 f7g8 6.h8f6 g8f7 
                                7.f6h8 f7g8 
    4    +0.00    0.05    14279 1.f6h8 f7g8 2.h8f6 g8f7 3.f6h8 f7g8 
                                4.h8f6 g8f7 5.f6h8 
   <4>   +0.00    0.07    22036 1.f6h8 f7g8 2.h8f6 g8f7 3.f6h8 f7g8 
                                4.h8f6 g8f7 5.f6h8 f7g8 6.h8f6 g8f7 
                                7.f6h8 f7g8 
    5    +0.00    0.08    39643 1.f6h8 f7g8 2.h8f6 g8f7 3.f6h8 f7g8 
                                4.h8f6 g8f7 5.f6h8 
   <5>   +0.00    0.11    63221 1.f6h8 f7g8 2.h8f6 g8f7 3.f6h8 f7g8 
                                4.h8f6 g8f7 5.f6h8 f7g8 6.h8f6 g8f7 
                                7.f6h8 f7g8 
    6    +0.00    0.14    99426 1.f6h8 f7g8 2.h8f6 g8f7 3.f6h8 f7g8 
                                4.h8f6 g8f7 5.f6h8 
   <6>   +0.00    0.19   148299 1.f6h8 f7g8 2.h8f6 g8f7 3.f6h8 f7g8 
                                4.h8f6 g8f7 5.f6h8 f7g8 6.h8f6 g8f7 
                                7.f6h8 f7g8 
    7    +0.00    0.27   228452 1.f6h8 f7g8 2.h8f6 g8f7 3.f6h8 f7g8 
                                4.h8f6 g8f7 5.f6h8 
   <7>   +0.00    0.38   335969 1.f6h8 f7g8 2.h8f6 g8f7 3.f6h8 f7g8 
                                4.h8f6 g8f7 5.f6h8 f7g8 6.h8f6 g8f7 
                                7.f6h8 f7g8 
    8    +0.00    0.50   470737 1.f6h8 f7g8 2.h8f6 g8f7 3.f6h8 f7g8 
                                4.h8f6 g8f7 5.f6h8 
   <8>   +0.00    0.61   578323 1.f6h8 f7g8 2.h8f6 g8f7 3.f6h8 f7g8 
                                4.h8f6 g8f7 5.f6h8 f7g8 6.h8f6 g8f7 
                                7.f6h8 f7g8 
    9    +0.00    0.86   870627 1.f6h8 f7g8 2.h8f6 g8f7 3.f6h8 f7g8 
                                4.h8f6 g8f7 5.f6h8 
   <9>   +0.00    1.07  1096124 1.f6h8 f7g8 2.h8f6 g8f7 3.f6h8 f7g8 
                                4.h8f6 g8f7 5.f6h8 f7g8 6.h8f6 g8f7 
                                7.f6h8 f7g8 
   10    +0.00    1.83  1876392 1.f6h8 f7g8 2.h8f6 g8f7 3.f6h8 f7g8 
                                4.h8f6 g8f7 5.f6h8 
!15/10    +0.42    2.72  2595462 1.e1e7 
!  10    +0.63    2.89  2720570 1.e1e7 e8xe7 2.g5xf7 Ke8 3.d6xe7 d7d5 
                                4.f7d6 Kd7 5.e7e8Q a8xe8 6.d6xe8 Kxe8 
                                7.f6h8 Kd7 8.h8xh7 c6e7 
  <10>   +0.63    2.91  2720883 1.e1e7 e8xe7 2.g5xf7 Ke8 3.d6xe7 d7d5 
                                4.f7d6 Kd7 5.e7e8Q a8xe8 6.d6xe8 Kxe8 
                                7.f6h8 Kd7 8.h8xh7 c6e7 
   11    +0.67    3.49  3134553 1.e1e7 e8xe7 2.g5xf7 Ke8 3.d6xe7 d7d5 
                                4.f7d6 Kd7 5.e7e8Q a8xe8 6.d6xe8 d5c5 
                                7.Kg2 c5d5 8.Kg3 Kxe8 9.f6h8 Ke7 
                                10.h8xh7 d5f7 
  <11>   +0.67    4.64  4509061 1.e1e7 e8xe7 2.g5xf7 Ke8 3.d6xe7 d7d5 
                                4.f7d6 Kd7 5.e7e8Q a8xe8 6.d6xe8 d5c5 
                                7.Kg2 c5d5 8.Kg3 Kxe8 9.f6h8 Ke7 
                                10.h8xh7 d5f7 
   12    +0.68    5.58  5273093 1.e1e7 e8xe7 2.g5xf7 Ke8 3.d6xe7 d7d5 
                                4.f7d6 Kd7 5.e7e8Q a8xe8 6.d6xe8 d5c5 
                                7.Kg2 Kxe8 8.f6h8 c5f8 9.h8xh7 f8f7 
  <12>   +0.68    7.79  7769777 1.e1e7 e8xe7 2.g5xf7 Ke8 3.d6xe7 d7d5 
                                4.f7d6 Kd7 5.e7e8Q a8xe8 6.d6xe8 d5c5 
                                7.Kg2 Kxe8 8.f6h8 c5f8 9.h8xh7 f8f7 
  <13>   +0.68   10.00  9568809 1.e1e7 e8xe7 2.g5xf7 Ke8 3.d6xe7 d7d5 
                                4.f7d6 Kd7 5.e7e8Q a8xe8 6.d6xe8 Kxe8 
                                7.f1e1 Kd7 8.f6g7 Kd6 9.g7xh7 d5c5 
                                10.Kf1 c5xa3 11.h7xg6 

Computed move :   e1e7
NPS:              956880
solution found [51/72], time: 2.72, points: 14, nodes: 2595462!
[Diagram of position #73]

Test position #73

White to move


FEN :          r1rbb3/1R3pkp/2pBp1p1/p3P3/q6P/6P1/P2Q1P2/1R3BK1 w - -
Best Move :    R1b4 
Position ID:  "ECM.1254"

 depth   value    time    nodes pv
    1    +2.03    0.00        2 1.f3 
   <1>   +2.03    0.00      220 1.f3 
?   2    -0.05    0.01     1653 1.f3 c5 
? 5/2    +0.47    0.01     2231 1.d6c5 a4e4 
   <2>   +0.47    0.01     2466 1.d6c5 a4e4 
    3    +0.17    0.01     3024 1.d6c5 c8c7 2.b7xc7 d8xc7 
  2/3    +0.19    0.01     3396 1.f3 c5 2.d6b8 
  6/3    +0.43    0.01     5738 1.f1d3 c5 2.d6b8 
  9/3    +0.46    0.03     6533 1.f1h3 a4c4 2.h3g2 
   <3>   +0.46    0.03     8836 1.f1h3 a4c4 2.h3g2 
    4    +0.29    0.03    10297 1.f1h3 a4c4 2.h3f1 c4g4 
 10/4    +0.36    0.05    17434 1.f1e2 Kg8 2.d6c5 a4e4 
   <4>   +0.36    0.06    26070 1.f1e2 Kg8 2.d6c5 a4e4 
!   5    +0.78    0.06    28578 1.f1e2 
!   5    +0.70    0.09    41946 1.f1e2 h5 2.e2f3 c5 3.d6b8 
   <5>   +0.70    0.14    76337 1.f1e2 h5 2.e2f3 c5 3.d6b8 
    6    +0.59    0.17    96720 1.f1e2 h5 2.e2d1 a4e4 3.f3 e4c4 
   <6>   +0.59    0.28   207954 1.f1e2 h5 2.e2d1 a4e4 3.f3 e4c4 
!   7    +1.01    0.39   290147 1.f1e2 
!   7    +0.88    0.47   348537 1.f1e2 h6 2.b1c1 c5 3.c1xc5 a4e4 
                                4.c5xc8 e4xb7 
! 8/7    +1.76    0.55   449260 1.b1b4 
!   7    +3.45    0.58   475136 1.b1b4 d8g5 2.d2xg5 a4xa2 3.b4c4 c8d8 
                                4.g5f6 Kh6 
   <7>   +3.45    0.64   545205 1.b1b4 d8g5 2.d2xg5 a4xa2 3.b4c4 c8d8 
                                4.g5f6 Kh6 
    8    +3.22    0.70   603869 1.b1b4 d8g5 2.d2xg5 a4xa2 3.b4c4 Kh8 
                                4.g5f6 Kg8 5.c4g4 c5 
   <8>   +3.22    0.92   880909 1.b1b4 d8g5 2.d2xg5 a4xa2 3.b4c4 Kh8 
                                4.g5f6 Kg8 5.c4g4 c5 
!   9    +3.64    1.01   956189 1.b1b4 
!   9    +4.39    1.08  1004447 1.b1b4 
!   9    +5.49    1.34  1180927 1.b1b4 a4xb4 2.b7xb4 h6 3.b4b1 a8a7 
                                4.d2e3 a7d7 5.h5 
   <9>   +5.49    1.67  1629877 1.b1b4 a4xb4 2.b7xb4 h6 3.b4b1 a8a7 
                                4.d2e3 a7d7 5.h5 
   10    +5.58    2.00  1846009 1.b1b4 a4xb4 2.b7xb4 h6 3.b4b1 a8a7 
                                4.d2e3 a7d7 5.h5 g6xh5 6.d6c5 f5 
  <10>   +5.58    2.70  2809888 1.b1b4 a4xb4 2.b7xb4 h6 3.b4b1 a8a7 
                                4.d2e3 a7d7 5.h5 g6xh5 6.d6c5 f5 
   11    +5.96    4.45  3888018 1.b1b4 a4xb4 2.b7xb4 h6 3.b4b7 c5 
                                4.d2c2 e8c6 5.b7b2 a4 6.d6xc5 c6f3 
                                7.f1d3 
  <11>   +5.96    6.64  6375962 1.b1b4 a4xb4 2.b7xb4 h6 3.b4b7 c5 
                                4.d2c2 e8c6 5.b7b2 a4 6.d6xc5 c6f3 
                                7.f1d3 
  <12>   +5.96   10.00  8919768 1.b1b4 a4xb4 2.b7xb4 h6 3.b4b7 c5 
                                4.f1c4 c8c6 5.d2e3 c6b6 6.d6f8 Kxf8 
                                7.e3xc5 Kg7 8.b7xb6 d8xb6 

Computed move :   b1b4
NPS:              891976
solution found [52/73], time: 0.55, points: 20, nodes: 449260!
[Diagram of position #74]

Test position #74

Black to move


FEN :          8/5k1p/5PpB/3PR3/2r4P/1p3K2/2b5/8 b - -
Best Move :    Re4 
Position ID:  "ECM.1257"

 depth   value    time    nodes pv
    1    +1.62    0.00        2 1... Kxf6 
 13/1    +1.74    0.00      182 1... c2d1 2.Kg3 Kxf6 
   <1>   +1.74    0.00      223 1... c2d1 2.Kg3 Kxf6 
    2    +1.81    0.01     1165 1... c2d1 2.Ke3 b2 3.e5e7 Kxf6 
! 3/2    +2.16    0.01     1953 1... c4c3 
!   2    +2.25    0.01     2811 1... c4c3 2.h6e3 b2 3.e5e7 Kxf6 
! 6/2    +2.39    0.01     3020 1... b2 2.e5e7 Kxf6 
   <2>   +2.39    0.01     3100 1... b2 2.e5e7 Kxf6 
    3    +2.23    0.03     4672 1... b2 2.e5e7 Kxf6 3.h6g5 Kf5 
                                4.e7f7 Ke5 5.g5f6 Kxd5 6.f6xb2 c4xh4 
   <3>   +2.23    0.03     7094 1... b2 2.e5e7 Kxf6 3.h6g5 Kf5 
                                4.e7f7 Ke5 5.g5f6 Kxd5 6.f6xb2 c4xh4 
    4    +2.09    0.05    11492 1... b2 2.e5e7 Kxf6 3.h6g5 Kf5 
                                4.e7f7 Ke5 5.g5f6 Kxd5 6.f6xb2 c4xh4 
                                7.f7g7 
! 2/4    +2.65    0.11    38295 1... c2e4 
!   4    +2.60    0.14    47036 1... c2e4 2.Kf4 e4f5 3.Kf3 Kxf6 
                                4.e5e8 c4xh4 5.h6f4 
! 7/4    +3.40    0.14    49911 1... c4e4 
!   4    +3.76    0.14    51198 1... c4e4 2.e5e6 b2 3.e6b6 b2b1Q 
                                4.b6xb1 c2xb1 
   <4>   +3.76    0.15    51582 1... c4e4 2.e5e6 b2 3.e6b6 b2b1Q 
                                4.b6xb1 c2xb1 
    5    +3.76    0.15    54242 1... c4e4 2.e5e6 b2 3.e6b6 b2b1Q 
                                4.b6xb1 c2xb1 
   <5>   +3.76    0.20    69033 1... c4e4 2.e5e6 b2 3.e6b6 b2b1Q 
                                4.b6xb1 c2xb1 
    6    +3.73    0.22    76578 1... c4e4 2.e5e6 b2 3.e6b6 b2b1Q 
                                4.b6xb1 c2xb1 5.h6g5 
   <6>   +3.73    0.42   171403 1... c4e4 2.e5e6 b2 3.e6b6 b2b1Q 
                                4.b6xb1 c2xb1 5.h6g5 
!   7    +4.15    0.47   188982 1... c4e4 
!   7    +4.12    0.51   208119 1... c4e4 2.e5e6 b2 3.e6c6 b2b1Q 
                                4.c6c7 Ke8 5.f7 Kd8 6.c7xc2 b1b3 
                                7.Kxe4 b3xc2 8.Ke5 
   <7>   +4.12    1.14   505284 1... c4e4 2.e5e6 b2 3.e6c6 b2b1Q 
                                4.c6c7 Ke8 5.f7 Kd8 6.c7xc2 b1b3 
                                7.Kxe4 b3xc2 8.Ke5 
!   8    +4.54    1.25   561825 1... c4e4 
!   8    +4.54    1.33   595914 1... c4e4 2.e5e6 b2 3.e6c6 b2b1Q 
                                4.c6c7 Ke8 5.f7 Kd8 6.f7f8Q Kxc7 
                                7.h6f4 Kd7 8.f8f7 e4e7 9.f7f8 
   <8>   +4.54    1.97   904972 1... c4e4 2.e5e6 b2 3.e6c6 b2b1Q 
                                4.c6c7 Ke8 5.f7 Kd8 6.f7f8Q Kxc7 
                                7.h6f4 Kd7 8.f8f7 e4e7 9.f7f8 
!   9    +4.96    2.33  1070622 1... c4e4 
   <9>   +4.96    2.33  1070622 1... c4e4 

Computed move :   c4e4
NPS:              459494
solution found [53/74], time: 0.14, points: 25, nodes: 49911!
[Diagram of position #75]

Test position #75

White to move


FEN :          rnb2rk1/pp2bppp/2p5/q7/4NN2/4B1QP/PPP3P1/2KR3R w - -
Best Move :    Nd5 
Position ID:  "ECM.1259"

 depth   value    time    nodes pv
    1    -1.25    0.00        5 1.e3d4 
   <1>   -1.25    0.00      168 1.e3d4 
    2    -0.94    0.00      347 1.e3d4 f6 
   <2>   -0.94    0.00     1074 1.e3d4 f6 
    3    -0.97    0.00     1396 1.e3d4 f6 2.Kb1 
   <3>   -0.97    0.01     3845 1.e3d4 f6 2.Kb1 
    4    -0.69    0.01     5205 1.e3d4 f6 2.g3b3 Kh8 3.f4e6 
   <4>   -0.69    0.03    12931 1.e3d4 f6 2.g3b3 Kh8 3.f4e6 
    5    -0.70    0.03    15881 1.e3d4 f6 2.g3b3 Kh8 3.f4e6 f8e8 
   <5>   -0.70    0.06    37240 1.e3d4 f6 2.g3b3 Kh8 3.f4e6 f8e8 
    6    -0.58    0.09    56725 1.e3d4 f6 2.g3b3 Kh8 3.f4e6 c8xe6 
                                4.b3xe6 f8e8 
   <6>   -0.58    0.17   113694 1.e3d4 f6 2.g3b3 Kh8 3.f4e6 c8xe6 
                                4.b3xe6 f8e8 
    7    -0.60    0.28   179122 1.e3d4 f6 2.g3b3 Kh8 3.f4e6 f8e8 
                                4.g4 e7b4 
   <7>   -0.60    0.50   375516 1.e3d4 f6 2.g3b3 Kh8 3.f4e6 f8e8 
                                4.g4 e7b4 
    8    -0.67    0.72   527760 1.e3d4 f6 2.g3b3 Kh8 3.f4e6 f8e8 
                                4.d4c5 f5 5.c5xe7 f5xe4 
!31/8    -0.18    1.42  1110463 1.f4d5 
!   8    +0.57    1.61  1244078 1.f4d5 
!   8    +0.78    2.17  1680171 1.f4d5 e7h4 2.e4f6 h4xf6 3.d5xf6 Kh8 
                                4.g3d6 b8d7 5.f6xd7 f8d8 6.d6e7 a5c7 
                                7.h1f1 d8xd7 8.d1xd7 c7xd7 9.e7xf7 d7xf7 
                                10.f1xf7 
   <8>   +0.78    2.19  1690782 1.f4d5 e7h4 2.e4f6 h4xf6 3.d5xf6 Kh8 
                                4.g3d6 b8d7 5.f6xd7 f8d8 6.d6e7 a5c7 
                                7.h1f1 d8xd7 8.d1xd7 c7xd7 9.e7xf7 d7xf7 
                                10.f1xf7 
    9    +1.07    4.03  3056007 1.f4d5 e7h4 2.e4f6 h4xf6 3.d5xf6 Kh8 
                                4.g3d6 b8d7 5.f6xd7 f8d8 6.d6e7 c8xd7 
                                7.d1xd7 d8xd7 8.e7xd7 
   <9>   +1.07    4.45  3535041 1.f4d5 e7h4 2.e4f6 h4xf6 3.d5xf6 Kh8 
                                4.g3d6 b8d7 5.f6xd7 f8d8 6.d6e7 c8xd7 
                                7.d1xd7 d8xd7 8.e7xd7 
   10    +1.07    5.94  4966208 1.f4d5 e7h4 2.e4f6 h4xf6 3.d5xf6 Kh8 
                                4.g3d6 b8d7 5.f6xd7 f8d8 6.d6e7 c8xd7 
                                7.d1xd7 d8xd7 8.e7xd7 a5xa2 9.d7xb7 
  <10>   +1.07    6.86  6071391 1.f4d5 e7h4 2.e4f6 h4xf6 3.d5xf6 Kh8 
                                4.g3d6 b8d7 5.f6xd7 f8d8 6.d6e7 c8xd7 
                                7.d1xd7 d8xd7 8.e7xd7 a5xa2 9.d7xb7 
  <11>   +1.07   10.00  8572848 1.f4d5 e7h4 

Computed move :   f4d5
NPS:              856428
solution found [54/75], time: 1.42, points: 18, nodes: 1110463!
[Diagram of position #76]

Test position #76

White to move


FEN :          5k1r/ppqnnp2/3b2p1/2pB2Qp/3p3N/1P1P2P1/P1P2P2/2B1R1K1 w - -
Best Move :    Rxe7 
Position ID:  "ECM.1262"

 depth   value    time    nodes pv
    1    -0.07    0.00        2 1.d5g2 
   <1>   -0.07    0.02      230 1.d5g2 
  7/2    -0.33    0.02      807 1.h4g2 e7xd5 2.g5xd5 
   <2>   -0.33    0.02      994 1.h4g2 e7xd5 2.g5xd5 
  2/3    -0.41    0.02     1695 1.d5g2 c7a5 2.g5d2 a5xd2 3.c1xd2 
  6/3    -0.36    0.02     3698 1.d5e4 Kg7 2.h4f3 
   <3>   -0.36    0.03     5822 1.d5e4 Kg7 2.h4f3 
    4    -0.42    0.03     6998 1.d5e4 Kg7 2.h4f5 e7xf5 3.e4xf5 
  2/4    -0.41    0.03     7797 1.d5g2 c7a5 2.g5d2 a5xd2 
  7/4    -0.36    0.03    11712 1.d5f3 c7a5 2.g5d2 a5xd2 3.c1xd2 
   <4>   -0.36    0.05    19755 1.d5f3 c7a5 2.g5d2 a5xd2 3.c1xd2 
    5    -0.34    0.06    22716 1.d5f3 c7a5 2.g5d2 a5xd2 3.c1xd2 b5 
   <5>   -0.34    0.10    51748 1.d5f3 c7a5 2.g5d2 a5xd2 3.c1xd2 b5 
    6    -0.23    0.14    80770 1.d5f3 c7a5 2.g5d2 a5xd2 3.c1xd2 e7c6 
                                4.f3d5 
 13/6    -0.20    0.24   147817 1.d5g2 c7a5 2.g5d2 a5xd2 3.c1xd2 e7c6 
                                4.h4f3 
   <6>   -0.20    0.27   182899 1.d5g2 c7a5 2.g5d2 a5xd2 3.c1xd2 e7c6 
                                4.h4f3 
    7    -0.09    0.56   374240 1.d5g2 b6 2.c1f4 e7c8 3.f4d2 d6e7 
                                4.g5f4 c7xf4 5.d2xf4 e7xh4 6.g3xh4 
!20/7    +0.22    0.74   541672 1.e1xe7 
!   7    +0.97    0.75   546718 1.e1xe7 
!   7    +4.17    0.80   579612 1.e1xe7 
!   7    +8.72    1.31   935957 1.e1xe7 h8h7 2.h4xg6 f7xg6 3.e7xh7 h4 
                                4.g5h6 Ke8 5.h6xg6 Kd8 6.g3xh4 
   <7>   +8.72    1.35   972341 1.e1xe7 h8h7 2.h4xg6 f7xg6 3.e7xh7 h4 
                                4.g5h6 Ke8 5.h6xg6 Kd8 6.g3xh4 
!   8    +9.14    2.03  1574379 1.e1xe7 
   <8>   +9.14    2.16  1707413 
!   9    +8.72    2.30  1783904 1.e1xe7 
!   9    +9.47    2.99  2312746 1.e1xe7 
   <9>   +9.47    2.99  2312746 1.e1xe7 

Computed move :   e1xe7
NPS:              773493
solution found [55/76], time: 0.74, points: 20, nodes: 541672!
[Diagram of position #77]

Test position #77

White to move


FEN :          3r1rk1/pbqn1pp1/1pp2n1p/2b1p1B1/P1B1P2N/2N4P/1PP1QPP1/3R1RK1 w - -
Best Move :    Rxd7 
Position ID:  "ECM.1265"

 depth   value    time    nodes pv
    1    -0.40    0.00        6 1.g5xf6 d7xf6 
  2/1    -0.20    0.00        8 1.g5d2 
 33/1    -0.17    0.00      108 1.g5e3 c5xe3 2.e2xe3 
   <1>   -0.17    0.00      130 1.g5e3 c5xe3 2.e2xe3 
    2    -0.17    0.00      169 1.g5e3 c5xe3 
  2/2    -0.11    0.00      257 1.g5d2 f8e8 
   <2>   -0.11    0.00      747 1.g5d2 f8e8 
    3    +0.19    0.02     1196 1.g5d2 Kh8 2.h4f5 
   <3>   +0.19    0.02     2495 1.g5d2 Kh8 2.h4f5 
    4    +0.25    0.02     4544 1.g5d2 d8a8 2.h4g6 f8d8 
   <4>   +0.25    0.03    10025 1.g5d2 d8a8 2.h4g6 f8d8 
    5    +0.19    0.05    13427 1.g5d2 d8a8 2.h4g6 f8d8 3.d2e3 
   <5>   +0.19    0.06    22246 1.g5d2 d8a8 2.h4g6 f8d8 3.d2e3 
    6    +0.23    0.09    42646 1.g5d2 d8a8 2.h4g6 f8d8 3.Kh2 a5 
   <6>   +0.23    0.16    72076 1.g5d2 d8a8 2.h4g6 f8d8 3.Kh2 a5 
    7    +0.18    0.25   131520 1.g5d2 d8a8 2.h4f5 a8b8 3.d1a1 f8d8 
                                4.f1d1 
   <7>   +0.18    0.47   274628 1.g5d2 d8a8 2.h4f5 a8b8 3.d1a1 f8d8 
                                4.f1d1 
    8    +0.21    0.72   425328 1.g5d2 d8a8 2.h4f5 a8d8 3.d2e3 c5b4 
                                4.c3a2 b4c5 5.a2c3 c5b4 6.c3a2 b4c5 
                                7.a2c3 c5b4 
   <8>   +0.21    0.80   500443 1.g5d2 d8a8 2.h4f5 a8d8 3.d2e3 c5b4 
                                4.c3a2 b4c5 5.a2c3 c5b4 6.c3a2 b4c5 
                                7.a2c3 c5b4 8.c3a2 b4c5 9.a2c3 c5b4 
                                10.c3a2 
    9    +0.28    1.77  1085555 1.g5d2 Kh8 2.h4f5 c5b4 3.e2e3 b4c5 
                                4.e3g3 f6h5 5.g3g4 
   <9>   +0.28    2.00  1305069 1.g5d2 Kh8 2.h4f5 c5b4 3.e2e3 b4c5 
                                4.e3g3 f6h5 5.g3g4 
   10    +0.15    3.86  2379665 1.g5d2 c5b4 2.h4g6 f8e8 3.f4 b4d6 
                                4.e2f3 d6b4 5.f3e3 e5xf4 6.f1xf4 
 7/10    +0.24    5.92  3902173 1.g5e3 c5xe3 2.e2xe3 d7c5 3.e3e2 d8xd1 
                                4.f1xd1 f8d8 5.d1xd8 c7xd8 6.h4g6 d8c7 
  <10>   +0.24    6.56  4402381 1.g5e3 c5xe3 2.e2xe3 d7c5 3.e3e2 d8xd1 
                                4.f1xd1 f8d8 5.d1xd8 c7xd8 6.h4g6 d8c7 
  <11>   +0.24   10.00  6891370 1.g5e3 c5xe3 2.e2xe3 d7c5 3.h4f5 d8xd1 
                                4.f1xd1 b7c8 5.f5d6 c5b7 6.d6xb7 c8xb7 
                                7.e3d2 

Computed move :   g5e3
NPS:              689137
no solution found [:-( [55/77]!
[Diagram of position #78]

Test position #78

White to move


FEN :          1rr3k1/4ppb1/2q1bnp1/1p2B1Q1/6P1/2p2P2/2P1B2R/2K4R w - -
Best Move :    Qh6 
Position ID:  "ECM.1267"

 depth   value    time    nodes pv
    1    -3.21    0.01        3 1.e5xb8 c8xb8 
  2/1    -2.39    0.01        5 1.g5h4 
   <1>   -2.39    0.01       85 1.g5h4 
?   2    -2.79    0.01      687 1.g5h4 c6c5 
   <2>   -2.79    0.01      723 1.g5h4 c6c5 
    3    -3.19    0.01     1158 1.g5h4 b8a8 2.Kb1 
  4/3    -2.42    0.01     2399 1.e5xb8 c8xb8 2.g5h4 
   <3>   -2.42    0.01     2679 1.e5xb8 c8xb8 2.g5h4 
?   4    -3.51    0.03     8479 1.e5xb8 c6a6 2.Kb1 a6a2 
? 8/4    -3.30    0.03    12530 1.e5xf6 e7xf6 2.g5h4 c6c5 
   <4>   -3.30    0.04    16678 1.e5xf6 e7xf6 2.g5h4 c6c5 
    5    -3.09    0.06    21718 1.e5xf6 g7xf6 2.g5h6 b8a8 3.Kb1 
! 4/5    -2.88    0.07    35732 1.g5h4 
!   5    -2.13    0.07    39640 1.g5h4 
!   5    -1.96    0.09    44521 1.g5h4 g5 2.h4xg5 Kf8 3.e5xb8 c8xb8 
   <5>   -1.96    0.09    47853 1.g5h4 g5 2.h4xg5 Kf8 3.e5xb8 c8xb8 
!   6    -1.54    0.12    56427 1.g5h4 
!   6    -1.38    0.14    64380 1.g5h4 f6h5 2.e5xb8 c8xb8 3.g4xh5 g7f6 
                                4.h4f4 
   <6>   -1.38    0.17    91015 1.g5h4 f6h5 2.e5xb8 c8xb8 3.g4xh5 g7f6 
                                4.h4f4 
?   7    -1.97    0.29   187282 1.g5h4 f6h5 2.e5xb8 c8xb8 3.g4xh5 c6a6 
                                4.Kb1 a6a2 5.Kc1 
   <7>   -1.97    0.34   230590 1.g5h4 f6h5 2.e5xb8 c8xb8 3.g4xh5 c6a6 
                                4.Kb1 a6a2 5.Kc1 
!29/8    -1.55    0.59   409937 1.g5h6 
!   8    -0.80    0.65   442506 1.g5h6 
!   8    +2.40    0.71   481352 1.g5h6 
!   8       #7    0.82   607665 1.g5h6 g7xh6 2.h2xh6 g5 3.h6h8 Kg7 
                                4.h1h7 Kg6 5.e2d3 c6e4 6.d3xe4 f6xe4 
                                7.h7g7 h7g7 
   <8>      #7    0.84   627982 1.g5h6 g7xh6 2.h2xh6 g5 3.h6h8 Kg7 
                                4.h1h7 Kg6 5.e2d3 c6e4 6.d3xe4 f6xe4 
                                7.h7g7 h7g7 
    9       #7    0.93   707150 1.g5h6 g7xh6 2.h2xh6 g5 3.h6h8 Kg7 
                                4.h1h7 Kg6 5.e2d3 c6e4 6.d3xe4 f6xe4 
                                7.h7g7 h7g7 
   <9>      #7    0.98   774346 1.g5h6 g7xh6 2.h2xh6 g5 3.h6h8 Kg7 
                                4.h1h7 Kg6 5.e2d3 c6e4 6.d3xe4 f6xe4 
                                7.h7g7 h7g7 
   10       #7    1.07   858537 1.g5h6 g7xh6 2.h2xh6 g5 3.h6h8 Kg7 
                                4.h1h7 Kg6 5.e2d3 c6e4 6.d3xe4 f6xe4 
                                7.h7g7 h7g7 
  <10>      #7    1.15   961472 1.g5h6 g7xh6 2.h2xh6 g5 3.h6h8 Kg7 
                                4.h1h7 Kg6 5.e2d3 c6e4 6.d3xe4 f6xe4 
                                7.h7g7 h7g7 
   11       #7    1.35  1186055 1.g5h6 g7xh6 2.h2xh6 g5 3.h6h8 Kg7 
                                4.h1h7 Kg6 5.e2d3 c6e4 6.d3xe4 f6xe4 
                                7.h7g7 h7g7 
  <11>      #7    1.51  1387763 1.g5h6 g7xh6 2.h2xh6 g5 3.h6h8 Kg7 
                                4.h1h7 Kg6 5.e2d3 c6e4 6.d3xe4 f6xe4 
                                7.h7g7 h7g7 
   12       #7    2.06  1990741 1.g5h6 g7xh6 2.h2xh6 g5 3.h6h8 Kg7 
                                4.h1h7 Kg6 5.e2d3 c6e4 6.d3xe4 f6xe4 
                                7.h7g7 h7g7 
  <12>      #7    2.40  2438186 1.g5h6 g7xh6 2.h2xh6 g5 3.h6h8 Kg7 
                                4.h1h7 Kg6 5.e2d3 c6e4 6.d3xe4 f6xe4 
                                7.h7g7 h7g7 

Computed move :   g5h6
NPS:              1007514
solution found [56/78], time: 0.59, points: 20, nodes: 409937!
[Diagram of position #79]

Test position #79

White to move


FEN :          3rqb2/1pR3pk/p3n1pp/3p4/3B4/PP6/1P4PP/4RQK1 w - -
Best Move :    Rxe6 
Position ID:  "ECM.1269"

 depth   value    time    nodes pv
    1    +2.37    0.00        5 1.c7xb7 
   <1>   +2.37    0.00      106 1.c7xb7 
    2    +2.45    0.00      174 1.c7xb7 e8c6 
   <2>   +2.45    0.00      494 1.c7xb7 e8c6 
    3    +2.19    0.00      756 1.c7xb7 e8c6 2.d4b6 c6xb7 3.b6xd8 
 37/3    +2.49    0.02     2836 1.c7f7 f8d6 2.d4xg7 
   <3>   +2.49    0.02     3250 1.c7f7 f8d6 2.d4xg7 
    4    +2.50    0.02     5006 1.c7f7 d8d7 2.f7xf8 e8xf8 
   <4>   +2.50    0.03     8597 1.c7f7 d8d7 2.f7xf8 e8xf8 
    5    +2.82    0.05    13741 1.c7f7 f8d6 2.f1f6 e8xf7 3.f6xf7 e6xd4 
                                4.f7xb7 
   <5>   +2.82    0.06    24311 1.c7f7 f8d6 2.f1f6 e8xf7 3.f6xf7 e6xd4 
                                4.f7xb7 
    6    +2.94    0.10    36896 1.c7f7 e8xf7 2.f1xf7 e6xd4 3.f7c7 d4c6 
                                4.c7xb7 
   <6>   +2.94    0.13    58682 1.c7f7 e8xf7 2.f1xf7 e6xd4 3.f7c7 d4c6 
                                4.c7xb7 
    7    +2.78    0.16    74164 1.c7f7 e8xf7 2.f1xf7 e6xd4 3.f7xb7 f8c5 
                                4.b7xa6 d4xb3 
! 4/7    +3.36    0.17    90094 1.e1xe6 
!   7    +4.11    0.19    96329 1.e1xe6 
!   7    +4.37    0.20   109848 1.e1xe6 e8xe6 2.f1xf8 e6e1 3.f8f1 e1xf1 
                                4.Kxf1 d8f8 5.Kg1 f8g8 6.c7xb7 h5 
   <7>   +4.37    0.27   151846 1.e1xe6 e8xe6 2.f1xf8 e6e1 3.f8f1 e1xf1 
                                4.Kxf1 d8f8 5.Kg1 f8g8 6.c7xb7 h5 
    8    +4.58    0.33   190417 1.e1xe6 e8xe6 2.f1xf8 d8xf8 3.c7xg7 Kh8 
                                4.g7xg6 f8f6 5.g6xf6 e6e4 6.f6f4 Kh7 
                                7.f4xe4 d5xe4 
   <8>   +4.58    0.36   214297 1.e1xe6 e8xe6 2.f1xf8 d8xf8 3.c7xg7 Kh8 
                                4.g7xg6 f8f6 5.g6xf6 e6e4 6.f6f4 Kh7 
                                7.f4xe4 d5xe4 
    9    +4.91    0.47   279385 1.e1xe6 e8xe6 2.f1xf8 d8xf8 3.c7xg7 Kh8 
                                4.g7xg6 f8f6 5.g6xf6 e6e4 6.f6f4 Kh7 
                                7.f4xe4 d5xe4 8.d4e3 
   <9>   +4.91    0.52   315383 1.e1xe6 e8xe6 2.f1xf8 d8xf8 3.c7xg7 Kh8 
                                4.g7xg6 f8f6 5.g6xf6 e6e4 6.f6f4 Kh7 
                                7.f4xe4 d5xe4 8.d4e3 
   10    +4.90    0.63   391260 1.e1xe6 e8xe6 2.f1xf8 d8xf8 3.c7xg7 Kh8 
                                4.g7xg6 f8f6 5.g6xf6 e6e4 6.f6f4 Kh7 
                                7.f4xe4 d5xe4 8.d4e3 Kg6 9.Kf2 
  <10>   +4.90    0.77   518695 1.e1xe6 e8xe6 2.f1xf8 d8xf8 3.c7xg7 Kh8 
                                4.g7xg6 f8f6 5.g6xf6 e6e4 6.f6f4 Kh7 
                                7.f4xe4 d5xe4 8.d4e3 Kg6 9.Kf2 

Computed move :   e1xe6
NPS:              673629
solution found [57/79], time: 0.17, points: 25, nodes: 90094!
[Diagram of position #80]

Test position #80

White to move


FEN :          rkb2qr1/1p5p/pQ1bp3/3p2B1/5n2/3B1N2/PP3PPP/2R2RK1 w - -
Best Move :    Rxc8+ 
Position ID:  "ECM.1270"

 depth   value    time    nodes pv
    1    +1.92    0.00        2 1.d3xh7 
   <1>   +1.92    0.00      311 1.d3xh7 
?   2    +1.36    0.00     1920 1.d3xh7 f4e2 2.Kh1 e2xc1 3.h7xg8 c1xa2 
   <2>   +1.36    0.02     3319 1.d3xh7 f4e2 2.Kh1 e2xc1 3.h7xg8 c1xa2 
    3    +1.36    0.02     4123 1.d3xh7 f4e2 2.Kh1 e2xc1 3.h7xg8 c1xa2 
   <3>   +1.36    0.02     8854 1.d3xh7 f4e2 2.Kh1 e2xc1 3.h7xg8 c1xa2 
  9/4    +1.17    0.05    22821 1.g5xf4 f8xf4 2.d3xh7 d6c7 
   <4>   +1.17    0.06    35831 1.g5xf4 f8xf4 2.d3xh7 d6c7 
?   5    +0.40    0.24   162868 1.g5xf4 f8xf4 2.g3 d6c7 3.b6c5 
? 2/5    +0.79    0.25   170579 1.d3xh7 g8g7 2.f3d4 f4h3 3.Kh1 c8d7 
                                4.g5h6 
   <5>   +0.79    0.25   170634 1.d3xh7 g8g7 2.f3d4 f4h3 3.Kh1 c8d7 
                                4.g5h6 
  2/6    +0.52    0.35   223168 1.g5xf4 f8xf4 2.g3 h5 3.d3h7 g8g7 
  4/6    +0.72    0.58   404650 1.f3d4 c8d7 2.g5xf4 f8xf4 3.g3 h5 
                                4.f1e1 
   <6>   +0.72    0.69   493357 1.f3d4 c8d7 2.g5xf4 f8xf4 3.g3 h5 
                                4.f1e1 
  2/7    +0.33    0.92   661709 1.g5xf4 f8xf4 2.g3 d6c7 3.b6c5 h5 
                                4.b4 c8d7 
  5/7    +0.58    1.25   958148 1.f1d1 h6 2.g5xf4 f8xf4 3.d3h7 g8g7 
                                4.h7d3 
   <7>   +0.58    1.60  1245119 1.f1d1 h6 2.g5xf4 f8xf4 3.d3h7 g8g7 
                                4.h7d3 
    8    +0.49    2.17  1693111 1.f1d1 h6 2.c1c6 f4h3 3.Kf1 h3xg5 
                                4.f3xg5 g8xg5 5.c6xd6 f8f4 
   <8>   +0.49    3.74  3223249 1.f1d1 h6 2.c1c6 f4h3 3.Kf1 h3xg5 
                                4.f3xg5 g8xg5 5.c6xd6 f8f4 
    9    +0.39    5.11  4378512 1.f1d1 h6 2.c1c6 f4xd3 3.d1xd3 d6xh2 
                                4.Kxh2 h6xg5 5.b6c7 Ka7 6.c6xa6 Kxa6 
                                7.d3a3 f8xa3 8.b2xa3 
  6/9    +0.54    9.16  7744613 1.d3xh7 g8xg5 2.c1xc8 Kxc8 3.f3xg5 d6c7 
                                4.b6e3 f8g7 5.h4 g7xb2 6.g5xe6 f4e2 
                                7.Kh1 b2xa2 
   <9>   +0.54   10.00  8601625 1.d3xh7 g8xg5 2.c1xc8 Kxc8 3.f3xg5 d6c7 
                                4.b6e3 f8g7 5.h4 g7xb2 6.g5xe6 f4e2 
                                7.Kh1 b2xa2 

Computed move :   d3xh7
NPS:              860162
no solution found [:-( [57/80]!
© Steffen A. Jakob