[ Test Suite ecm-gcp | Hossa ]

Positions 141 - 150


[Diagram of position #141]

Test position #141

White to move


FEN :          5r1n/r2q1pkp/3p1npN/NppPp2P/1P2P3/2P1Q1P1/5P2/R3K2R w KQ -
Best Move :    Nf5+ 
Position ID:  "ECM.1478"

 depth   value    time    nodes pv
    1    +0.56    0.00       47 1.a5b3 a7xa1 2.b3xa1 f6xh5 3.b4xc5 
  6/1    +2.56    0.00      111 1.b4xc5 
   <1>   +2.56    0.00      189 1.b4xc5 
?   2    +1.84    0.00      627 1.b4xc5 f8a8 
   <2>   +1.84    0.02     1218 1.b4xc5 f8a8 
    3    +1.68    0.02     2070 1.b4xc5 d7d8 2.a5b3 a7xa1 3.b3xa1 f6xh5 
                                4.c5xd6 d8xd6 
   <3>   +1.68    0.02     4245 1.b4xc5 d7d8 2.a5b3 a7xa1 3.b3xa1 f6xh5 
                                4.c5xd6 d8xd6 
    4    +1.68    0.03     5218 1.b4xc5 d7d8 2.a5b3 a7xa1 
   <4>   +1.68    0.05    16810 1.b4xc5 d7d8 2.a5b3 a7xa1 
    5    +1.68    0.06    20868 1.b4xc5 d7d8 2.a5b3 a7xa1 3.b3xa1 f6xh5 
  2/5    +2.01    0.08    33895 1.h6f5 Kg8 2.h5xg6 f7xg6 3.f5h6 Kg7 
                                4.b4xc5 d7d8 5.a5b3 a7xa1 6.b3xa1 
   <5>   +2.01    0.09    39467 1.h6f5 Kg8 2.h5xg6 f7xg6 3.f5h6 Kg7 
                                4.b4xc5 d7d8 5.a5b3 a7xa1 6.b3xa1 
    6    +1.69    0.25   121983 1.h6f5 Kg8 2.b4xc5 d7d8 3.f5h6 Kg7 
                                4.a5b3 a7a4 5.f3 a4xa1 6.b3xa1 f6xh5 
                                7.c5xd6 d8xd6 
   <6>   +1.69    0.31   154125 1.h6f5 Kg8 2.b4xc5 d7d8 3.f5h6 Kg7 
                                4.a5b3 a7a4 5.f3 a4xa1 6.b3xa1 f6xh5 
                                7.c5xd6 d8xd6 
    7    +1.78    0.72   397435 1.h6f5 Kg8 2.b4xc5 d6xc5 3.e3h6 g6xf5 
                                4.h6g5 h8g6 5.g5xf6 d7e7 6.f6xf5 
   <7>   +1.78    0.84   468142 1.h6f5 Kg8 2.b4xc5 d6xc5 3.e3h6 g6xf5 
                                4.h6g5 h8g6 5.g5xf6 d7e7 6.f6xf5 
    8    +1.81    1.58   974722 1.h6f5 Kg8 2.b4xc5 f8a8 3.e3h6 g6xf5 
                                4.h6g5 h8g6 5.g5xf6 a7xa5 6.a1xa5 a8xa5 
                                7.h5xg6 
   <8>   +1.81    1.66  1037872 1.h6f5 Kg8 2.b4xc5 f8a8 3.e3h6 g6xf5 
                                4.h6g5 h8g6 5.g5xf6 a7xa5 6.a1xa5 a8xa5 
                                7.h5xg6 
!   9    +2.23    2.38  1522899 1.h6f5 
!   9    +2.11    2.64  1719623 1.h6f5 Kg8 2.e3h6 g6xf5 3.h6g5 h8g6 
                                4.g5xf6 d7e7 5.f6xf5 c5xb4 6.c3xb4 e7c7 
                                7.h5xg6 c7c3 8.Ke2 c3b2 9.Ke3 f7xg6 
   <9>   +2.11    2.69  1760239 1.h6f5 Kg8 2.e3h6 g6xf5 3.h6g5 h8g6 
                                4.g5xf6 d7e7 5.f6xf5 c5xb4 6.c3xb4 e7c7 
                                7.h5xg6 c7c3 8.Ke2 c3b2 9.Ke3 f7xg6 
!  10    +2.53    2.94  1900195 1.h6f5 
!  10    +2.61    4.66  3112588 1.h6f5 Kg8 2.e3h6 g6xf5 3.h6g5 h8g6 
                                4.g5xf6 d7e7 5.f6xf5 c5xb4 6.c3xb4 e7c7 
                                7.O-O g6e7 8.f5g5 Kh8 9.g5f6 Kg8 
                                10.h6 
  <10>   +2.61    4.78  3217905 1.h6f5 Kg8 2.e3h6 g6xf5 3.h6g5 h8g6 
                                4.g5xf6 d7e7 5.f6xf5 c5xb4 6.c3xb4 e7c7 
                                7.O-O g6e7 8.f5g5 Kh8 9.g5f6 Kg8 
                                10.h6 
  <11>   +2.61   10.00  7059646 1.h6f5 Kg8 2.e3h6 g6xf5 3.h6g5 h8g6 
                                4.g5xf6 d7e7 5.f6xf5 c5xb4 6.c3xb4 e7c7 
                                7.O-O g6e7 8.f5g5 Kh8 9.g5f6 Kg8 
                                10.h6 f8c8 

Computed move :   h6f5
NPS:              705964
solution found [96/141], time: 0.08, points: 25, nodes: 39467!
[Diagram of position #142]

Test position #142

Black to move


FEN :          5rk1/p1p1br2/1p1p2qp/4p3/2PPn1pP/3Q2P1/PPN1P1K1/2RR2B1 b - -
Best Move :    Bxh4 
Position ID:  "ECM.1495"

 depth   value    time    nodes pv
    1    +1.63    0.00        5 1... e5xd4 2.g1xd4 
   <1>   +1.63    0.00      106 1... e5xd4 2.g1xd4 
    2    +1.63    0.02      146 1... e5xd4 2.g1xd4 
   <2>   +1.63    0.02      606 1... e5xd4 2.g1xd4 
    3    +1.68    0.02     1057 1... e5xd4 2.c2xd4 h5 
   <3>   +1.68    0.02     2752 1... e5xd4 2.c2xd4 h5 
    4    +1.42    0.02     3476 1... e5xd4 2.c2xd4 h5 3.d1f1 
   <4>   +1.42    0.03     7856 1... e5xd4 2.c2xd4 h5 3.d1f1 
    5    +1.42    0.03    10324 1... e5xd4 2.c2xd4 h5 3.d4c6 e7f6 
   <5>   +1.42    0.07    26456 1... e5xd4 2.c2xd4 h5 3.d4c6 e7f6 
    6    +1.04    0.08    36262 1... e5xd4 2.c2xd4 h5 3.d1f1 f7xf1 
                                4.c1xf1 
   <6>   +1.04    0.22   109248 1... e5xd4 2.c2xd4 h5 3.d1f1 f7xf1 
                                4.c1xf1 
    7    +1.31    0.30   147620 1... e5xd4 2.c2xd4 e7f6 3.d1f1 f6xd4 
                                4.g1xd4 Kh7 
   <7>   +1.31    0.44   246672 1... e5xd4 2.c2xd4 e7f6 3.d1f1 f6xd4 
                                4.g1xd4 Kh7 
    8    +1.56    0.60   320013 1... e5xd4 2.c2xd4 e7f6 3.d1f1 f6e5 
                                4.f1xf7 f8xf7 5.h5 g6g5 
   <8>   +1.56    0.85   506406 1... e5xd4 2.c2xd4 e7f6 3.d1f1 f6e5 
                                4.f1xf7 f8xf7 5.h5 g6g5 
    9    +1.52    1.41   803191 1... e5xd4 2.g1xd4 c5 3.d4e3 h5 
                                4.e3h6 f7f2 5.Kg1 g6xh6 6.d3d5 f8f7 
                                7.d5xe4 
  4/9    +1.97    2.11  1311876 1... f7f3 2.e2xf3 g4xf3 3.d3xf3 f8xf3 
                                4.Kxf3 e4xg3 5.d4xe5 d6xe5 6.g1e3 e4 
                                7.Kf4 e7xh4 
   <9>   +1.97    2.17  1347712 1... f7f3 2.e2xf3 g4xf3 3.d3xf3 f8xf3 
                                4.Kxf3 e4xg3 5.d4xe5 d6xe5 6.g1e3 e4 
                                7.Kf4 e7xh4 
   10    +2.00    2.44  1547312 1... f7f3 2.e2xf3 g4xf3 3.d3xf3 f8xf3 
                                4.Kxf3 e4xg3 5.d4xe5 d6xe5 6.g1e3 e7xh4 
                                7.c2b4 g6f5 8.Kg2 
 6/10    +2.26    3.63  2368859 1... e7xh4 2.g3xh4 f7f3 3.d4xe5 f3xd3 
                                4.e2xd3 g6h7 5.g1e3 e4c5 6.e3xc5 d6xc5 
  <10>   +2.26    3.67  2400888 1... e7xh4 2.g3xh4 f7f3 3.d4xe5 f3xd3 
                                4.e2xd3 g6h7 5.g1e3 e4c5 6.e3xc5 d6xc5 
!  11    +2.68    4.89  3054412 1... e7xh4 
!  11    +3.43    8.49  5036668 1... e7xh4 
  <11>   +3.43   10.00  5848184 

Computed move :   e7xh4
NPS:              584818
solution found [97/142], time: 3.63, points: 14, nodes: 2400888!
[Diagram of position #143]

Test position #143

White to move


FEN :          1r2r1k1/1bn2pbp/pp1q1np1/2pPN1B1/P1B5/2N4P/1P1Q1PP1/R3R1K1 w - -
Best Move :    Nxf7 
Position ID:  "ECM.1503"

 depth   value    time    nodes pv
    1    -0.26    0.01        5 1.g5xf6 g7xf6 
 23/1    -0.04    0.01      473 1.d2f4 
   <1>   -0.04    0.01      692 1.d2f4 
    2    -0.01    0.01      990 1.d2f4 b8d8 
   <2>   -0.01    0.01     1504 1.d2f4 b8d8 
    3    +0.18    0.03     5273 1.d2f4 b8d8 2.a1d1 
   <3>   +0.18    0.03     6837 1.d2f4 b8d8 2.a1d1 
    4    +0.22    0.04    10240 1.d2f4 b8d8 2.a1d1 d8c8 
   <4>   +0.22    0.06    16376 1.d2f4 b8d8 2.a1d1 d8c8 
    5    +0.25    0.11    28237 1.d2f4 b8d8 2.a1d1 a5 3.g5h4 
   <5>   +0.25    0.14    39135 1.d2f4 b8d8 2.a1d1 a5 3.g5h4 
    6    +0.19    0.29    89916 1.d2f4 b8d8 2.a1d1 h6 3.g5xf6 g7xf6 
   <6>   +0.19    0.40   137948 1.d2f4 b8d8 2.a1d1 h6 3.g5xf6 g7xf6 
    7    +0.34    0.61   224680 1.d2f4 b8d8 2.a1d1 h6 3.c3e4 h6xg5 
                                4.e4xd6 g5xf4 5.d6xb7 
   <7>   +0.34    0.78   325042 1.d2f4 b8d8 2.a1d1 h6 3.c3e4 h6xg5 
                                4.e4xd6 g5xf4 5.d6xb7 
    8    +0.22    1.72   691829 1.d2f4 b8d8 2.a1d1 b7a8 3.f4h2 d8c8 
                                4.h2f4 a8b7 
   <8>   +0.22    2.12   946631 1.d2f4 b8d8 2.a1d1 b7a8 3.f4h2 d8c8 
                                4.h2f4 a8b7 
    9    +0.46    4.70  2237850 1.d2f4 b8d8 2.a1d1 b7a8 3.g5h4 a5 
                                4.c3b5 c7xb5 5.c4xb5 a8xd5 6.b5xe8 d8xe8 
                                7.h4xf6 g7xf6 
! 5/9    +0.64    5.22  2578821 1.e5xf7 
!   9    +1.39    5.45  2728288 1.e5xf7 
!   9    +2.20    7.03  3577838 1.e5xf7 Kxf7 2.g5f4 g7h6 3.f4xh6 Kg8 
                                4.h6f4 d6d7 5.a1d1 b8d8 
   <9>   +2.20    7.08  3612243 1.e5xf7 Kxf7 2.g5f4 g7h6 3.f4xh6 Kg8 
                                4.h6f4 d6d7 5.a1d1 b8d8 
   10    +2.40    8.25  4301951 1.e5xf7 Kxf7 2.g5f4 g7h6 3.f4xh6 b8d8 
                                4.h6f4 d6d7 5.d6 c7e6 6.a1d1 Kg8 
                                7.f4h6 
  <10>   +2.40    8.39  4402159 1.e5xf7 Kxf7 2.g5f4 g7h6 3.f4xh6 b8d8 
                                4.h6f4 d6d7 5.d6 c7e6 6.a1d1 Kg8 
                                7.f4h6 
  <11>   +2.40   10.01  5484542 1.e5xf7 Kxf7 2.g5f4 g7h6 3.f4xh6 b8d8 
                                4.h6f4 d6d7 5.d6 c7e6 6.a1d1 Kg8 
                                7.f4g5 d7f7 

Computed move :   e5xf7
NPS:              547906
solution found [98/143], time: 5.22, points: 12, nodes: 2578821!
[Diagram of position #144]

Test position #144

White to move


FEN :          1rb2bk1/2n2qp1/p2p3p/R1pP1p2/2B5/1PBQ1N1P/2P2PP1/6K1 w - -
Best Move :    Rxc5 
Position ID:  "ECM.1504"

 depth   value    time    nodes pv
    1    -0.25    0.00        9 1.d3e3 c7xd5 
  2/1    +0.90    0.00       11 1.d3d2 
   <1>   +0.90    0.00       60 1.d3d2 
    2    +0.79    0.00      107 1.d3d2 c8d7 
   <2>   +0.79    0.00      423 1.d3d2 c8d7 
  3/3    +0.56    0.00     1637 1.a5a1 c8b7 2.a1d1 
 12/3    +0.61    0.02     3725 1.f3h4 c8d7 2.d3d2 
   <3>   +0.61    0.02     5043 1.f3h4 c8d7 2.d3d2 
    4    +0.51    0.02     5901 1.f3h4 c8d7 2.d3d2 b8e8 
   <4>   +0.51    0.03     9898 1.f3h4 c8d7 2.d3d2 b8e8 
  2/5    +0.40    0.05    17444 1.c3d2 c8b7 2.f3h4 b7xd5 3.c4xd5 f7xd5 
                                4.d3xd5 c7xd5 5.h4xf5 
  4/5    +0.43    0.07    21024 1.a5a1 c8b7 2.a1d1 b8e8 3.d3d2 f8e7 
   <5>   +0.43    0.10    38090 1.a5a1 c8b7 2.a1d1 b8e8 3.d3d2 f8e7 
    6    +0.38    0.11    45286 1.a5a1 c8b7 2.a1d1 b8e8 3.b4 c5xb4 
                                4.c3xb4 
  2/6    +0.40    0.14    52943 1.c3d2 c8b7 2.f3h4 b7xd5 3.c4xd5 f7xd5 
                                4.d3xd5 
   <6>   +0.40    0.25    99855 1.c3d2 c8b7 2.f3h4 b7xd5 3.c4xd5 f7xd5 
                                4.d3xd5 
    7    +0.37    0.36   154083 1.c3d2 g6 2.b4 c5xb4 3.a5a4 f8g7 
                                4.d2xb4 
  2/7    +0.54    0.44   186308 1.a5a1 c8b7 2.c3a5 c7b5 3.f3h4 g6 
                                4.h4f3 
   <7>   +0.54    0.57   259837 1.a5a1 c8b7 2.c3a5 c7b5 3.f3h4 g6 
                                4.h4f3 
    8    +0.51    0.67   323043 1.a5a1 c8b7 2.c3a5 c7b5 3.a1e1 b5a3 
                                4.e1e6 a3xc4 5.d3xc4 
   <8>   +0.51    0.85   434187 1.a5a1 c8b7 2.c3a5 c7b5 3.a1e1 b5a3 
                                4.e1e6 a3xc4 5.d3xc4 
    9    +0.40    1.11   575377 1.a5a1 c8b7 2.c3a5 c7b5 3.d3d2 b8e8 
                                4.a1d1 g6 5.d1e1 f8g7 6.e1xe8 f7xe8 
   <9>   +0.40    1.53   844250 1.a5a1 c8b7 2.c3a5 c7b5 3.d3d2 b8e8 
                                4.a1d1 g6 5.d1e1 f8g7 6.e1xe8 f7xe8 
   10    +0.38    2.33  1272133 1.a5a1 c8b7 2.a1d1 b8e8 3.c3a5 c7b5 
                                4.b4 c5xb4 5.a5xb4 f7d7 6.d1e1 e8xe1 
                                7.b4xe1 
  <10>   +0.38    3.21  1863439 1.a5a1 c8b7 2.a1d1 b8e8 3.c3a5 c7b5 
                                4.b4 c5xb4 5.a5xb4 f7d7 6.d1e1 e8xe1 
                                7.b4xe1 
   11    +0.47    4.08  2433817 1.a5a1 c8b7 2.a1d1 b8e8 3.c3a5 c7b5 
                                4.b4 c5xb4 5.a5xb4 b5c7 6.b4a5 e8e4 
                                7.a5b6 
  <11>   +0.47    5.30  3283271 1.a5a1 c8b7 2.a1d1 b8e8 3.c3a5 c7b5 
                                4.b4 c5xb4 5.a5xb4 b5c7 6.b4a5 e8e4 
                                7.a5b6 
  <12>   +0.47   10.00  6148640 1.a5a1 c8b7 2.c3a5 c7b5 3.f3h4 f7f6 
                                4.a1a4 b5d4 5.h4f3 d4xf3 6.d3xf3 b8e8 
                                7.f3f4 f6g5 

Computed move :   a5a1
NPS:              614864
no solution found [:-( [98/144]!
[Diagram of position #145]

Test position #145

White to move


FEN :          2q1rk2/QR3ppp/1pPpb3/1P2p1b1/4P3/6P1/3N1PBP/6K1 w - -
Best Move :    Bh3 
Position ID:  "ECM.1516"

 depth   value    time    nodes pv
    1    -2.48    0.00        3 1.b7xb6 g5xd2 
  2/1    +1.22    0.00        5 1.d2f3 
   <1>   +1.22    0.00       80 1.d2f3 
    2    +1.12    0.01      164 1.d2f3 g5d8 
   <2>   +1.12    0.01      455 1.d2f3 g5d8 
    3    +1.09    0.01      632 1.d2f3 g5d8 2.g2f1 
   <3>   +1.09    0.01     1764 1.d2f3 g5d8 2.g2f1 
    4    +1.18    0.01     2629 1.d2f3 g5d8 2.c7 d8f6 3.b7xb6 
   <4>   +1.18    0.01     4901 1.d2f3 g5d8 2.c7 d8f6 3.b7xb6 
    5    +1.36    0.03     8438 1.d2f3 g5d8 2.a7b8 d8e7 3.b8xc8 e8xc8 
                                4.b7xb6 
   <5>   +1.36    0.04    14010 1.d2f3 g5d8 2.a7b8 d8e7 3.b8xc8 e8xc8 
                                4.b7xb6 
!   6    +1.78    0.11    40922 1.d2f3 
!   6    +1.81    0.14    59313 1.d2f3 g5h6 2.a7a3 f6 3.a3xd6 Kg8 
                                4.b7a7 e8d8 
   <6>   +1.81    0.15    69798 1.d2f3 g5h6 2.a7a3 f6 3.a3xd6 Kg8 
                                4.b7a7 e8d8 
    7    +1.81    0.23   105341 1.d2f3 g5h6 2.a7xb6 f5 3.e4xf5 e6xf5 
                                4.b6c7 c8e6 
  3/7    +2.13    0.33   158627 1.g2h3 c8a8 2.a7xa8 e8xa8 3.h3xe6 f7xe6 
                                4.d2f3 g5d8 
   <7>   +2.13    0.36   177045 1.g2h3 c8a8 2.a7xa8 e8xa8 3.h3xe6 f7xe6 
                                4.d2f3 g5d8 
    8    +2.23    0.43   223546 1.g2h3 c8a8 2.a7xa8 e8xa8 3.h3xe6 f7xe6 
                                4.d2f3 g5c1 5.b7d7 
   <8>   +2.23    0.47   247895 1.g2h3 c8a8 2.a7xa8 e8xa8 3.h3xe6 f7xe6 
                                4.d2f3 g5c1 5.b7d7 
    9    +2.17    0.64   360964 1.g2h3 c8a8 2.a7xa8 e8xa8 3.h3xe6 f7xe6 
                                4.d2f3 g5e7 5.b7xb6 Kf7 
   <9>   +2.17    0.73   429568 1.g2h3 c8a8 2.a7xa8 e8xa8 3.h3xe6 f7xe6 
                                4.d2f3 g5e7 5.b7xb6 Kf7 
!  10    +2.59    1.11   638801 1.g2h3 
!  10    +2.58    1.56   920668 1.g2h3 g5e7 2.b7c7 c8d8 3.h3xe6 f7xe6 
                                4.c7d7 d8c8 5.a7xb6 d5 6.e4xd5 e6xd5 
  <10>   +2.58    1.62   979563 1.g2h3 g5e7 2.b7c7 c8d8 3.h3xe6 f7xe6 
                                4.c7d7 d8c8 5.a7xb6 d5 6.e4xd5 e6xd5 
   11    +2.79    2.14  1285652 1.g2h3 g5e7 2.b7c7 c8b8 3.h3xe6 b8xa7 
                                4.c7xa7 f7xe6 5.d2c4 e8b8 6.Kg2 Ke8 
                                7.Kf3 
  <11>   +2.79    2.36  1474036 1.g2h3 g5e7 2.b7c7 c8b8 3.h3xe6 b8xa7 
                                4.c7xa7 f7xe6 5.d2c4 e8b8 6.Kg2 Ke8 
                                7.Kf3 
!  12    +3.21    3.87  2403324 1.g2h3 
!  12    +3.29    5.20  3248323 1.g2h3 g5e7 2.b7c7 c8d8 3.h3xe6 f7xe6 
                                4.c7d7 d8c8 5.a7xb6 d5 6.e4xd5 e6xd5 
                                7.b6a7 d4 
  <12>   +3.29    5.48  3494479 1.g2h3 g5e7 2.b7c7 c8d8 3.h3xe6 f7xe6 
                                4.c7d7 d8c8 5.a7xb6 d5 6.e4xd5 e6xd5 
                                7.b6a7 d4 
!  13    +3.71    9.47  5984864 1.g2h3 
  <13>   +3.71   10.00  6255799 

Computed move :   g2h3
NPS:              625579
solution found [99/145], time: 0.33, points: 23, nodes: 177045!
[Diagram of position #146]

Test position #146

White to move


FEN :          r2q1rk1/pb1nbpp1/1pp1pn1p/3pN3/2PPP3/2N1B1P1/PP3PBP/R2Q1RK1 w - -
Best Move :    Nxc6 
Position ID:  "ECM.1525"

 depth   value    time    nodes pv
    1    -1.06    0.00        8 1.e5d3 d5xc4 
  3/1    +0.46    0.00       25 1.e5xd7 d8xd7 
   <1>   +0.46    0.00      222 1.e5xd7 d8xd7 
    2    +0.46    0.02      265 1.e5xd7 d8xd7 
   <2>   +0.46    0.02      530 1.e5xd7 d8xd7 
    3    +0.20    0.02      971 1.e5xd7 f6xd7 2.c4xd5 e6xd5 
 25/3    +0.34    0.02     2861 1.e4xd5 e6xd5 2.d1c2 d7xe5 3.d4xe5 
   <3>   +0.34    0.02     4012 1.e4xd5 e6xd5 2.d1c2 d7xe5 3.d4xe5 
    4    +0.26    0.03     5174 1.e4xd5 e6xd5 2.c4xd5 f6xd5 3.c3xd5 c6xd5 
   <4>   +0.26    0.05    11726 1.e4xd5 e6xd5 2.c4xd5 f6xd5 3.c3xd5 c6xd5 
    5    +0.38    0.06    15620 1.e4xd5 e6xd5 2.c4xd5 c6xd5 3.f1e1 d7xe5 
                                4.d4xe5 
   <5>   +0.38    0.10    30985 1.e4xd5 e6xd5 2.c4xd5 c6xd5 3.f1e1 d7xe5 
                                4.d4xe5 
    6    +0.32    0.13    45035 1.e4xd5 e6xd5 2.c4xd5 d7xe5 3.d4xe5 f6xd5 
                                4.c3xd5 c6xd5 
   <6>   +0.32    0.22    85945 1.e4xd5 e6xd5 2.c4xd5 d7xe5 3.d4xe5 f6xd5 
                                4.c3xd5 c6xd5 
    7    +0.32    0.28   114491 1.e4xd5 e6xd5 2.c4xd5 d7xe5 3.d4xe5 f6xd5 
                                4.c3xd5 c6xd5 
   <7>   +0.32    0.44   209967 1.e4xd5 e6xd5 2.c4xd5 d7xe5 3.d4xe5 f6xd5 
                                4.c3xd5 c6xd5 
    8    +0.35    0.63   299413 1.e4xd5 e6xd5 2.c4xd5 c6xd5 3.d1a4 d7b8 
                                4.a4c2 f8e8 
   <8>   +0.35    0.75   366685 1.e4xd5 e6xd5 2.c4xd5 c6xd5 3.d1a4 d7b8 
                                4.a4c2 f8e8 
    9    +0.26    2.74  1263250 1.e4xd5 c6xd5 2.e3f4 d8c8 3.d1f3 f6e4 
                                4.e5xd7 c8xd7 5.a1c1 
   <9>   +0.26    3.60  1701420 1.e4xd5 c6xd5 2.e3f4 d8c8 3.d1f3 f6e4 
                                4.e5xd7 c8xd7 5.a1c1 
   10    +0.28    5.83  2814781 1.e4xd5 c6xd5 2.e3f4 d8c8 3.d1f3 b7a6 
                                4.b3 d7xe5 5.d4xe5 f6d7 6.f3e2 c8c7 
  <10>   +0.28    7.58  3831898 1.e4xd5 c6xd5 2.e3f4 d8c8 3.d1f3 b7a6 
                                4.b3 d7xe5 5.d4xe5 f6d7 6.f3e2 c8c7 
  <11>   +0.28   10.02  5039714 1.e4xd5 c6xd5 2.e3f4 d8c8 3.c4xd5 f6xd5 
                                4.c3xd5 b7xd5 5.g2xd5 e6xd5 6.a1c1 c8b7 
                                7.e5c6 

Computed move :   e4xd5
NPS:              502965
no solution found [:-( [99/146]!
[Diagram of position #147]

Test position #147

White to move


FEN :          2r2rk1/pp2pp1p/2np2p1/q4P2/2PBP1b1/2N5/PP1Q2PP/R4RK1 w - -
Best Move :    h3 
Position ID:  "ECM.1527"

 depth   value    time    nodes pv
    1    -1.98    0.00        8 1.d2h6 c6xd4 
  3/1    -0.19    0.00       20 1.d4e3 g6xf5 
  6/1    +0.26    0.00       46 1.f5xg6 h7xg6 
 30/1    +0.77    0.00      161 1.h3 
   <1>   +0.77    0.00      197 1.h3 
    2    +0.70    0.00      315 1.h3 g4e2 
   <2>   +0.70    0.02      629 1.h3 g4e2 
    3    +0.33    0.02     1372 1.h3 g4e2 2.d2xe2 c6xd4 
 18/3    +0.60    0.03     4385 1.a1e1 f8e8 2.h3 
   <3>   +0.60    0.03     5887 1.a1e1 f8e8 2.h3 
    4    +0.60    0.03     8250 1.a1e1 f8e8 2.h3 e5 
   <4>   +0.60    0.05    13545 1.a1e1 f8e8 2.h3 e5 
    5    +0.55    0.06    18686 1.a1e1 f8e8 2.h3 e5 3.d4e3 
   <5>   +0.55    0.11    35082 1.a1e1 f8e8 2.h3 e5 3.d4e3 
! 3/6    +0.97    0.27   109915 1.f6 
!   6    +0.84    0.28   112969 1.f6 c6xd4 2.d2xd4 a5g5 3.c3d5 e6 
   <6>   +0.84    0.33   142499 1.f6 c6xd4 2.d2xd4 a5g5 3.c3d5 e6 
!   7    +1.26    0.45   194111 1.f6 
!   7    +1.39    0.58   255087 1.f6 e7xf6 2.d4xf6 a5c5 3.f1f2 g5 
                                4.f6xg5 c5d4 
   <7>   +1.39    0.67   318194 1.f6 e7xf6 2.d4xf6 a5c5 3.f1f2 g5 
                                4.f6xg5 c5d4 
?   8    +1.38    1.28   678150 1.f6 c6xd4 2.d2xd4 e5 3.d4d2 a6 
                                4.d2xd6 a5c5 5.d6xc5 c8xc5 
   <8>   +1.38    1.28   678199 1.f6 c6xd4 2.d2xd4 e5 3.d4d2 a6 
                                4.d2xd6 a5c5 5.d6xc5 c8xc5 
    9    +1.09    2.16  1142827 1.f6 a5h5 2.c3d5 e5 3.d4e3 g4e2 
                                4.f1c1 h5g4 5.d2c2 
   <9>   +1.09    2.38  1342493 1.f6 a5h5 2.c3d5 e5 3.d4e3 g4e2 
                                4.f1c1 h5g4 5.d2c2 
   10    +1.47    4.39  2514432 1.f6 c6xd4 2.d2xd4 e6 3.e5 a5b4 
                                4.d4xg4 b4xb2 5.c3b5 d6xe5 6.b5d6 
  <10>   +1.47    4.94  2982990 1.f6 c6xd4 2.d2xd4 e6 3.e5 a5b4 
                                4.d4xg4 b4xb2 5.c3b5 d6xe5 6.b5d6 
   11    +1.47    7.31  4571806 1.f6 c6xd4 2.d2xd4 e6 3.e5 a5b4 
                                4.d4xg4 b4xb2 5.c3b5 b2xe5 6.g4f4 e5c5 
                                7.f4f2 f8d8 
  <11>   +1.47   10.00  6579052 1.f6 c6xd4 2.d2xd4 e6 3.e5 a5b4 
                                4.d4xg4 b4xb2 5.c3b5 b2xe5 6.g4f4 e5c5 
                                7.f4f2 f8d8 

Computed move :   f6
NPS:              657905
no solution found [:-( [99/147]!
[Diagram of position #148]

Test position #148

Black to move


FEN :          r1b2rk1/1p3pbp/2p3p1/p1q5/1P6/1Q4P1/1P2PPBP/R1B1R1K1 b - -
Best Move :    Be6 
Position ID:  "ECM.1529"

 depth   value    time    nodes pv
    1    -0.59    0.00        4 1... c5d4 2.b4xa5 
  3/1    -0.07    0.01       24 1... c5f5 2.b4xa5 a8xa5 3.a1xa5 f5xa5 
  7/1    +0.19    0.01       50 1... c5b5 
   <1>   +0.19    0.01      151 1... c5b5 
    2    -0.04    0.01      217 1... c5b5 2.c1f4 
   <2>   -0.04    0.01      544 1... c5b5 2.c1f4 
    3    +0.21    0.01     1054 1... c5b5 2.c1f4 f8d8 
   <3>   +0.21    0.01     2627 1... c5b5 2.c1f4 f8d8 
    4    +0.24    0.03     7280 1... c5b5 2.b3a4 b5xa4 3.a1xa4 
   <4>   +0.24    0.04    10530 1... c5b5 2.b3a4 b5xa4 3.a1xa4 
  4/5    -0.16    0.07    24506 1... c5f5 2.b4xa5 a8xa5 3.a1xa5 f5xa5 
                                4.e1d1 
   <5>   -0.16    0.09    34474 1... c5f5 2.b4xa5 a8xa5 3.a1xa5 f5xa5 
                                4.e1d1 
    6    -0.03    0.14    51793 1... c5f5 2.b4xa5 a8xa5 3.g2e4 f5c5 
                                4.a1xa5 c5xa5 
  4/6    -0.02    0.18    75735 1... c5h5 2.b4xa5 a8xa5 3.g2f3 h5f5 
                                4.a1xa5 f5xa5 
  9/6    +0.01    0.23   104081 1... c5e5 2.c1f4 e5xb2 3.b3xb2 g7xb2 
                                4.a1xa5 a8xa5 5.b4xa5 
   <6>   +0.01    0.25   111481 1... c5e5 2.c1f4 e5xb2 3.b3xb2 g7xb2 
                                4.a1xa5 a8xa5 5.b4xa5 
    7    -0.13    0.39   178484 1... c5e5 2.b3a4 c8g4 3.b4xa5 g4xe2 
                                4.g2f3 e2b5 5.e1xe5 b5xa4 
  2/7    -0.06    0.45   220649 1... c5h5 2.b4xa5 a8xa5 3.g2f3 h5f5 
                                4.a1xa5 f5xa5 5.e1d1 
   <7>   -0.06    0.53   272466 1... c5h5 2.b4xa5 a8xa5 3.g2f3 h5f5 
                                4.a1xa5 f5xa5 5.e1d1 
    8    -0.05    0.71   385052 1... c5h5 2.b4xa5 a8xa5 3.a1xa5 h5xa5 
                                4.e1d1 f8e8 5.b3c4 c8f5 
   <8>   -0.05    0.81   461727 1... c5h5 2.b4xa5 a8xa5 3.a1xa5 h5xa5 
                                4.e1d1 f8e8 5.b3c4 c8f5 
    9    -0.40    1.23   714280 1... c5h5 2.g2f3 h5e5 3.b3a4 c8e6 
                                4.b4xa5 f8d8 5.a4b4 d8d7 6.a6 
  2/9    -0.23    1.67   974508 1... c5e5 2.b3a4 c8g4 3.b4xa5 g4xe2 
                                4.g2f3 a8xa5 5.a4xa5 e5xa5 6.a1xa5 e2xf3 
  4/9    -0.15    2.29  1357649 1... c5f5 2.e4 f5h5 3.b3a4 c8h3 
                                4.b4xa5 f8d8 5.g2f1 h3xf1 6.e1xf1 
  5/9    +0.08    2.70  1602885 1... c8e6 2.b4xc5 e6xb3 3.c1d2 g7d4 
                                4.d2xa5 d4xc5 5.a5c7 f8e8 
   <9>   +0.08    2.79  1677800 1... c8e6 2.b4xc5 e6xb3 3.c1d2 g7d4 
                                4.d2xa5 d4xc5 5.a5c7 f8e8 
   10    +0.02    3.34  2011060 1... c8e6 2.b4xc5 e6xb3 3.e4 g7d4 
                                4.c1e3 f8d8 5.e3g5 f6 6.a1a3 b5 
  <10>   +0.02    3.68  2306343 1... c8e6 2.b4xc5 e6xb3 3.e4 g7d4 
                                4.c1e3 f8d8 5.e3g5 f6 6.a1a3 b5 
   11    +0.12    5.09  3180789 1... c8e6 2.b4xc5 e6xb3 3.c1f4 f8e8 
                                4.a1b1 g7e5 5.f4e3 b3c2 6.b1c1 c2b3 
                                7.c1b1 b3c2 8.b1c1 c2b3 9.c1b1 b3c2 
  <11>   +0.12    6.07  3921741 1... c8e6 2.b4xc5 e6xb3 3.c1f4 f8e8 
                                4.a1b1 g7e5 5.f4e3 b3c2 6.b1c1 c2b3 
                                7.c1b1 b3c2 8.b1c1 c2b3 9.c1b1 b3c2 
                                10.b1c1 c2b3 11.c1b1 b3c2 12.b1c1 
   12    +0.07    8.18  5277598 1... c8e6 2.b4xc5 e6xb3 3.e4 a4 
                                4.e1e2 f8d8 5.c1g5 a3 6.g5xd8 a3xb2 
                                7.a1b1 a8xd8 8.e2xb2 g7xb2 9.b1xb2 
  <12>   +0.07   10.00  6647399 1... c8e6 2.b4xc5 e6xb3 3.e4 a4 
                                4.e1e2 f8d8 5.c1g5 a3 6.g5xd8 a3xb2 
                                7.a1b1 a8xd8 8.e2xb2 g7xb2 9.b1xb2 

Computed move :   c8e6
NPS:              664739
solution found [100/148], time: 2.70, points: 14, nodes: 1677800!
[Diagram of position #149]

Test position #149

Black to move


FEN :          1rb1r1k1/p1p1qppp/2pb4/8/2P3n1/4P1P1/PB2BP1P/R1QN1RK1 b - -
Best Move :    Nxh2 
Position ID:  "ECM.1533"

 depth   value    time    nodes pv
    1    +0.00    0.00        2 1... g4h6 
  2/1    +0.67    0.00        8 1... e7e4 
   <1>   +0.67    0.00       59 1... e7e4 
    2    +0.44    0.02       99 1... e7e4 2.f1e1 
  3/2    +0.49    0.02      178 1... c8f5 2.f1e1 
   <2>   +0.49    0.02      325 1... c8f5 2.f1e1 
    3    +0.42    0.02      996 1... c8f5 2.e2f3 e7d7 
   <3>   +0.42    0.02     2191 1... c8f5 2.e2f3 e7d7 
    4    +0.42    0.03     3391 1... c8f5 2.d1c3 e7g5 3.f1d1 
   <4>   +0.42    0.03     8677 1... c8f5 2.d1c3 e7g5 3.f1d1 
    5    +0.35    0.05    12791 1... c8f5 2.d1c3 e8d8 3.e4 f5e6 
   <5>   +0.35    0.08    29635 1... c8f5 2.d1c3 e8d8 3.e4 f5e6 
    6    +0.38    0.13    51190 1... c8f5 2.d1c3 e7e6 3.f1d1 e6h6 
                                4.e2xg4 f5xg4 
   <6>   +0.38    0.20    97555 1... c8f5 2.d1c3 e7e6 3.f1d1 e6h6 
                                4.e2xg4 f5xg4 
    7    +0.41    0.30   152347 1... c8f5 2.d1c3 e7e6 3.c1d2 e6h6 
                                4.e2xg4 f5xg4 5.a1b1 
   <7>   +0.41    0.44   247783 1... c8f5 2.d1c3 e7e6 3.c1d2 e6h6 
                                4.e2xg4 f5xg4 5.a1b1 
    8    +0.42    0.91   518401 1... c8f5 2.e2f3 e7d7 3.b2d4 g4e5 
                                4.f3e2 c5 5.d4c3 
   <8>   +0.42    1.17   700949 1... c8f5 2.e2f3 e7d7 3.b2d4 g4e5 
                                4.f3e2 c5 5.d4c3 
    9    +0.36    1.81  1081098 1... c8f5 2.e2f3 e7d7 3.c5 g4e5 
                                4.f3e2 f5d3 5.f1e1 d3xe2 6.e1xe2 
  2/9    +0.44    2.92  1742857 1... e7g5 2.e2f3 g5h5 3.h4 b8b6 
                                4.a1b1 h5f5 5.f3g2 e8d8 6.f1e1 
   <9>   +0.44    3.17  1958627 1... e7g5 2.e2f3 g5h5 3.h4 b8b6 
                                4.a1b1 h5f5 5.f3g2 e8d8 6.f1e1 
   10    +0.47    6.98  4379678 1... e7g5 2.c1c2 g5h5 3.h4 b8b6 
                                4.c2c3 d6f8 5.f3 g4e5 6.c3c2 
  <10>   +0.47    8.41  5533591 1... e7g5 2.c1c2 g5h5 3.h4 b8b6 
                                4.c2c3 d6f8 5.f3 g4e5 6.c3c2 
  <11>   +0.47   10.00  6670606 1... e7g5 2.c1c2 g5h5 3.h4 c8f5 
                                4.e2d3 f5xd3 5.c2xd3 e8d8 6.d3e4 b8b6 
                                7.a1b1 

Computed move :   e7g5
NPS:              665729
no solution found [:-( [100/149]!
[Diagram of position #150]

Test position #150

Black to move


FEN :          8/8/1p1k4/5ppp/PPK1p3/6P1/5PP1/8 b - -
Best Move :    f4 
Position ID:  "ECM.1536"

 depth   value    time    nodes pv
    1    +0.31    0.00        2 1... Kc6 
   <1>   +0.31    0.00       24 1... Kc6 
    2    +0.17    0.00       48 1... Kc6 2.a5 
   <2>   +0.17    0.00       86 1... Kc6 2.a5 
    3    -0.09    0.00      159 1... Kc6 2.a5 Kc7 3.a5xb6 Kxb6 
   <3>   -0.09    0.00      453 1... Kc6 2.a5 Kc7 3.a5xb6 Kxb6 
    4    -0.09    0.00      745 1... Kc6 2.a5 Kb7 3.a5xb6 Kxb6 
                                4.b5 
   <4>   -0.09    0.00     1307 1... Kc6 2.a5 Kb7 3.a5xb6 Kxb6 
                                4.b5 
    5    -0.39    0.02     2179 1... Kc6 2.a5 Kb7 3.Kb5 b6xa5 
                                4.b4xa5 Kc7 
   <5>   -0.39    0.02     4127 1... Kc6 2.a5 Kb7 3.Kb5 b6xa5 
                                4.b4xa5 Kc7 
    6    -0.42    0.02     7897 1... Kc6 2.Kd4 Kd6 3.a5 b6xa5 
                                4.b4xa5 Kc6 5.Kc4 
   <6>   -0.42    0.03    15027 1... Kc6 2.Kd4 Kd6 3.a5 b6xa5 
                                4.b4xa5 Kc6 5.Kc4 
    7    -0.51    0.05    21293 1... Kc6 2.Kd4 Kd6 3.a5 b6xa5 
                                4.b4xa5 g4 5.a6 Kc6 
   <7>   -0.51    0.09    51082 1... Kc6 2.Kd4 Kd6 3.a5 b6xa5 
                                4.b4xa5 g4 5.a6 Kc6 
?   8    -1.02    0.28   187125 1... Kc6 2.Kd4 Kd6 3.a5 b6xa5 
                                4.b4xa5 h4 5.g3xh4 g5xh4 6.a6 Kc7 
                                7.Kc5 
   <8>   -1.02    0.38   253360 1... Kc6 2.Kd4 Kd6 3.a5 b6xa5 
                                4.b4xa5 h4 5.g3xh4 g5xh4 6.a6 Kc7 
                                7.Kc5 
  2/9    -1.19    1.28   868010 1... b5 2.a4xb5 f4 3.g3xf4 g5xf4 
                                4.Kd4 e3 5.Kd3 e3xf2 6.Ke2 Kc7 
                                7.Kxf2 Kb6 8.Kf3 Kxb5 9.Kxf4 h4 
   <9>   -1.19    1.53  1039726 1... b5 2.a4xb5 f4 3.g3xf4 g5xf4 
                                4.Kd4 e3 5.Kd3 e3xf2 6.Ke2 Kc7 
                                7.Kxf2 Kb6 8.Kf3 Kxb5 9.Kxf4 h4 
 2/10    -1.43    2.11  1469566 1... Kc6 2.Kd4 Kd6 3.a5 b6xa5 
                                4.b4xa5 g4 5.Ke3 Kc6 6.Kf4 e3 
                                7.Kxe3 Kb5 
  <10>   -1.43    2.52  1754937 1... Kc6 2.Kd4 Kd6 3.a5 b6xa5 
                                4.b4xa5 g4 5.Ke3 Kc6 6.Kf4 e3 
                                7.Kxe3 Kb5 
   11    -1.33    3.09  2188238 1... Kc6 2.Kd4 Kd6 3.a5 b6xa5 
                                4.b4xa5 g4 5.a6 Kc6 6.Ke5 e3 
                                7.f2xe3 Kb6 8.Kxf5 Kxa6 9.e4 Kb5 
  <11>   -1.33    3.88  2761614 1... Kc6 2.Kd4 Kd6 3.a5 b6xa5 
                                4.b4xa5 g4 5.a6 Kc6 6.Ke5 e3 
                                7.f2xe3 Kb6 8.Kxf5 Kxa6 9.e4 Kb5 
  <12>   -1.33   10.00  6952995 1... Kc6 

Computed move :   Kc6
NPS:              695299
no solution found [:-( [100/150]!
© Steffen A. Jakob