[ Test Suite swisstest3 | Hossa ]

Positions 41 - 50


[Diagram of position #41]

Test position #41

White to move


FEN :          1r2r1k1/Nb1n1ppp/4q3/8/2p1n3/P4Q2/BB3PPP/1R1R2K1 w - -
Avoid Move :    Nb5 
Position ID:  "ST3_41 - Verteidigung"

 depth   value    time    nodes pv
    1    +0.27    0.00        2 1.f3h5 
 24/1    +1.11    0.00       32 1.a2xc4 e6xc4 2.d1xd7 
   <1>   +1.11    0.00       89 1.a2xc4 e6xc4 2.d1xd7 
    2    +1.11    0.00      155 1.a2xc4 e6xc4 
   <2>   +1.11    0.00      550 1.a2xc4 e6xc4 
    3    +1.11    0.00      885 1.a2xc4 e6xc4 2.d1xd7 
   <3>   +1.11    0.01     1909 1.a2xc4 e6xc4 2.d1xd7 
    4    +1.12    0.01     3607 1.a2xc4 e6xc4 2.d1xd7 e4d2 
   <4>   +1.12    0.01     7423 1.a2xc4 e6xc4 2.d1xd7 e4d2 
? 2/5    +0.12    0.09    48780 1.f3h5 d7f6 2.h5e2 b7d5 3.b1a1 
?21/5    +0.15    0.14    67289 1.f3e2 b7d5 2.b1c1 e4c5 3.e2xe6 d5xe6 
   <5>   +0.15    0.15    73492 1.f3e2 b7d5 2.b1c1 e4c5 3.e2xe6 d5xe6 
    6    +0.02    0.22   105520 1.f3e2 b7d5 2.f3 e4c5 3.e2xe6 d5xe6 
  5/6    +0.12    0.36   177045 1.f3f4 b7d5 2.b2d4 c3 3.b1xb8 e8xb8 
   <6>   +0.12    0.48   250027 1.f3f4 b7d5 2.b2d4 c3 3.b1xb8 e8xb8 
    7    +0.10    0.75   388481 1.f3f4 b7d5 2.b2a1 b8a8 3.a7b5 d7e5 
                                4.a1d4 
 15/7    +0.18    1.01   544883 1.f3e3 b7d5 2.f3 e4f6 3.e3xe6 e8xe6 
                                4.b2c3 b8d8 
   <7>   +0.18    1.09   595270 1.f3e3 b7d5 2.f3 e4f6 3.e3xe6 e8xe6 
                                4.b2c3 b8d8 
    8    +0.29    1.39   779826 1.f3e3 b7d5 2.f3 e4f6 3.e3xe6 e8xe6 
                                4.b2c3 b8d8 5.a7b5 
  4/8    +0.49    2.25  1295446 1.a7b5 b8c8 2.b2xg7 e4d2 3.f3g3 d2e4 
                                4.b5c7 e4xg3 5.c7xe6 e8xe6 6.b1xb7 Kxg7 
                                7.b7xd7 
! 5/8    +0.60    2.45  1424174 1.a2xc4 
!   8    -0.06    2.65  1561212 1.a2xc4 e6xc4 2.d1xd7 c4e6 3.f3h3 e6xh3 
                                4.g2xh3 b7c8 5.a7xc8 b8xc8 
! 2/8    +0.49    2.65  1561214 1.a7b5 b8c8 2.b2xg7 e4d2 3.f3g3 d2e4 
                                4.b5c7 e4xg3 5.c7xe6 
   <8>   +0.49    2.86  1698628 1.a7b5 b8c8 2.b2xg7 e4d2 3.f3g3 d2e4 
                                4.b5c7 e4xg3 5.c7xe6 
    9    +0.46    5.42  3167514 1.a7b5 b8c8 2.b2xg7 e4d2 3.f3g3 d2e4 
                                4.g3h3 e6xh3 5.g2xh3 Kxg7 6.d1xd7 
   <9>   +0.46    5.94  3539361 1.a7b5 b8c8 2.b2xg7 e4d2 3.f3g3 d2e4 
                                4.g3h3 e6xh3 5.g2xh3 Kxg7 6.d1xd7 
   10    +0.35   13.30  8182104 1.a7b5 e6c6 2.a4 d7b6 3.a5 c6xb5 
                                4.a5xb6 b5a4 5.f3a3 a4c2 6.a3f3 
  <10>   +0.35   14.67  9245070 1.a7b5 e6c6 2.a4 d7b6 3.a5 c6xb5 
                                4.a5xb6 b5a4 5.f3a3 a4c2 6.a3f3 
   11    +0.15   28.90 18500012 1.a7b5 e4d6 2.f3g3 d6f5 3.g3g5 b7e4 
                                4.b5c7 e6e7 5.g5xe7 e8xe7 6.a2xc4 e4xb1 
                                7.d1xb1 
  <11>   +0.15   48.23 31509149 1.a7b5 e4d6 2.f3g3 d6f5 3.g3g5 b7e4 
                                4.b5c7 e6e7 5.g5xe7 e8xe7 6.a2xc4 e4xb1 
                                7.d1xb1 
  <12>   +0.15    1:00 39689863 1.a7b5 e4d6 2.f3g3 d6f5 3.g3g4 e6e4 
                                4.h3 e4xg4 5.h3xg4 b7e4 6.a4 e4xb1 
                                7.a2xb1 b8xb5 

Computed move :   a7b5
NPS:              661497
no solution found [:-( [24/41]!
[Diagram of position #42]

Test position #42

White to move


FEN :          r2qr1k1/pp3pp1/5n1p/2pPn3/2b5/1QP1B1PP/P3NPB1/R3R1K1 w - -
Avoid Move :    Qa3 
Position ID:  "ST3_42 - Verteidigung"

 depth   value    time    nodes pv
    1    +0.61    0.00       22 1.b3xb7 c4xd5 2.g2xd5 d8xd5 3.b7xd5 f6xd5 
                                4.e3xc5 
   <1>   +0.61    0.00       66 1.b3xb7 c4xd5 2.g2xd5 d8xd5 3.b7xd5 f6xd5 
                                4.e3xc5 
    2    +0.61    0.02      118 1.b3xb7 c4xd5 
   <2>   +0.61    0.02      666 1.b3xb7 c4xd5 
?   3    -0.09    0.02     3006 1.b3xb7 e5d3 2.e1d1 f6xd5 
   <3>   -0.09    0.03     4538 1.b3xb7 e5d3 2.e1d1 f6xd5 
    4    -0.09    0.03     5615 1.b3xb7 e5d3 2.e1d1 f6xd5 
   <4>   -0.09    0.03     7984 1.b3xb7 e5d3 2.e1d1 f6xd5 
!   5    +0.33    0.05    11412 1.b3xb7 
!   5    +0.61    0.07    18752 1.b3xb7 c4xd5 2.g2xd5 d8xd5 3.b7xd5 
   <5>   +0.61    0.07    22362 1.b3xb7 c4xd5 2.g2xd5 d8xd5 3.b7xd5 
?   6    -0.40    0.13    51584 1.b3xb7 c4xd5 2.g2xd5 f6xd5 3.e1d1 e5f3 
                                4.Kh1 e8e5 5.e3xc5 e5xe2 6.d1xd5 
   <6>   -0.40    0.17    71641 1.b3xb7 c4xd5 2.g2xd5 f6xd5 3.e1d1 e5f3 
                                4.Kh1 e8e5 5.e3xc5 e5xe2 6.d1xd5 
    7    -0.74    0.22    97397 1.b3xb7 c4xd5 2.g2xd5 d8xd5 3.b7xd5 f6xd5 
                                4.e3xc5 e5f3 5.Kg2 f3xe1 6.a1xe1 
   <7>   -0.74    0.36   173772 1.b3xb7 c4xd5 2.g2xd5 d8xd5 3.b7xd5 f6xd5 
                                4.e3xc5 e5f3 5.Kg2 f3xe1 6.a1xe1 
    8    -0.85    0.47   238165 1.b3xb7 c4xd5 2.g2xd5 d8xd5 3.b7xd5 f6xd5 
                                4.e3xc5 e5f3 5.Kf1 f3xe1 6.a1xe1 
   <8>   -0.85    0.74   400156 1.b3xb7 c4xd5 2.g2xd5 d8xd5 3.b7xd5 f6xd5 
                                4.e3xc5 e5f3 5.Kf1 f3xe1 6.a1xe1 
    9    -0.90    0.92   535889 1.b3xb7 c4xd5 2.g2xd5 d8xd5 3.b7xd5 f6xd5 
                                4.e3xc5 e5f3 5.Kf1 f3xe1 6.a1xe1 g5 
   <9>   -0.90    1.50   876696 1.b3xb7 c4xd5 2.g2xd5 d8xd5 3.b7xd5 f6xd5 
                                4.e3xc5 e5f3 5.Kf1 f3xe1 6.a1xe1 g5 
   10    -0.86    2.10  1302671 1.b3xb7 c4xd5 2.g2xd5 d8xd5 3.b7xd5 f6xd5 
                                4.e3xc5 e5f3 5.Kf1 f3xe1 6.a1xe1 a8c8 
                                7.c5b4 d5xb4 8.c3xb4 
  <10>   -0.86    2.63  1653293 1.b3xb7 c4xd5 2.g2xd5 d8xd5 3.b7xd5 f6xd5 
                                4.e3xc5 e5f3 5.Kf1 f3xe1 6.a1xe1 a8c8 
                                7.c5b4 d5xb4 8.c3xb4 
   11    -1.08    3.49  2324743 1.b3xb7 c4xd5 2.g2xd5 d8xd5 3.b7xd5 f6xd5 
                                4.e3xc5 e5f3 5.Kf1 f3xe1 6.a1xe1 a8c8 
                                7.c5xa7 d5xc3 
  <11>   -1.08    5.82  3902365 1.b3xb7 c4xd5 2.g2xd5 d8xd5 3.b7xd5 f6xd5 
                                4.e3xc5 e5f3 5.Kf1 f3xe1 6.a1xe1 a8c8 
                                7.c5xa7 d5xc3 
   12    -1.05    8.36  5874010 1.b3xb7 c4xd5 2.g2xd5 d8xd5 3.b7xd5 f6xd5 
                                4.e3xc5 e5f3 5.Kf1 f3xe1 6.a1xe1 a8c8 
                                7.c5xa7 d5xc3 8.a3 e8e5 
  <12>   -1.05   10.77  7630379 1.b3xb7 c4xd5 2.g2xd5 d8xd5 3.b7xd5 f6xd5 
                                4.e3xc5 e5f3 5.Kf1 f3xe1 6.a1xe1 a8c8 
                                7.c5xa7 d5xc3 8.a3 e8e5 
   13    -1.21   22.02 15903287 1.b3xb7 e5d3 2.e1d1 e8e7 3.b7c6 a8c8 
                                4.c6a4 d3b2 5.a4c2 b2xd1 6.a1xd1 e7d7 
                                7.e2f4 c4xd5 8.f4xd5 f6xd5 
  <13>   -1.21   50.60 35120636 1.b3xb7 e5d3 2.e1d1 e8e7 3.b7c6 a8c8 
                                4.c6a4 d3b2 5.a4c2 b2xd1 6.a1xd1 e7d7 
                                7.e2f4 c4xd5 8.f4xd5 f6xd5 
  <14>   -1.21    1:00 41946038 1.b3xb7 e5d3 2.e1d1 e8e7 3.b7c6 a8c8 
                                4.c6a4 d3b2 5.a4c2 b2xd1 6.a1xd1 e7d7 
                                7.e2f4 c4xd5 8.f4xd5 f6xd5 9.e3d2 

Computed move :   b3xb7
NPS:              699100
solution found [25/42], time: 0.00, points: 25, nodes: 66!
[Diagram of position #43]

Test position #43

Black to move


FEN :          2r2r2/pb2qpp1/1p4k1/3pP1N1/3R1Q1P/8/Pn3PP1/4R1K1 b - -
Avoid Move :    Nc4 
Position ID:  "ST3_43 - Verteidigung"

 depth   value    time    nodes pv
    1    +2.08    0.00        2 1... f8h8 
   <1>   +2.08    0.00       44 1... f8h8 
  2/2    +2.21    0.00      250 1... f6 2.h5 Kxh5 
   <2>   +2.21    0.00      382 1... f6 2.h5 Kxh5 
  2/3    +1.97    0.02     1639 1... f8h8 2.e6 h8xh4 3.f4xh4 e7xg5 
   <3>   +1.97    0.02     2433 1... f8h8 2.e6 h8xh4 3.f4xh4 e7xg5 
    4    +1.97    0.02     4371 1... f8h8 2.e6 h8xh4 3.f4xh4 
   <4>   +1.97    0.05    15135 1... f8h8 2.e6 h8xh4 3.f4xh4 
    5    +1.79    0.07    26938 1... f8h8 2.g4 f6 3.h5 Kh6 
                                4.g5e4 Kh7 5.f4f5 Kg8 6.e4d6 
   <5>   +1.79    0.13    54206 1... f8h8 2.g4 f6 3.h5 Kh6 
                                4.g5e4 Kh7 5.f4f5 Kg8 6.e4d6 
 37/6    +1.65    0.63   423372 1... f5 2.h5 Kh6 3.g5e6 Kh7 
                                4.e6xf8 e7xf8 5.h6 g7xh6 6.e6 
   <6>   +1.65    0.64   429427 1... f5 2.h5 Kh6 3.g5e6 Kh7 
                                4.e6xf8 e7xf8 5.h6 g7xh6 6.e6 
    7    +1.84    1.13   829408 1... f5 2.d4d2 b2c4 3.d2e2 e7a3 
                                4.e1d1 c8d8 
   <7>   +1.84    1.69  1249474 1... f5 2.d4d2 b2c4 3.d2e2 e7a3 
                                4.e1d1 c8d8 
    8    +1.82    2.58  2045716 1... f5 2.f4g3 b2c4 3.f4 Kh6 
                                4.g3f3 e7c5 5.f3f2 
   <8>   +1.82    3.22  2474625 1... f5 2.f4g3 b2c4 3.f4 Kh6 
                                4.g3f3 e7c5 5.f3f2 
    9    +1.60    5.92  4848354 1... f5 2.e1e2 b2c4 3.d4d3 Kh6 
                                4.d3g3 g6 5.g3c3 Kg7 
   <9>   +1.60   10.13  8026924 1... f5 2.e1e2 b2c4 3.d4d3 Kh6 
                                4.d3g3 g6 5.g3c3 Kg7 
 2/10    +1.77   17.53 14324484 1... c8c4 2.h5 Kh6 3.g5e6 Kh7 
                                4.e6xf8 e7xf8 5.e6 c4xd4 6.f4xd4 b2c4 
                                7.e7 f8e8 8.d4d3 g6 9.a3 
  <10>   +1.77   19.41 15552005 1... c8c4 2.h5 Kh6 3.g5e6 Kh7 
                                4.e6xf8 e7xf8 5.e6 c4xd4 6.f4xd4 b2c4 
                                7.e7 f8e8 8.d4d3 g6 9.a3 
  <11>   +1.77    1:00 46909533 1... c8c4 

Computed move :   c8c4
NPS:              781825
solution found [26/43], time: 0.00, points: 25, nodes: 44!
[Diagram of position #44]

Test position #44

Black to move


FEN :          8/7p/1p3pp1/p2K4/Pk3PPP/8/1P6/8 b - -
Avoid Move :    Kxa4 
Position ID:  "ST3_44 - Endspiel B vs B"

 depth   value    time    nodes pv
    1    +1.95    0.00        2 1... Kxa4 
   <1>   +1.95    0.00        8 1... Kxa4 
    2    +1.80    0.00       24 1... Kxa4 2.Kd4 
   <2>   +1.80    0.01       50 1... Kxa4 2.Kd4 
    3    +1.82    0.01      153 1... Kxa4 2.Kc4 h6 
   <3>   +1.82    0.01      250 1... Kxa4 2.Kc4 h6 
    4    +1.80    0.01      499 1... Kxa4 2.Kc4 b5 3.Kc3 b4 
                                4.Kd4 
   <4>   +1.80    0.01      782 1... Kxa4 2.Kc4 b5 3.Kc3 b4 
                                4.Kd4 
    5    +1.80    0.01     1596 1... Kxa4 2.Kc4 b5 3.Kc3 b4 
                                4.Kc4 h6 5.Kd4 
   <5>   +1.80    0.03     2641 1... Kxa4 2.Kc4 b5 3.Kc3 b4 
                                4.Kc4 h6 5.Kd4 
    6    +1.82    0.03     5835 1... Kxa4 2.Kc4 b5 3.Kc3 b4 
                                4.Kc4 h6 5.f5 g5 
   <6>   +1.82    0.03     8730 1... Kxa4 2.Kc4 b5 3.Kc3 b4 
                                4.Kc4 h6 5.f5 g5 
?   7    +1.17    0.08    37322 1... Kxa4 2.f5 g6xf5 3.g4xf5 Kb3 
                                4.Ke6 a4 5.Kxf6 Kxb2 6.Kg7 h5 
   <7>   +1.17    0.09    46263 1... Kxa4 2.f5 g6xf5 3.g4xf5 Kb3 
                                4.Ke6 a4 5.Kxf6 Kxb2 6.Kg7 h5 
    8    +1.21    0.14    79023 1... Kxa4 2.f5 g6xf5 3.g4xf5 Kb3 
                                4.Ke6 a4 5.Kxf6 Kxb2 6.Kg7 h5 
                                7.f6 a3 8.f7 a2 9.f7f8Q a2a1Q 
   <8>   +1.21    0.18   100052 1... Kxa4 2.f5 g6xf5 3.g4xf5 Kb3 
                                4.Ke6 a4 5.Kxf6 Kxb2 6.Kg7 h5 
                                7.f6 a3 8.f7 a2 9.f7f8Q a2a1Q 
? 6/9    +0.20    0.56   392401 1... f5 2.g5 Kb3 3.Kc6 Kxa4 
                                4.Kxb6 Kb4 5.b3 Kxb3 6.Kxa5 Kc4 
                                7.Kb6 
   <9>   +0.20    0.58   397940 1... f5 2.g5 Kb3 3.Kc6 Kxa4 
                                4.Kxb6 Kb4 5.b3 Kxb3 6.Kxa5 Kc4 
                                7.Kb6 
 2/10    +0.00    0.92   672440 1... Kxa4 2.Kc4 b5 3.Kc3 b4 
                                4.Kc4 h6 5.g5 f6xg5 6.h4xg5 h6xg5 
                                7.f4xg5 b3 8.Kc5 Kc5 
  <10>   +0.00    1.14   833037 1... Kxa4 2.Kc4 b5 3.Kc3 b4 
                                4.Kc4 h6 5.g5 f6xg5 6.h4xg5 h6xg5 
                                7.f4xg5 b3 8.Kc5 Kc5 
   11    -0.07    1.58  1173112 1... Kxa4 2.Kc4 b5 3.Kc3 h6 
                                4.g5 f6xg5 5.h4xg5 h6xg5 6.f4xg5 b4 
                                7.Kc4 b3 8.Kc3 Kb5 9.Kxb3 Kc6 
                                10.Ka4 Kb6 
  <11>   -0.07    2.12  1595827 1... Kxa4 2.Kc4 b5 3.Kc3 h6 
                                4.g5 f6xg5 5.h4xg5 h6xg5 6.f4xg5 b4 
                                7.Kc4 b3 8.Kc3 Kb5 9.Kxb3 Kc6 
                                10.Ka4 Kb6 
   12    +0.00    3.01  2285958 1... Kxa4 2.Kc4 b5 3.Kc3 h6 
                                4.g5 h6xg5 5.f4xg5 f6xg5 6.h4xg5 b4 
                                7.Kc4 b3 8.Kc3 Kb5 9.Kxb3 a4 
                                10.Ka3 Ka5 11.b3 a4xb3 12.Kxb3 
  <12>   +0.00    4.06  3093532 1... Kxa4 2.Kc4 b5 3.Kc3 h6 
                                4.g5 h6xg5 5.f4xg5 f6xg5 6.h4xg5 b4 
                                7.Kc4 b3 8.Kc3 Kb5 9.Kxb3 a4 
                                10.Ka3 Ka5 11.b3 a4xb3 12.Kxb3 
   13    +0.00    5.53  4215225 1... Kxa4 2.Kc4 b5 3.Kc3 h6 
                                4.g5 h6xg5 5.f4xg5 f6xg5 6.h4xg5 b4 
                                7.Kc4 b3 8.Kc3 Kb5 9.Kxb3 a4 
                                10.Ka3 Ka5 11.b3 a4xb3 12.Kxb3 Kb5 
                                13.Kb2 
  <13>   +0.00    7.68  5846463 1... Kxa4 2.Kc4 b5 3.Kc3 h6 
                                4.g5 h6xg5 5.f4xg5 f6xg5 6.h4xg5 b4 
                                7.Kc4 b3 8.Kc3 Kb5 9.Kxb3 a4 
                                10.Ka3 Ka5 11.b3 a4xb3 12.Kxb3 Kb5 
                                13.Kb2 
   14    +0.00   10.48  7967329 1... Kxa4 2.Kc4 b5 3.Kc3 h6 
                                4.g5 h6xg5 5.f4xg5 f6xg5 6.h4xg5 b4 
                                7.Kc4 b3 8.Kc3 Kb5 9.Kxb3 a4 
                                10.Ka3 Ka5 11.b3 a4xb3 12.Kxb3 Kb5 
                                13.Kb2 Kb6 
  <14>   +0.00   14.47 11001196 1... Kxa4 2.Kc4 b5 3.Kc3 h6 
                                4.g5 h6xg5 5.f4xg5 f6xg5 6.h4xg5 b4 
                                7.Kc4 b3 8.Kc3 Kb5 9.Kxb3 a4 
                                10.Ka3 Ka5 11.b3 a4xb3 12.Kxb3 Kb5 
                                13.Kb2 Kb6 
  <15>   +0.00    1:00 41031053 1... Kxa4 

Computed move :   Kxa4
NPS:              683850
no solution found [:-( [26/44]!
[Diagram of position #45]

Test position #45

Black to move


FEN :          8/2p3k1/3p2p1/1P2p3/2P1P1K1/3P4/8/8 b - -
Avoid Move :    Kh6 
Position ID:  "ST3_45 - Endspiel B vs B"

 depth   value    time    nodes pv
    1    +0.15    0.00        2 1... Kh7 
   <1>   +0.15    0.00       12 1... Kh7 
    2    +0.08    0.01       23 1... Kh7 2.Kg5 
  4/2    +0.15    0.01       47 1... Kf6 2.Kh4 
   <2>   +0.15    0.01       70 1... Kf6 2.Kh4 
    3    +0.15    0.01      104 1... Kf6 2.Kh4 Kg7 
   <3>   +0.15    0.01      208 1... Kf6 2.Kh4 Kg7 
    4    +0.08    0.01      364 1... Kf6 2.Kh4 Kf7 3.Kg5 
  4/4    +0.16    0.01      740 1... Kh6 2.Kg3 Kg5 3.Kf3 
   <4>   +0.16    0.01      877 1... Kh6 2.Kg3 Kg5 3.Kf3 
    5    +0.18    0.01     1386 1... Kh6 2.Kh4 g5 3.Kg3 Kh5 
                                4.Kh3 
   <5>   +0.18    0.01     1917 1... Kh6 2.Kh4 g5 3.Kg3 Kh5 
                                4.Kh3 
    6    +0.25    0.03     2837 1... Kh6 2.Kh4 g5 3.Kg4 Kg6 
                                4.Kf3 Kh5 5.Ke3 
   <6>   +0.25    0.03     3945 1... Kh6 2.Kh4 g5 3.Kg4 Kg6 
                                4.Kf3 Kh5 5.Ke3 
    7    +0.28    0.03     5515 1... Kh6 2.Kh4 g5 3.Kg4 Kg6 
                                4.Kf3 Kh5 5.Kg3 g4 
   <7>   +0.28    0.03     7498 1... Kh6 2.Kh4 g5 3.Kg4 Kg6 
                                4.Kf3 Kh5 5.Kg3 g4 
    8    +0.28    0.04    10447 1... Kh6 2.Kh4 g5 3.Kg4 Kg6 
                                4.Kf3 Kh5 5.Kg2 g4 6.Kg3 
   <8>   +0.28    0.04    13856 1... Kh6 2.Kh4 g5 3.Kg4 Kg6 
                                4.Kf3 Kh5 5.Kg2 g4 6.Kg3 
    9    +0.55    0.06    20281 1... Kh6 2.Kh4 g5 3.Kg4 Kg6 
                                4.Kf3 Kh5 5.Kg2 g4 6.Kg3 Kg5 
                                7.Kg2 
   <9>   +0.55    0.06    25880 1... Kh6 2.Kh4 g5 3.Kg4 Kg6 
                                4.Kf3 Kh5 5.Kg2 g4 6.Kg3 Kg5 
                                7.Kg2 
   10    +0.55    0.08    36077 1... Kh6 2.Kh4 g5 3.Kg4 Kg6 
                                4.Kf3 Kh5 5.Kg2 g4 6.Kg3 Kg5 
                                7.Kg2 Kf4 
  <10>   +0.55    0.09    44570 1... Kh6 2.Kh4 g5 3.Kg4 Kg6 
                                4.Kf3 Kh5 5.Kg2 g4 6.Kg3 Kg5 
                                7.Kg2 Kf4 
   11    +0.55    0.12    67025 1... Kh6 2.Kh4 g5 3.Kg4 Kg6 
                                4.Kf3 Kh5 5.Kg2 g4 6.Kg3 Kg5 
                                7.Kg2 Kf4 8.Kf2 
  <11>   +0.55    0.14    80163 1... Kh6 2.Kh4 g5 3.Kg4 Kg6 
                                4.Kf3 Kh5 5.Kg2 g4 6.Kg3 Kg5 
                                7.Kg2 Kf4 8.Kf2 
!  12    +0.97    0.26   161562 1... Kh6 
!  12    +0.90    0.28   175600 1... Kh6 2.Kh4 g5 3.Kg4 Kg6 
                                4.Kf3 Kh5 5.Kg2 Kh4 6.Kf3 Kh3 
                                7.Ke2 g4 8.c5 d6xc5 9.Ke3 
  <12>   +0.90    0.31   199688 1... Kh6 2.Kh4 g5 3.Kg4 Kg6 
                                4.Kf3 Kh5 5.Kg2 Kh4 6.Kf3 Kh3 
                                7.Ke2 g4 8.c5 d6xc5 9.Ke3 
   13    +1.03    0.62   421753 1... Kh6 2.Kh4 g5 3.Kg4 Kg6 
                                4.Kf3 Kh5 5.Kg2 Kh4 6.Kf2 Kh3 
                                7.Ke2 g4 8.Kd1 g3 9.Ke1 
  <13>   +1.03    0.67   461819 1... Kh6 2.Kh4 g5 3.Kg4 Kg6 
                                4.Kf3 Kh5 5.Kg2 Kh4 6.Kf2 Kh3 
                                7.Ke2 g4 8.Kd1 g3 9.Ke1 
   14    +1.42    3.25  2287941 1... Kh6 2.Kf3 g5 3.d4 e5xd4 
                                4.e5 d6xe5 5.c5 g4 6.Ke2 g3 
                                7.b6 c7xb6 8.c5xb6 d3 9.Kxd3 g2 
                                10.b7 g2g1Q 11.b7b8Q g1d4 12.Kc2 Kg5 
                                13.b8f8 
  <14>   +1.42    3.48  2432304 1... Kh6 2.Kf3 g5 3.d4 e5xd4 
                                4.e5 d6xe5 5.c5 g4 6.Ke2 g3 
                                7.b6 c7xb6 8.c5xb6 d3 9.Kxd3 g2 
                                10.b7 g2g1Q 11.b7b8Q g1d4 12.Kc2 Kg5 
                                13.b8f8 
?  15    -1.32   18.87 12876423 1... Kh6 2.d4 e5xd4 3.Kf3 g5 
                                4.e5 d6xe5 5.c5 d3 6.Ke3 g4 
                                7.Kxd3 g3 8.Ke3 
?5/15    +0.00   33.97 22818207 1... Kf6 2.Kh4 Kf7 3.Kg5 Kg7 
                                4.Kg4 Kh6 5.d4 e5xd4 6.Kf3 g5 
                                7.e5 d6xe5 8.c5 d3 9.Ke3 g4 
                                10.Kxd3 
  <15>   +0.00   34.06 22879707 1... Kf6 2.Kh4 Kf7 3.Kg5 Kg7 
                                4.Kg4 Kh6 5.d4 e5xd4 6.Kf3 g5 
                                7.e5 d6xe5 8.c5 d3 9.Ke3 g4 
                                10.Kxd3 
   16    +0.00   35.90 24279082 1... Kf6 2.Kh4 Kf7 3.Kg5 Kg7 
                                4.Kg4 Kf6 5.Kh4 Kf7 6.Kg5 Kg7 
                                7.Kg4 Kf6 
  <16>   +0.00   40.56 27511182 1... Kf6 2.Kh4 Kf7 3.Kg5 Kg7 
                                4.Kg4 Kf6 5.Kh4 Kf7 6.Kg5 Kg7 
                                7.Kg4 Kf6 8.Kh4 Kf7 9.Kg5 Kg7 
                                10.Kg4 Kf6 11.Kh4 
   17    +0.00   44.42 30344531 1... Kf6 2.Kh4 Kf7 3.Kg5 Kg7 
                                4.Kg4 Kf6 5.Kh4 Kf7 6.Kg5 Kg7 
                                7.Kg4 Kf6 
  <17>   +0.00   57.39 39300532 1... Kf6 2.Kh4 Kf7 3.Kg5 Kg7 
                                4.Kg4 Kf6 5.Kh4 Kf7 6.Kg5 Kg7 
                                7.Kg4 Kf6 8.Kh4 Kf7 9.Kg5 Kg7 
                                10.Kg4 Kf6 11.Kh4 
  <18>   +0.00    1:00 41102245 1... Kf6 2.Kh4 Kf7 3.Kg5 Kg7 
                                4.Kg4 Kf6 

Computed move :   Kf6
NPS:              685037
solution found [27/45], time: 33.97, points: 12, nodes: 22879707!
[Diagram of position #46]

Test position #46

Black to move


FEN :          4k3/8/3PP1p1/8/3K3p/8/3n2PP/8 b - -
Avoid Move :    Nf1 
Position ID:  "ST3_46 - Endspiel B vs S"

 depth   value    time    nodes pv
    1    -2.06    0.00        2 1... Kd8 
   <1>   -2.06    0.00       53 1... Kd8 
    2    -2.15    0.00       67 1... Kd8 2.Ke5 
   <2>   -2.15    0.00      128 1... Kd8 2.Ke5 
    3    -2.11    0.00      263 1... Kd8 2.Kd5 Kc8 
  4/3    -2.08    0.00      486 1... d2f1 2.h3 f1g3 
   <3>   -2.08    0.00      566 1... d2f1 2.h3 f1g3 
    4    -2.17    0.00      890 1... d2f1 2.h3 f1g3 3.Ke5 
   <4>   -2.17    0.00     2037 1... d2f1 2.h3 f1g3 3.Ke5 
    5    -2.10    0.01     3332 1... d2f1 2.h3 Kd8 3.Ke4 Kc8 
   <5>   -2.10    0.01     4333 1... d2f1 2.h3 Kd8 3.Ke4 Kc8 
    6    -2.04    0.01     8202 1... d2f1 2.h3 Kd8 3.Ke4 Kc8 
                                4.Ke5 f1e3 
   <6>   -2.04    0.03    12245 1... d2f1 2.h3 Kd8 3.Ke4 Kc8 
                                4.Ke5 f1e3 
    7    -2.09    0.04    19770 1... d2f1 2.h3 Kd8 3.Ke4 Kc8 
                                4.Ke5 f1e3 5.Kf6 
   <7>   -2.09    0.09    54117 1... d2f1 2.h3 Kd8 3.Ke4 Kc8 
                                4.Ke5 f1e3 5.Kf6 
    8    -2.04    0.11    70003 1... d2f1 2.h3 Kd8 3.Ke4 Kc8 
                                4.Ke5 f1g3 5.Kd5 Kb7 
   <8>   -2.04    0.17   102867 1... d2f1 2.h3 Kd8 3.Ke4 Kc8 
                                4.Ke5 f1g3 5.Kd5 Kb7 
!   9    -1.62    0.23   153572 1... d2f1 
!   9    -1.40    0.36   241090 1... d2f1 2.h3 f1g3 3.Kd5 g3f5 
                                4.Kc5 f5e3 5.Kb5 Kd8 6.Kc6 e3xg2 
                                7.Kd5 
   <9>   -1.40    0.53   355759 1... d2f1 2.h3 f1g3 3.Kd5 g3f5 
                                4.Kc5 f5e3 5.Kb5 Kd8 6.Kc6 e3xg2 
                                7.Kd5 
?  10    -2.08    1.04   719525 1... d2f1 2.Kd5 f1e3 3.Kc6 Kd8 
                                4.g4 h3 5.g5 e3f5 6.Kc5 f5e3 
                                7.Kd4 
?5/10    -2.06    1.68  1188097 1... Kd8 2.Kd5 d2b3 3.h3 g5 
                                4.Ke5 b3d2 5.Kd4 Kc8 6.Kd5 Kb7 
  <10>   -2.06    1.73  1216230 1... Kd8 2.Kd5 d2b3 3.h3 g5 
                                4.Ke5 b3d2 5.Kd4 Kc8 6.Kd5 Kb7 
   11    -1.96    2.17  1547560 1... Kd8 2.Kd5 d2b3 3.h3 Ke8 
                                4.Kc4 b3d2 5.Kc5 d2e4 6.Kc6 e4c3 
                                7.Kb7 Kd8 8.Kb6 Kc8 
!2/11    -1.64    2.50  1795096 1... d2f1 
!  11    -0.91    2.92  2116788 1... d2f1 2.Kd5 f1e3 3.Kc6 Kd8 
                                4.g4 h4xg3 5.h2xg3 g5 6.Kc5 e3f1 
                                7.g4 f1e3 8.Kc6 e3xg4 
  <11>   -0.91    3.31  2377692 1... d2f1 2.Kd5 f1e3 3.Kc6 Kd8 
                                4.g4 h4xg3 5.h2xg3 g5 6.Kc5 e3f1 
                                7.g4 f1e3 8.Kc6 e3xg4 
 10/12    -0.81    6.15  4473962 1... Kd8 2.Kd5 d2f1 3.Kc6 f1e3 
                                4.g4 h4xg3 5.h2xg3 g5 6.Kc5 e3f1 
                                7.g4 f1e3 8.Kd4 e3xg4 9.Kd5 
  <12>   -0.81    6.15  4473962 1... Kd8 2.Kd5 d2f1 3.Kc6 f1e3 
                                4.g4 h4xg3 5.h2xg3 g5 6.Kc5 e3f1 
                                7.g4 f1e3 8.Kd4 e3xg4 9.Kd5 
   13    -0.97    8.14  5959452 1... Kd8 2.Kd5 d2b3 3.h3 Ke8 
                                4.Kc4 b3d2 5.Kd4 d2f1 6.Kd5 f1e3 
                                7.Kc6 Kd8 8.Kc5 e3xg2 9.Kc4 g2f4 
  <13>   -0.97   10.42  7574101 1... Kd8 2.Kd5 d2b3 3.h3 Ke8 
                                4.Kc4 b3d2 5.Kd4 d2f1 6.Kd5 f1e3 
                                7.Kc6 Kd8 8.Kc5 e3xg2 9.Kc4 g2f4 
   14    -0.81   15.97 11936755 1... Kd8 2.Kd5 d2b3 3.e7 Ke8 
                                4.Ke6 b3d4 5.Kf6 d4b5 6.Kxg6 b5xd6 
                                7.Kg5 h3 8.g2xh3 d6e4 9.Kf5 e4d6 
                                10.Ke6 d6b5 11.h4 b5c7 12.Ke5 c7e6 
  <14>   -0.81   19.84 14718203 1... Kd8 2.Kd5 d2b3 3.e7 Ke8 
                                4.Ke6 b3d4 5.Kf6 d4b5 6.Kxg6 b5xd6 
                                7.Kg5 h3 8.g2xh3 d6e4 9.Kf5 e4d6 
                                10.Ke6 d6b5 11.h4 b5c7 12.Ke5 c7e6 
   15    -0.87   28.29 21194706 1... Kd8 2.Kd5 d2b3 3.e7 Kd7 
                                4.Ke5 b3c5 5.Kf6 c5e4 6.Kxg6 e4xd6 
                                7.Kg5 h3 8.g2xh3 d6e8 9.Kg6 Ke6 
                                10.h4 Kd6 11.Kf7 Kd7 
  <15>   -0.87   44.06 32774022 1... Kd8 2.Kd5 d2b3 3.e7 Kd7 
                                4.Ke5 b3c5 5.Kf6 c5e4 6.Kxg6 e4xd6 
                                7.Kg5 h3 8.g2xh3 d6e8 9.Kg6 Ke6 
                                10.h4 Kd6 11.Kf7 Kd7 
   16    -0.89   55.62 41827380 1... Kd8 2.Kd5 d2b3 3.h3 b3a5 
                                4.Kc5 a5b3 5.Kc4 b3d2 6.Kd4 Ke8 
                                7.Ke5 d2c4 8.Kf6 c4xd6 9.Kxg6 d6c4 
                                10.Kg5 c4e3 11.Kxh4 Ke7 12.Kg5 e3d5 
  <16>   -0.89    1:00 45049522 1... Kd8 2.Kd5 d2b3 3.h3 b3a5 
                                4.Kc5 a5b3 5.Kc4 b3d2 6.Kd4 Ke8 
                                7.Ke5 d2c4 8.Kf6 c4xd6 9.Kxg6 d6c4 
                                10.Kg5 c4e3 11.Kxh4 Ke7 12.Kg5 e3d5 

Computed move :   Kd8
NPS:              750700
solution found [28/46], time: 6.15, points: 18, nodes: 4473962!
[Diagram of position #47]

Test position #47

Black to move


FEN :          8/1p2q2p/p4k2/P3p1p1/1PP1Q2P/8/6P1/7K b - -
Avoid Move :    gxh4 
Position ID:  "ST3_47 - Endspiel D vs D"

 depth   value    time    nodes pv
    1    +0.34    0.00       56 1... e7xb4 2.h4xg5 Kxg5 3.e4xe5 Kg6 
   <1>   +0.34    0.00       85 1... e7xb4 2.h4xg5 Kxg5 3.e4xe5 Kg6 
    2    +0.34    0.00      121 1... e7xb4 2.h4xg5 
   <2>   +0.34    0.01      540 1... e7xb4 2.h4xg5 
    3    +0.34    0.01      960 1... e7xb4 2.h4xg5 Kxg5 3.e4xe5 
   <3>   +0.34    0.01     1353 1... e7xb4 2.h4xg5 Kxg5 3.e4xe5 
    4    +0.39    0.01     3026 1... e7xb4 2.h4xg5 Kxg5 3.e4xe5 Kg6 
                                4.e5c7 
   <4>   +0.39    0.03     3919 1... e7xb4 2.h4xg5 Kxg5 3.e4xe5 Kg6 
                                4.e5c7 
    5    +0.34    0.04     8630 1... e7xb4 2.h4xg5 Kxg5 3.e4xe5 Kg6 
                                4.e5e4 Kg7 5.e4e5 
   <5>   +0.34    0.04    11540 1... e7xb4 2.h4xg5 Kxg5 3.e4xe5 Kg6 
                                4.e5e4 Kg7 5.e4e5 
    6    +0.34    0.08    27302 1... e7xb4 2.h4xg5 Kxg5 3.e4xe5 Kg6 
                                4.e5e4 Kg7 5.e4e5 Kf7 6.e5f5 Kg7 
                                7.f5e5 Kf7 8.e5f5 Kg7 9.f5e5 Kf7 
   <6>   +0.34    0.11    38029 1... e7xb4 2.h4xg5 Kxg5 3.e4xe5 Kg6 
                                4.e5e4 Kg7 5.e4e5 Kf7 6.e5f5 Kg7 
                                7.f5e5 Kf7 8.e5f5 Kg7 9.f5e5 Kf7 
                                10.e5f5 Kg7 11.f5e5 Kf7 12.e5f5 
    7    +0.07    0.17    66556 1... e7xb4 2.h4xg5 Kxg5 3.e4xe5 Kg6 
                                4.e5e4 Kg7 5.e4g4 Kf7 6.g4f3 Kg8 
                                7.f3d5 Kf8 8.d5d7 
 10/7    +0.19    0.29   132885 1... g5xh4 2.e4xh4 Ke6 3.h4xe7 Kxe7 
                                4.Kg1 e4 5.Kf2 Kd6 6.c5 Kd5 
                                7.Ke3 
   <7>   +0.19    0.33   144884 1... g5xh4 2.e4xh4 Ke6 3.h4xe7 Kxe7 
                                4.Kg1 e4 5.Kf2 Kd6 6.c5 Kd5 
                                7.Ke3 
    8    +0.12    0.39   179063 1... g5xh4 2.e4xh4 Ke6 3.h4xe7 Kxe7 
                                4.Kg1 Ke6 5.Kf2 Kf5 6.Ke3 e4 
                                7.c5 
   <8>   +0.12    0.53   254051 1... g5xh4 2.e4xh4 Ke6 3.h4xe7 Kxe7 
                                4.Kg1 Ke6 5.Kf2 Kf5 6.Ke3 e4 
                                7.c5 
    9    +0.12    0.70   362284 1... g5xh4 2.e4xh4 Ke6 3.h4xe7 Kxe7 
                                4.Kg1 Ke6 5.Kf2 Kf5 6.Ke3 e4 
                                7.c5 h6 8.g3 
   <9>   +0.12    1.37   721424 1... g5xh4 2.e4xh4 Ke6 3.h4xe7 Kxe7 
                                4.Kg1 Ke6 5.Kf2 Kf5 6.Ke3 e4 
                                7.c5 h6 8.g3 
   10    +0.00    1.61   879465 1... g5xh4 2.e4xh4 Ke6 3.h4xe7 Kxe7 
                                4.Kg1 Ke6 5.Kf2 Kd6 6.Kf3 Ke6 
                                7.Ke4 Kf6 8.b5 Ke6 9.b5xa6 b7xa6 
  <10>   +0.00    4.81  2643269 1... g5xh4 2.e4xh4 Ke6 3.h4xe7 Kxe7 
                                4.Kg1 Ke6 5.Kf2 Kd6 6.Kf3 Ke6 
                                7.Ke4 Kf6 8.b5 Ke6 9.b5xa6 b7xa6 
   11    -0.03    5.29  2962834 1... g5xh4 2.e4xh4 Ke6 3.h4xe7 Kxe7 
                                4.Kg1 Ke6 5.Kf2 Kd6 6.Kf3 Ke6 
                                7.Ke4 h6 8.g4 Kf6 9.c5 
 2/11    +0.00   10.83  6226104 1... e7xb4 2.h4xg5 Kxg5 3.e4xe5 Kg6 
                                4.e5e4 Kg7 5.e4g4 Kf7 6.g4f3 Kg8 
                                7.f3d5 Kg7 8.d5e5 Kf7 9.e5f5 Kg8 
                                10.f5g4 Kf7 11.g4f3 Kg8 12.f3d5 Kg7 
                                13.d5e5 Kf7 14.e5f5 Kg8 15.f5g4 
  <11>   +0.00   13.33  7630071 1... e7xb4 2.h4xg5 Kxg5 3.e4xe5 Kg6 
                                4.e5e4 Kg7 5.e4g4 Kf7 6.g4f3 Kg8 
                                7.f3d5 Kg7 8.d5e5 Kf7 9.e5f5 Kg8 
                                10.f5g4 Kf7 11.g4f3 Kg8 12.f3d5 Kg7 
                                13.d5e5 Kf7 14.e5f5 Kg8 15.f5g4 
   12    +0.00   24.01 13974805 1... e7xb4 2.h4xg5 Kxg5 3.e4xe5 Kg6 
                                4.e5e4 Kg7 5.e4g4 Kf7 6.g4f3 Kg8 
                                7.f3d5 Kg7 8.d5e5 Kf7 9.e5f5 Kg8 
                                10.f5g4 Kf7 11.g4f3 Kg8 12.f3d5 Kg7 
                                13.d5e5 Kf7 14.e5f5 Kg8 15.f5g4 
  <12>   +0.00   32.76 18974007 1... e7xb4 2.h4xg5 Kxg5 3.e4xe5 Kg6 
                                4.e5e4 Kg7 5.e4g4 Kf7 6.g4f3 Kg8 
                                7.f3d5 Kg7 8.d5e5 Kf7 9.e5f5 Kg8 
                                10.f5g4 Kf7 11.g4f3 Kg8 12.f3d5 Kg7 
                                13.d5e5 Kf7 14.e5f5 Kg8 15.f5g4 
  <13>   +0.00    1:00 35417067 1... e7xb4 2.h4xg5 Kxg5 3.e4xe5 Kg6 
                                4.e5e4 Kg7 5.e4g4 Kf7 6.g4h5 Kg8 
                                7.h5g4 

Computed move :   e7xb4
NPS:              590186
solution found [29/47], time: 10.83, points: 18, nodes: 7630071!
[Diagram of position #48]

Test position #48

Black to move


FEN :          6k1/5p2/P3p1p1/2Qp4/5q2/2K5/8/8 b - -
Avoid Move :    Qc1+ 
Position ID:  "ST3_48 - Endspiel D vs D"

 depth   value    time    nodes pv
    1    +3.63    0.00        2 1... f6 
   <1>   +3.63    0.00      367 1... f6 
    2    +3.23    0.00      402 1... f6 2.a7 
  2/2    +3.78    0.00      985 1... f4c1 2.Kb4 c1b2 3.Ka5 f5 
   <2>   +3.78    0.01     1921 1... f4c1 2.Kb4 c1b2 3.Ka5 f5 
  3/3    +3.40    0.03    10627 1... f4e5 2.Kb4 e5b8 3.Ka5 b8d8 
                                4.Kb5 d4 
   <3>   +3.40    0.03    13451 1... f4e5 2.Kb4 e5b8 3.Ka5 b8d8 
                                4.Kb5 d4 
    4    +3.34    0.08    34470 1... f4e5 2.c5d4 e5e1 3.Kb3 e1b1 
                                4.Ka4 b1c2 5.Kb5 f5 
  4/4    +3.40    0.11    53316 1... f4g3 2.Kb4 g3b8 3.Kc3 b8g3 
                                4.Kb4 g3b8 5.Kc3 
   <4>   +3.40    0.14    60136 1... f4g3 2.Kb4 g3b8 3.Kc3 b8g3 
                                4.Kb4 g3b8 5.Kc3 b8g3 6.Kb4 g3b8 
                                7.Kc3 b8g3 
    5    +3.34    0.25   122659 1... f4g3 2.Kc2 g3h2 3.Kc3 h2e5 
                                4.c5d4 e5e1 5.Kb3 e1b1 6.Ka4 b1c2 
                                7.Kb5 f5 
   <5>   +3.34    0.33   160258 1... f4g3 2.Kc2 g3h2 3.Kc3 h2e5 
                                4.c5d4 e5e1 5.Kb3 e1b1 6.Ka4 b1c2 
                                7.Kb5 f5 
    6    +3.21    0.51   265180 1... f4g3 2.Kc2 g3h2 3.Kc3 h2e5 
                                4.c5d4 e5g3 5.Kc2 f5 6.a7 g3a3 
                                7.Kd2 
   <6>   +3.21    0.97   521754 1... f4g3 2.Kc2 g3h2 3.Kc3 h2e5 
                                4.c5d4 e5g3 5.Kc2 f5 6.a7 g3a3 
                                7.Kd2 
    7    +3.14    1.64   899674 1... f4g3 2.Kc2 g3h2 3.Kd3 h2h3 
                                4.Kd2 h3g2 5.Kc3 e5 6.c5c8 Kg7 
                                7.a7 d4 8.Kb4 g2b2 9.Kc5 
  4/7    +3.25    2.51  1401540 1... f4e5 2.Kb4 e5b8 3.Ka5 b8a8 
                                4.Kb6 e5 5.c5c7 f6 6.c7e7 a8b8 
                                7.Kc6 
   <7>   +3.25    2.65  1486328 1... f4e5 2.Kb4 e5b8 3.Ka5 b8a8 
                                4.Kb6 e5 5.c5c7 f6 6.c7e7 a8b8 
                                7.Kc6 
    8    +2.93    3.86  2176372 1... f4e5 2.Kb4 e5b8 3.Ka5 b8a8 
                                4.Kb6 f5 5.c5e7 a8b8 6.Ka5 b8e5 
                                7.a7 e5a1 8.Kb6 e5 
   <8>   +2.93    7.31  4176404 1... f4e5 2.Kb4 e5b8 3.Ka5 b8a8 
                                4.Kb6 f5 5.c5e7 a8b8 6.Ka5 b8e5 
                                7.a7 e5a1 8.Kb6 e5 
    9    +2.72   11.43  6582725 1... f4e5 2.Kb4 e5b8 3.Ka5 Kg7 
                                4.a7 b8b7 5.c5b6 b7c8 6.b6b8 c8c3 
                                7.Kb6 c3b4 8.Kc6 b4a4 9.Kd6 a4a3 
                                10.Kd7 a3a4 11.Kc7 
   <9>   +2.72   13.87  8063011 1... f4e5 2.Kb4 e5b8 3.Ka5 Kg7 
                                4.a7 b8b7 5.c5b6 b7c8 6.b6b8 c8c3 
                                7.Kb6 c3b4 8.Kc6 b4a4 9.Kd6 a4a3 
                                10.Kd7 a3a4 11.Kc7 
?  10    +0.00   42.93 25869887 1... f4e5 2.Kb4 e5b8 3.Ka5 Kg7 
                                4.a7 b8b7 5.c5b6 b7c8 6.b6b8 c8c3 
                                7.Kb6 c3b4 8.Kc6 b4a4 9.Kd6 a4a3 
                                10.Kd7 a3a4 11.Kd6 a4a3 12.Kd7 a3a4 
  <10>   +0.00    1:00 35768434 1... f4e5 2.Kb4 e5b8 3.Ka5 Kg7 
                                4.a7 b8b7 5.c5b6 b7c8 6.b6b8 c8c3 
                                7.Kb6 c3b4 8.Kc6 b4a4 9.Kd6 a4a3 
                                10.Kd7 a3a4 11.Kd6 a4a3 12.Kd7 a3a4 

Computed move :   f4e5
NPS:              596041
solution found [30/48], time: 0.03, points: 25, nodes: 13451!
[Diagram of position #49]

Test position #49

Black to move


FEN :          2r3k1/2Pr2p1/1QR4p/p2qp3/8/3pP3/P4PPP/2R3K1 b - -
Avoid Move :    d2 
Position ID:  "ST3_49 - Endspiel D&T vs D&T"

 depth   value    time    nodes pv
    1    +0.03    0.00        2 1... d5xa2 
   <1>   +0.03    0.00       67 1... d5xa2 
    2    -0.16    0.00      118 1... d5xa2 2.b6b7 
   <2>   -0.16    0.00      459 1... d5xa2 2.b6b7 
  2/3    -0.20    0.00      947 1... d2 2.c1d1 d5xa2 
   <3>   -0.20    0.00     1794 1... d2 2.c1d1 d5xa2 
    4    -0.39    0.02     2650 1... d2 2.c1d1 d5xa2 3.b6b7 
   <4>   -0.39    0.02     4704 1... d2 2.c1d1 d5xa2 3.b6b7 
?   5    -1.46    0.05    18860 1... d2 2.c1d1 e4 3.c6c2 d5e5 
                                4.c2xd2 d7xd2 5.d1xd2 c8xc7 
? 2/5    -0.98    0.07    25948 1... d7f7 2.c6d6 d5xa2 3.d6d8 f7f8 
                                4.e4 
   <5>   -0.98    0.08    33869 1... d7f7 2.c6d6 d5xa2 3.d6d8 f7f8 
                                4.e4 
  9/6    -1.19    0.17    87012 1... Kh7 2.c6c5 d5xa2 3.b6b5 d7d6 
                                4.c5xe5 
   <6>   -1.19    0.22   102824 1... Kh7 2.c6c5 d5xa2 3.b6b5 d7d6 
                                4.c5xe5 
    7    -1.11    0.33   166759 1... Kh7 2.a3 d7f7 3.c6c5 d5a2 
                                4.c1f1 a2xa3 5.c5xa5 
   <7>   -1.11    0.50   258907 1... Kh7 2.a3 d7f7 3.c6c5 d5a2 
                                4.c1f1 a2xa3 5.c5xa5 
    8    -1.30    0.88   466904 1... Kh7 2.a3 a4 3.c6c5 d5f7 
                                4.b6a6 d2 5.c1d1 f7b3 
  2/8    -1.26    1.11   599297 1... d7f7 2.b6a6 f7f8 3.a6c4 d5xc4 
                                4.c1xc4 f8f6 5.c6xf6 g7xf6 
! 5/8    -0.69    1.57   879332 1... d5xa2 
! 2/8    -1.26    1.69   951957 1... d7f7 2.b6a6 f7f8 3.a6c4 d5xc4 
                                4.c1xc4 f8f6 5.c6xf6 g7xf6 
!10/8    -0.96    2.58  1429745 1... e4 2.f4 d2 3.c1d1 d5h5 
                                4.b6b3 Kh8 5.Kh1 h5e2 
   <8>   -0.96    2.64  1466536 1... e4 2.f4 d2 3.c1d1 d5h5 
                                4.b6b3 Kh8 5.Kh1 h5e2 
! 3/9    -0.54    3.99  2263512 1... d5xa2 
!   9    -0.43    4.77  2728581 1... d5xa2 2.b6b7 c8f8 3.h3 d2 
                                4.c1d1 a2a4 5.d1xd2 a4a1 6.Kh2 d7xd2 
                                7.c7c8Q f8xc8 8.c6xc8 Kh7 
   <9>   -0.43    4.86  2783799 1... d5xa2 2.b6b7 c8f8 3.h3 d2 
                                4.c1d1 a2a4 5.d1xd2 a4a1 6.Kh2 d7xd2 
                                7.c7c8Q f8xc8 8.c6xc8 Kh7 
   10    -0.30    7.13  4240775 1... d5xa2 2.b6b7 c8f8 3.h3 d2 
                                4.c1d1 a2a4 5.d1xd2 d7xd2 6.c7c8Q a4d1 
                                7.Kh2 f8xc8 8.c6xc8 Kh7 
  <10>   -0.30    8.36  4837638 1... d5xa2 2.b6b7 c8f8 3.h3 d2 
                                4.c1d1 a2a4 5.d1xd2 d7xd2 6.c7c8Q a4d1 
                                7.Kh2 f8xc8 8.c6xc8 Kh7 
   11    -0.43   10.08  5986143 1... d5xa2 2.b6b7 c8f8 3.h3 d2 
                                4.c1d1 a2a4 5.d1xd2 a4a1 6.Kh2 d7xd2 
                                7.c7c8Q f8xc8 8.c6xc8 
  <11>   -0.43   14.75  8492204 1... d5xa2 2.b6b7 c8f8 3.h3 d2 
                                4.c1d1 a2a4 5.d1xd2 a4a1 6.Kh2 d7xd2 
                                7.c7c8Q f8xc8 8.c6xc8 
   12    -0.23   29.38 16897494 1... d5xa2 2.c6c5 d2 3.c1d1 a2a4 
                                4.b6b1 c8xc7 5.c5xc7 d7xc7 6.d1xd2 a4e8 
                                7.b1b3 c7f7 8.d2a2 e8a8 
  <12>   -0.23   34.83 19794280 1... d5xa2 2.c6c5 d2 3.c1d1 a2a4 
                                4.b6b1 c8xc7 5.c5xc7 d7xc7 6.d1xd2 a4e8 
                                7.b1b3 c7f7 8.d2a2 e8a8 
   13    -0.29   52.66 30110444 1... d5xa2 2.c6c5 d2 3.c1d1 a2a4 
                                4.b6b1 c8xc7 5.c5xc7 d7xc7 6.d1xd2 a4e8 
                                7.b1d1 Kh7 8.d2d8 e8e7 
  <13>   -0.29    1:00 33741589 1... d5xa2 2.c6c5 d2 3.c1d1 a2a4 
                                4.b6b1 c8xc7 5.c5xc7 d7xc7 6.d1xd2 a4e8 
                                7.b1d1 Kh7 8.d2d8 e8e7 

Computed move :   d5xa2
NPS:              562172
solution found [31/49], time: 0.07, points: 25, nodes: 33869!
[Diagram of position #50]

Test position #50

Black to move


FEN :          8/1p4k1/pK5p/2B5/P4pp1/8/7P/8 b - -
Avoid Move :    g3 
Position ID:  "ST3_50 - Endspiel L vs B"

 depth   value    time    nodes pv
    1    -0.78    0.00        3 1... f3 2.Kxb7 
 10/1    -0.46    0.00       33 1... g3 2.h2xg3 f4xg3 3.Kxb7 
   <1>   -0.46    0.00       33 1... g3 2.h2xg3 f4xg3 3.Kxb7 
    2    -0.46    0.02       87 1... g3 2.h2xg3 
   <2>   -0.46    0.02      122 1... g3 2.h2xg3 
    3    -0.46    0.02      479 1... g3 2.h2xg3 f4xg3 3.Kxb7 
   <3>   -0.46    0.02      603 1... g3 2.h2xg3 f4xg3 3.Kxb7 
    4    -0.46    0.02     2609 1... g3 2.c5g1 g2 3.Kxb7 a5 
   <4>   -0.46    0.02     2993 1... g3 2.c5g1 g2 3.Kxb7 a5 
    5    -0.33    0.03     8864 1... g3 2.c5d4 Kg6 3.d4g1 g3xh2 
                                4.g1xh2 f3 5.Kxb7 
   <5>   -0.33    0.05     9487 1... g3 2.c5d4 Kg6 3.d4g1 g3xh2 
                                4.g1xh2 f3 5.Kxb7 
    6    -0.17    0.07    23421 1... g3 2.c5d4 Kg6 3.d4g1 g3xh2 
                                4.g1xh2 f3 5.h2g3 a5 6.Kxb7 
   <6>   -0.17    0.07    24561 1... g3 2.c5d4 Kg6 3.d4g1 g3xh2 
                                4.g1xh2 f3 5.h2g3 a5 6.Kxb7 
    7    -0.10    0.13    61178 1... g3 2.c5g1 Kg6 3.a5 g3xh2 
                                4.g1xh2 Kf5 5.Kxb7 f3 
   <7>   -0.10    0.14    63537 1... g3 2.c5g1 Kg6 3.a5 g3xh2 
                                4.g1xh2 Kf5 5.Kxb7 f3 
    8    -0.06    0.22   120709 1... g3 2.c5g1 Kf6 3.Kxb7 g3xh2 
                                4.g1xh2 f3 5.h2g3 f2 6.g3xf2 Ke5 
                                7.Kxa6 Kd6 
   <8>   -0.06    0.24   122168 1... g3 2.c5g1 Kf6 3.Kxb7 g3xh2 
                                4.g1xh2 f3 5.h2g3 f2 6.g3xf2 Ke5 
                                7.Kxa6 Kd6 
    9    -0.12    0.46   275938 1... g3 2.c5g1 Kf6 3.a5 Ke6 
                                4.Kc7 g3xh2 5.g1xh2 f3 6.h2g3 Kd5 
                                7.Kxb7 
   <9>   -0.12    0.52   323390 1... g3 2.c5g1 Kf6 3.a5 Ke6 
                                4.Kc7 g3xh2 5.g1xh2 f3 6.h2g3 Kd5 
                                7.Kxb7 
   10    -0.06    1.22   805202 1... g3 2.c5g1 Kf6 3.a5 Ke6 
                                4.Kc7 h5 5.Kxb7 g3xh2 6.g1xh2 f3 
                                7.h2g3 f2 8.g3xf2 Kd6 9.Kxa6 
  <10>   -0.06    1.32   874712 1... g3 2.c5g1 Kf6 3.a5 Ke6 
                                4.Kc7 h5 5.Kxb7 g3xh2 6.g1xh2 f3 
                                7.h2g3 f2 8.g3xf2 Kd6 9.Kxa6 
   11    -0.06    2.08  1419186 1... g3 2.c5g1 Kf6 3.a5 Ke6 
                                4.Kc7 h5 5.Kxb7 g3xh2 6.g1xh2 f3 
                                7.h2g3 f2 8.g3xf2 Kd6 9.f2g1 h4 
                                10.Kxa6 
  <11>   -0.06    2.58  1793279 1... g3 2.c5g1 Kf6 3.a5 Ke6 
                                4.Kc7 h5 5.Kxb7 g3xh2 6.g1xh2 f3 
                                7.h2g3 f2 8.g3xf2 Kd6 9.f2g1 h4 
                                10.Kxa6 
   12    +0.00    4.83  3426195 1... g3 2.c5g1 Kf6 3.a5 h5 
                                4.Kxb7 h4 5.Kxa6 g3xh2 6.g1xh2 f3 
                                7.h2g1 Kf5 8.g1f2 Kg4 9.f2xh4 Kxh4 
                                10.Kb7 
  <12>   +0.00    7.72  5498301 1... g3 2.c5g1 Kf6 3.a5 h5 
                                4.Kxb7 h4 5.Kxa6 g3xh2 6.g1xh2 f3 
                                7.h2g1 Kf5 8.g1f2 Kg4 9.f2xh4 Kxh4 
                                10.Kb7 
   13    +0.00   12.46  8985496 1... g3 2.h2xg3 f4xg3 3.c5d6 g2 
                                4.d6c5 Kf6 5.c5g1 Kf5 6.Kxb7 Ke4 
                                7.Kxa6 h5 8.Ka5 h4 9.g1h2 h3 
                                10.h2g1 Kf3 
  <13>   +0.00   15.61 11334317 1... g3 2.h2xg3 f4xg3 3.c5d6 g2 
                                4.d6c5 Kf6 5.c5g1 Kf5 6.Kxb7 Ke4 
                                7.Kxa6 h5 8.Ka5 h4 9.g1h2 h3 
                                10.h2g1 Kf3 
   14    +0.00   20.42 14833893 1... g3 2.h2xg3 f4xg3 3.c5d6 g2 
                                4.d6c5 Kf6 5.c5g1 Kf5 6.Kxb7 Ke4 
                                7.Kxa6 h5 8.Ka5 h4 9.g1h2 h3 
                                10.h2g1 Kf3 11.g1h2 Kf2 
  <14>   +0.00   28.58 20842011 1... g3 2.h2xg3 f4xg3 3.c5d6 g2 
                                4.d6c5 Kf6 5.c5g1 Kf5 6.Kxb7 Ke4 
                                7.Kxa6 h5 8.Ka5 h4 9.g1h2 h3 
                                10.h2g1 Kf3 11.g1h2 Kf2 
   15    +0.00   38.39 28085212 1... g3 2.h2xg3 f4xg3 3.c5d6 g2 
                                4.d6c5 Kf6 5.c5g1 Kf5 6.Kxb7 Ke4 
                                7.Kxa6 Kf3 8.a5 Ke2 9.Kb5 Kf1 
                                10.g1h2 h5 11.Ka4 g2g1Q 12.h2xg1 Kxg1 
  <15>   +0.00   45.46 33314452 1... g3 2.h2xg3 f4xg3 3.c5d6 g2 
                                4.d6c5 Kf6 5.c5g1 Kf5 6.Kxb7 Ke4 
                                7.Kxa6 Kf3 8.a5 Ke2 9.Kb5 Kf1 
                                10.g1h2 h5 11.Ka4 g2g1Q 12.h2xg1 Kxg1 
  <16>   +0.00    1:00 44669173 1... g3 

Computed move :   g3
NPS:              744486
no solution found [:-( [31/50]!
© Steffen A. Jakob