[ Test Suite pet | Hossa ]
Positions 21 - 30
![[Diagram of position #21]](diagrams/pet21.png)
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Black to move
FEN : 5k2/8/4b3/1B5P/8/8/5pPP/5K2 b - -
Best Move : Bh3
Position ID: "PET021: bishop endgame"
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depth value time nodes pv
1 -4.44 0.00 3 1... Kg7 2.Kxf2
8/1 -3.34 0.00 25 1... e6f7 2.Kxf2 f7xh5
<1> -3.34 0.00 44 1... e6f7 2.Kxf2 f7xh5
2 -3.34 0.02 63 1... e6f7 2.Kxf2
<2> -3.34 0.02 127 1... e6f7 2.Kxf2
7/3 -3.27 0.02 591 1... e6d5 2.g3 d5f7 3.Kxf2 f7xh5
15/3 -3.24 0.02 855 1... e6h3 2.h6 h3xg2
<3> -3.24 0.02 855 1... e6h3 2.h6 h3xg2
4 -3.24 0.02 1179 1... e6h3 2.Kxf2 h3xg2 3.h6 Kf7
<4> -3.24 0.02 1538 1... e6h3 2.Kxf2 h3xg2 3.h6 Kf7
5 -3.32 0.03 2414 1... e6h3 2.Kxf2 h3xg2 3.h6 g2e4
4.Ke3
<5> -3.32 0.03 3310 1... e6h3 2.Kxf2 h3xg2 3.h6 g2e4
4.Ke3
6 -3.12 0.03 5762 1... e6h3 2.h6 h3xg2 3.Kxf2 Kg8
4.b5d3 g2e4 5.d3b5
<6> -3.12 0.05 7044 1... e6h3 2.h6 h3xg2 3.Kxf2 Kg8
4.b5d3 g2e4 5.d3b5
7 -2.71 0.05 18629 1... e6h3 2.Kxf2 h3xg2 3.b5c4 Kg7
4.Ke3 Kh6 5.c4f7
<7> -2.71 0.07 20122 1... e6h3 2.Kxf2 h3xg2 3.b5c4 Kg7
4.Ke3 Kh6 5.c4f7
8 -2.65 0.08 44750 1... e6h3 2.Kxf2 h3xg2 3.h6 Kg8
4.b5d3 g2e4 5.d3b5 Kh7
<8> -2.65 0.10 44965 1... e6h3 2.Kxf2 h3xg2 3.h6 Kg8
4.b5d3 g2e4 5.d3b5 Kh7
9 -2.53 0.14 109218 1... e6h3 2.Kxf2 h3xg2 3.Kg3 Kg7
4.b5e8 Kh6 5.e8f7 g2f3 6.Kh4
<9> -2.53 0.16 110796 1... e6h3 2.Kxf2 h3xg2 3.Kg3 Kg7
4.b5e8 Kh6 5.e8f7 g2f3 6.Kh4
! 10 -2.11 0.27 253351 1... e6h3
! 10 -1.83 0.41 434111 1... e6h3 2.Kxf2 h3xg2 3.Kg3 Kg7
4.h4 g2f3 5.b5f1 f3xh5 6.f1h3 Kh8
7.Kh2
<10> -1.83 0.43 443249 1... e6h3 2.Kxf2 h3xg2 3.Kg3 Kg7
4.h4 g2f3 5.b5f1 f3xh5 6.f1h3 Kh8
7.Kh2
11 -1.83 0.68 749516 1... e6h3 2.Kxf2 h3xg2 3.Kg3 Kg7
4.h4 g2f3 5.h6 Kxh6 6.b5f1 Kg7
7.f1h3 Kh8 8.Kh2 f3h5
<11> -1.83 0.75 807785 1... e6h3 2.Kxf2 h3xg2 3.Kg3 Kg7
4.h4 g2f3 5.h6 Kxh6 6.b5f1 Kg7
7.f1h3 Kh8 8.Kh2 f3h5
? 12 -1.83 1.32 1483313 1... e6h3 2.Kxf2 h3xg2 3.h6 Kg8
4.b5d3 g2e4 5.d3e2 Kh7 6.h4 e4f3
7.e2f1 Kxh6 8.f1h3 Kh7
<12> -1.83 1.32 1483327 1... e6h3 2.Kxf2 h3xg2 3.h6 Kg8
4.b5d3 g2e4 5.d3e2 Kh7 6.h4 e4f3
7.e2f1 Kxh6 8.f1h3 Kh7
? 13 -1.83 2.25 2610682 1... e6h3 2.Kxf2 h3xg2 3.h6 Kg8
4.b5d3 g2e4 5.d3e2 Kh7 6.h4 e4f3
7.e2f1 f3g2 8.f1d3 g2e4 9.d3f1 Kxh6
<13> -1.83 2.25 2610696 1... e6h3 2.Kxf2 h3xg2 3.h6 Kg8
4.b5d3 g2e4 5.d3e2 Kh7 6.h4 e4f3
7.e2f1 f3g2 8.f1d3 g2e4 9.d3f1 Kxh6
? 14 -1.82 4.13 4965621 1... e6h3 2.Kxf2 h3xg2 3.h6 Kg8
4.b5d3 g2e4 5.d3e2 Kh7 6.h4 e4f3
7.e2f1 Kxh6 8.f1h3 Kh7 9.Kg3 Kh8
<14> -1.82 4.14 4965635 1... e6h3 2.Kxf2 h3xg2 3.h6 Kg8
4.b5d3 g2e4 5.d3e2 Kh7 6.h4 e4f3
7.e2f1 Kxh6 8.f1h3 Kh7 9.Kg3 Kh8
? 15 -1.82 6.82 8236177 1... e6h3 2.Kxf2 h3xg2 3.h6 Kg8
4.h4 Kh7 5.Kg3 Kxh6 6.b5e2 g2f3
7.e2f1 Kg7 8.f1h3 Kh8 9.Kh2 f3g4
10.h3g2 g4h5
<15> -1.82 6.82 8236191 1... e6h3 2.Kxf2 h3xg2 3.h6 Kg8
4.h4 Kh7 5.Kg3 Kxh6 6.b5e2 g2f3
7.e2f1 Kg7 8.f1h3 Kh8 9.Kh2 f3g4
10.h3g2 g4h5
? 16 -1.85 14.77 17675263 1... e6h3 2.Kxf2 h3xg2 3.h6 g2e4
4.b5c4 Ke7 5.c4d5 e4d3 6.h4 Kf6
7.Kg3 d3e4 8.d5c4
<16> -1.85 14.78 17675277 1... e6h3 2.Kxf2 h3xg2 3.h6 g2e4
4.b5c4 Ke7 5.c4d5 e4d3 6.h4 Kf6
7.Kg3 d3e4 8.d5c4
? 17 -3.01 41.47 48387528 1... e6h3 2.h6 h3xg2 3.Kxg2 Kg8
4.b5d3 f2f1Q 5.Kxf1 Kh8 6.Kf2 Kg8
7.d3g6 Kh8 8.Kg1 Kg8 9.Kg2 Kf8
10.g6h7 Ke7 11.h7d3 Kf6 12.d3g6 Kxg6
<17> -3.01 41.49 48387542 1... e6h3 2.h6 h3xg2 3.Kxg2 Kg8
4.b5d3 f2f1Q 5.Kxf1 Kh8 6.Kf2 Kg8
7.d3g6 Kh8 8.Kg1 Kg8 9.Kg2 Kf8
10.g6h7 Ke7 11.h7d3 Kf6 12.d3g6 Kxg6
! 18 -2.59 49.57 57592261 1... e6h3
<18> -2.59 1:00 70433812
Computed move : e6h3
NPS: 1173896
solution found [16/21], time: 0.02, points: 25, nodes: 855!
![[Diagram of position #22]](diagrams/pet22.png)
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White to move
FEN : 8/2B5/1p1p4/1PkP1p2/P4P2/5P2/1p6/bK6 w - -
Best Move : Bd8
Position ID: "PET022: bishop endgame"
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depth value time nodes pv
1 +0.36 0.00 4 1.c7d8
<1> +0.36 0.00 19 1.c7d8
! 2 +0.78 0.00 35 1.c7d8
! 2 +1.05 0.00 54 1.c7d8 Kb4 2.d8xb6 Kxa4
<2> +1.05 0.00 95 1.c7d8 Kb4 2.d8xb6 Kxa4
3 +1.05 0.00 121 1.c7d8 Kb4 2.d8xb6
<3> +1.05 0.00 196 1.c7d8 Kb4 2.d8xb6
4 +0.91 0.00 294 1.c7d8 Kb4 2.d8xb6 Kxa4 3.b6c7 Kxb5
4.c7xd6
<4> +0.91 0.01 514 1.c7d8 Kb4 2.d8xb6 Kxa4 3.b6c7 Kxb5
4.c7xd6
5 +0.91 0.01 686 1.c7d8 Kb4 2.d8xb6 Kxa4 3.b6c7 Kxb5
<5> +0.91 0.01 1083 1.c7d8 Kb4 2.d8xb6 Kxa4 3.b6c7 Kxb5
6 +0.79 0.01 1502 1.c7d8 Kb4 2.d8xb6 Kxa4 3.b6c7 Kxb5
4.c7xd6 Kc4
! 3/6 +1.33 0.03 2969 1.a5
! 6 +1.50 0.03 4527 1.a5 Kxb5 2.c7xb6 Ka6 3.Ka2 Kb5
4.Kb1 Ka6 5.Ka2 Kb5 6.Kb1 Ka6
<6> +1.50 0.03 4777 1.a5 Kxb5 2.c7xb6 Ka6 3.Ka2 Kb5
4.Kb1 Ka6 5.Ka2 Kb5 6.Kb1 Ka6
7.Ka2 Kb5 8.Kb1 Ka6 9.Ka2
! 7 +1.92 0.03 6412 1.a5
! 7 +1.98 0.04 8401 1.a5 Kxb5 2.a5xb6 Ka6 3.c7xd6 Kxb6
4.d6a3 Kc7 5.a3xb2 a1xb2 6.Kxb2
<7> +1.98 0.04 9097 1.a5 Kxb5 2.a5xb6 Ka6 3.c7xd6 Kxb6
4.d6a3 Kc7 5.a3xb2 a1xb2 6.Kxb2
8 +2.08 0.06 14049 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6e5 Kb6 6.e5xb2 a1xb2
7.Kxb2
<8> +2.08 0.06 16310 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6e5 Kb6 6.e5xb2 a1xb2
7.Kxb2
9 +2.08 0.08 23278 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6e5 Kb6 6.e5xb2 a1xb2
<9> +2.08 0.09 26453 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6e5 Kb6 6.e5xb2 a1xb2
? 10 +1.98 0.15 71799 1.a5 Kxb5 2.a5xb6 Ka6 3.c7xd6 Kxb6
4.d6a3 Kb5 5.a3e7 Kb6 6.e7a3 Kb5
7.a3e7 Kb6 8.e7a3
<10> +1.98 0.17 71805 1.a5 Kxb5 2.a5xb6 Ka6 3.c7xd6 Kxb6
4.d6a3 Kb5 5.a3e7 Kb6 6.e7a3 Kb5
7.a3e7 Kb6 8.e7a3 Kb5 9.a3e7 Kb6
10.e7a3 Kb5
? 11 +1.98 0.25 125393 1.a5 Kxb5 2.a5xb6 Ka6 3.c7xd6 Kxb6
4.d6e7 Kb5 5.e7a3 Kb6 6.Ka2 Kc7
7.a3xb2 a1xb2 8.Kxb2
<11> +1.98 0.25 125399 1.a5 Kxb5 2.a5xb6 Ka6 3.c7xd6 Kxb6
4.d6e7 Kb5 5.e7a3 Kb6 6.Ka2 Kc7
7.a3xb2 a1xb2 8.Kxb2
12 +1.98 0.29 157677 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6c5 Ka6 6.c5d4 Kb7
7.d4xb2 a1xb2 8.Kxb2 Kc7
<12> +1.98 0.34 184091 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6c5 Ka6 6.c5d4 Kb7
7.d4xb2 a1xb2 8.Kxb2 Kc7
13 +2.03 0.44 250357 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6c5 Ka6 6.c5d4 Kb7
7.d4xb2 a1xb2 8.Kxb2 Kc7 9.Kc3 Kd6
<13> +2.03 0.51 300740 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6c5 Ka6 6.c5d4 Kb7
7.d4xb2 a1xb2 8.Kxb2 Kc7 9.Kc3 Kd6
? 14 +1.98 0.95 616690 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6c5 Ka6 6.c5d4 Kb7
7.d4e3 Kc7 8.e3c5 Kd7 9.c5a3 Kc7
<14> +1.98 0.95 616696 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6c5 Ka6 6.c5d4 Kb7
7.d4e3 Kc7 8.e3c5 Kd7 9.c5a3 Kc7
? 15 +1.60 1.62 1126855 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6c5 Ka6 6.c5d4 Kb7
7.d4e3 Kc8 8.e3c5 Kb7 9.c5b4 Kb6
10.d6
<15> +1.60 1.62 1126861 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6c5 Ka6 6.c5d4 Kb7
7.d4e3 Kc8 8.e3c5 Kb7 9.c5b4 Kb6
10.d6
16 +1.96 2.37 1655529 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6c5 Ka6 6.c5d4 Kb7
7.d4e3 Kc8 8.e3c5 Kb7 9.c5a3 Kc7
10.Kc2 b2b1Q 11.Kxb1
<16> +1.96 2.79 1977987 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6c5 Ka6 6.c5d4 Kb7
7.d4e3 Kc8 8.e3c5 Kb7 9.c5a3 Kc7
10.Kc2 b2b1Q 11.Kxb1
17 +1.61 5.51 3783067 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6c5 Ka6 6.c5d4 Kb7
7.d4e3 Kc8 8.e3c5 Kb7 9.c5b4 Ka6
10.d6 Kb7 11.b4c5 Kc6
<17> +1.61 6.61 4625816 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6c5 Ka6 6.c5d4 Kb7
7.d4e3 Kc8 8.e3c5 Kb7 9.c5b4 Ka6
10.d6 Kb7 11.b4c5 Kc6
18 +1.53 15.54 10335031 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6c5 Ka6 6.c5d4 Kb7
7.d4e3 Kc8 8.e3c5 Kb7 9.c5a3 Kb6
10.a3b4 Kb5 11.b4e7 Kc4 12.d6
<18> +1.53 18.58 12594952 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6c5 Ka6 6.c5d4 Kb7
7.d4e3 Kc8 8.e3c5 Kb7 9.c5a3 Kb6
10.a3b4 Kb5 11.b4e7 Kc4 12.d6
19 +1.53 39.70 25768755 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6c5 Ka6 6.c5d4 Kb7
7.d4e3 Kc8 8.e3c5 Kb7 9.c5d6 Ka6
10.d6c7 Kb5 11.c7e5 Kc5 12.d6 Kd5
<19> +1.53 44.53 29356835 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6c5 Ka6 6.c5d4 Kb7
7.d4e3 Kc8 8.e3c5 Kb7 9.c5d6 Ka6
10.d6c7 Kb5 11.c7e5 Kc5 12.d6 Kd5
<20> +1.53 1:00 39264900 1.a5 Kxb5 2.c7xb6 Ka6 3.b6c7 Kb5
4.c7xd6 Kxa5 5.d6c5 Ka6 6.c5d4 Kb7
7.d4e3 Kc8 8.e3c5 Kb7
Computed move : a5
NPS: 654305
no solution found [:-( [16/22]!
![[Diagram of position #23]](diagrams/pet23.png)
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White to move
FEN : 8/2p1bpp1/2Pp4/p2P1P1p/2K2B1P/k5P1/8/8 w - -
Best Move : f6
Position ID: "PET023: bishop endgame"
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depth value time nodes pv
1 -1.15 0.00 2 1.Kd4
6/1 -1.12 0.00 65 1.f4c1 Ka2 2.c1e3
<1> -1.12 0.00 81 1.f4c1 Ka2 2.c1e3
2 -1.37 0.00 477 1.f4c1 Ka2 2.Kb5 Kb1
2/2 -1.30 0.00 530 1.Kd4 e7f6 2.Ke4
4/2 -1.27 0.00 579 1.f4e3 e7f6
7/2 -1.26 0.01 627 1.f4d2 a4
<2> -1.26 0.01 656 1.f4d2 a4
3 -1.20 0.01 726 1.f4d2 a4 2.d2e3
4/3 -0.92 0.01 1832 1.f4c1 Ka4 2.c1b2 f6 3.b2c3 e7d8
<3> -0.92 0.01 1940 1.f4c1 Ka4 2.c1b2 f6 3.b2c3 e7d8
4 -0.87 0.01 2594 1.f4c1 Ka4 2.c1b2 f6 3.b2c3 e7d8
4.c3d4
<4> -0.87 0.01 3092 1.f4c1 Ka4 2.c1b2 f6 3.b2c3 e7d8
4.c3d4
5 -0.97 0.03 5028 1.f4c1 Ka4 2.c1b2 f6 3.b2c3 e7d8
4.c3b2 d8e7 5.b2c3 e7d8 6.c3b2 d8e7
7.b2c3
<5> -0.97 0.03 6405 1.f4c1 Ka4 2.c1b2 f6 3.b2c3 e7d8
4.c3b2 d8e7 5.b2c3 e7d8 6.c3b2 d8e7
7.b2c3 e7d8 8.c3b2 d8e7 9.b2c3 e7d8
2/6 -1.12 0.06 19454 1.f4d2 a4 2.d2a5 e7d8 3.a5c3 f6
<6> -1.12 0.06 22065 1.f4d2 a4 2.d2a5 e7d8 3.a5c3 f6
7 -1.10 0.08 29616 1.f4d2 a4 2.d2c1 Ka2 3.Kb4 e7f6
4.Kxa4 f6e5 5.f6 e5xf6 6.c1e3
<7> -1.10 0.09 38162 1.f4d2 a4 2.d2c1 Ka2 3.Kb4 e7f6
4.Kxa4 f6e5 5.f6 e5xf6 6.c1e3
8 -1.14 0.12 47656 1.f4d2 a4 2.d2c1 Ka2 3.Kb4 a3
4.c1xa3 e7f6 5.a3c1 f6e5 6.f6 e5xf6
<8> -1.14 0.17 74236 1.f4d2 a4 2.d2c1 Ka2 3.Kb4 a3
4.c1xa3 e7f6 5.a3c1 f6e5 6.f6 e5xf6
9 -1.10 0.19 86287 1.f4d2 a4 2.d2c1 Ka2 3.Kb4 a3
4.c1xa3 e7f6 5.a3c1 f6e5 6.f6 g6
7.c1e3 e5xg3
<9> -1.10 0.26 124215 1.f4d2 a4 2.d2c1 Ka2 3.Kb4 a3
4.c1xa3 e7f6 5.a3c1 f6e5 6.f6 g6
7.c1e3 e5xg3
10 -1.09 0.29 147192 1.f4d2 a4 2.d2c1 Ka2 3.Kb4 a3
4.c1xa3 e7f6 5.a3c1 f6e5 6.f6 g6
7.Kc4 e5xg3 8.c1g5
<10> -1.09 0.40 213042 1.f4d2 a4 2.d2c1 Ka2 3.Kb4 a3
4.c1xa3 e7f6 5.a3c1 f6e5 6.f6 g6
7.Kc4 e5xg3 8.c1g5
! 11 -0.67 0.44 231239 1.f4d2
! 11 -0.95 0.62 352979 1.f4d2 Ka4 2.d2e3 g6 3.f5xg6 f7xg6
4.e3d4 e7d8 5.d4c3 g5 6.h4xg5 d8xg5
7.c3g7
<11> -0.95 0.98 577457 1.f4d2 Ka4 2.d2e3 g6 3.f5xg6 f7xg6
4.e3d4 e7d8 5.d4c3 g5 6.h4xg5 d8xg5
7.c3g7
12 -1.02 1.11 655375 1.f4d2 Ka4 2.d2e3 g6 3.f5xg6 f7xg6
4.e3d4 e7d8 5.d4c3 g5 6.h4xg5 d8xg5
7.c3b2 g5e3 8.b2f6
<12> -1.02 1.58 967457 1.f4d2 Ka4 2.d2e3 g6 3.f5xg6 f7xg6
4.e3d4 e7d8 5.d4c3 g5 6.h4xg5 d8xg5
7.c3b2 g5e3 8.b2f6
13 -0.97 1.73 1066592 1.f4d2 Ka4 2.d2e3 e7d8 3.e3d2 g6
4.f5xg6 f7xg6 5.d2e1 d8f6 6.e1f2 f6d8
7.f2e1 d8f6 8.e1f2 f6d8
<13> -0.97 2.23 1396935 1.f4d2 Ka4 2.d2e3 e7d8 3.e3d2 g6
4.f5xg6 f7xg6 5.d2e1 d8f6 6.e1f2 f6d8
7.f2e1 d8f6 8.e1f2 f6d8 9.f2e1 d8f6
10.e1f2 f6d8 11.f2e1
14 -0.98 2.58 1626945 1.f4d2 Ka4 2.d2e3 e7d8 3.e3d2 g6
4.f5xg6 f7xg6 5.d2e1 d8f6 6.e1f2 g5
7.h4xg5 f6xg5 8.f2b6 g5d8 9.b6e3 Ka3
10.e3c1 Ka2 11.c1e3
!3/14 -0.55 6.03 3623077 1.f6
! 14 +0.20 8.33 4906710 1.f6
! 14 +1.95 13.17 7688003 1.f6 g7xf6 2.g4 h5xg4 3.h5 f5
4.h6 g3 5.f4xg3 f4 6.g3xf4 a4
7.h7 e7f6 8.f4xd6 Kb2 9.d6xc7 a3
10.c7b6 f6h8
<14> +1.95 13.29 7766682 1.f6 g7xf6 2.g4 h5xg4 3.h5 f5
4.h6 g3 5.f4xg3 f4 6.g3xf4 a4
7.h7 e7f6 8.f4xd6 Kb2 9.d6xc7 a3
10.c7b6 f6h8
15 +2.21 20.97 12126201 1.f6 g7xf6 2.g4 h5xg4 3.h5 f5
4.h6 a4 5.h7 e7f6 6.f4xd6 Kb2
7.d6xc7 a3 8.c7d8 f6g7 9.d8f6 g7xf6
10.h7h8Q f6xh8 11.c7 a2 12.c7c8Q h8d4
13.c8b8 Kc2
<15> +2.21 21.92 12743233 1.f6 g7xf6 2.g4 h5xg4 3.h5 f5
4.h6 a4 5.h7 e7f6 6.f4xd6 Kb2
7.d6xc7 a3 8.c7d8 f6g7 9.d8f6 g7xf6
10.h7h8Q f6xh8 11.c7 a2 12.c7c8Q h8d4
13.c8b8 Kc2
! 16 +2.63 42.01 23856810 1.f6
<16> +2.63 1:00 33779193
Computed move : f6
NPS: 562892
solution found [17/23], time: 6.03, points: 18, nodes: 3623077!
![[Diagram of position #24]](diagrams/pet24.png)
|
Black to move
FEN : 8/4ppbk/p5pp/3pP3/3B4/5P1P/PP3P2/6K1 b - -
Avoid Move : g5
Position ID: "PET024: bishop endgame"
|
depth value time nodes pv
1 +0.82 0.00 2 1... e6
<1> +0.82 0.00 14 1... e6
2 +0.70 0.00 36 1... e6 2.Kg2
<2> +0.70 0.00 92 1... e6 2.Kg2
3 +0.75 0.00 156 1... e6 2.Kg2 h5
<3> +0.75 0.00 257 1... e6 2.Kg2 h5
4 +0.70 0.00 370 1... e6 2.Kg2 h5 3.b3
<4> +0.70 0.01 1283 1... e6 2.Kg2 h5 3.b3
5 +0.74 0.01 1466 1... e6 2.Kg2 h5 3.b3 Kg8
<5> +0.74 0.01 2004 1... e6 2.Kg2 h5 3.b3 Kg8
6 +0.75 0.01 3411 1... e6 2.Kg2 h5 3.b3 Kg8
4.a4 g7f8
<6> +0.75 0.01 4595 1... e6 2.Kg2 h5 3.b3 Kg8
4.a4 g7f8
7 +0.76 0.03 10202 1... e6 2.Kf1 g7f8 3.Ke2 f8e7
4.b3 Kg7 5.Kd3
! 7/7 +1.17 0.06 22515 1... g5
! 7 +1.37 0.08 36324 1... g5 2.b3 Kg6 3.d4c5 g7xe5
4.c5xe7 Kf5 5.Kg2
<7> +1.37 0.08 36558 1... g5 2.b3 Kg6 3.d4c5 g7xe5
4.c5xe7 Kf5 5.Kg2
8 +1.68 0.14 65862 1... g5 2.f4 g5xf4 3.Kg2 Kg6
4.d4c5 e6 5.c5d4 Kf5
<8> +1.68 0.14 66430 1... g5 2.f4 g5xf4 3.Kg2 Kg6
4.d4c5 e6 5.c5d4 Kf5
9 +2.06 0.33 177355 1... g5 2.f4 g5xf4 3.d4c5 g7xe5
4.c5xe7 e5xb2 5.a3 d4 6.e7f6 b2c3
<9> +2.06 0.34 177773 1... g5 2.f4 g5xf4 3.d4c5 g7xe5
4.c5xe7 e5xb2 5.a3 d4 6.e7f6 b2c3
10 +1.95 0.45 243254 1... g5 2.f4 g5xf4 3.d4c5 g7xe5
4.c5xe7 e5xb2 5.e7d6 f3 6.Kh2 d4
7.Kg3 d3 8.Kxf3
<10> +1.95 0.45 244542 1... g5 2.f4 g5xf4 3.d4c5 g7xe5
4.c5xe7 e5xb2 5.e7d6 f3 6.Kh2 d4
7.Kg3 d3 8.Kxf3
? 11 +1.73 1.25 728079 1... g5 2.b4 Kg6 3.a4 Kf5
4.a5 g7xe5 5.d4xe5 Kxe5 6.b5 Kd6
7.b5xa6 Kc7 8.Kg2 d4
<11> +1.73 1.25 728090 1... g5 2.b4 Kg6 3.a4 Kf5
4.a5 g7xe5 5.d4xe5 Kxe5 6.b5 Kd6
7.b5xa6 Kc7 8.Kg2 d4
12 +1.68 1.50 892880 1... g5 2.b4 Kg6 3.a4 Kf5
4.a5 g7xe5 5.d4xe5 Kxe5 6.b5 Kd6
7.b5xa6 Kc6 8.Kf1 d4 9.Ke2
<12> +1.68 1.54 917341 1... g5 2.b4 Kg6 3.a4 Kf5
4.a5 g7xe5 5.d4xe5 Kxe5 6.b5 Kd6
7.b5xa6 Kc6 8.Kf1 d4 9.Ke2
13 +1.78 2.26 1388066 1... g5 2.b4 Kg6 3.a4 Kf5
4.a5 g7xe5 5.d4xe5 Kxe5 6.b5 Kd6
7.b5xa6 Kc6 8.Kf1 e5 9.Ke2 d4
<13> +1.78 2.34 1435398 1... g5 2.b4 Kg6 3.a4 Kf5
4.a5 g7xe5 5.d4xe5 Kxe5 6.b5 Kd6
7.b5xa6 Kc6 8.Kf1 e5 9.Ke2 d4
? 14 +0.51 10.67 6753959 1... g5 2.b4 Kg6 3.a4 f6
4.e5xf6 g7xf6 5.d4xf6 Kxf6 6.f4 g5xf4
7.a5 Ke5 8.b5 Kd6 9.b5xa6 Kc6
10.Kf1 e6
?2/14 +0.72 11.01 6977400 1... e6 2.b4 g7f8 3.d4c5 Kg8
4.f4 f8xc5 5.b4xc5 Kf8 6.Kg2 h5
7.Kf3 Ke7 8.Ke2 Kd7 9.Kd3 Kc6
10.Kd4
<14> +0.72 11.01 6977410 1... e6 2.b4 g7f8 3.d4c5 Kg8
4.f4 f8xc5 5.b4xc5 Kf8 6.Kg2 h5
7.Kf3 Ke7 8.Ke2 Kd7 9.Kd3 Kc6
10.Kd4
15 +0.72 12.17 7737043 1... e6 2.b4 g7f8 3.d4c5 Kg8
4.f4 f8xc5 5.b4xc5 Kf8 6.Kg2 h5
7.Kf3 Ke7 8.Ke2 Kd7 9.Kd3 Kc6
10.Kd4 h4
<15> +0.72 14.22 9119474 1... e6 2.b4 g7f8 3.d4c5 Kg8
4.f4 f8xc5 5.b4xc5 Kf8 6.Kg2 h5
7.Kf3 Ke7 8.Ke2 Kd7 9.Kd3 Kc6
10.Kd4 h4
? 16 +0.00 39.06 24764216 1... e6 2.b4 g7f8 3.d4c5 f8g7
4.c5d4 g7f8 5.d4c5 f8g7 6.c5d4 g7f8
<16> +0.00 48.84 31164671 1... e6 2.b4 g7f8 3.d4c5 f8g7
4.c5d4 g7f8 5.d4c5 f8g7 6.c5d4 g7f8
7.d4c5 f8g7 8.c5d4 g7f8 9.d4c5
17 +0.00 51.81 33112974 1... e6 2.b4 g7f8 3.d4c5 f8g7
4.c5d4 g7f8 5.d4c5 f8g7 6.c5d4 g7f8
<17> +0.00 1:00 38826457 1... e6 2.b4 g7f8 3.d4c5 f8g7
4.c5d4 g7f8 5.d4c5 f8g7 6.c5d4 g7f8
7.d4c5 f8g7 8.c5d4 g7f8 9.d4c5
Computed move : e6
NPS: 647107
solution found [18/24], time: 11.01, points: 16, nodes: 6977410!
![[Diagram of position #25]](diagrams/pet25.png)
|
White to move
FEN : 4K3/2k1Bp1N/6p1/5PP1/8/7p/b7/8 w - -
Best Move : Bf6
Position ID: "PET025: BN vs B"
|
depth value time nodes pv
1 +0.69 0.00 3 1.h7f6 g6xf5
2/1 +1.46 0.00 5 1.f6
5/1 +1.51 0.00 13 1.f5xg6 f7xg6
<1> +1.51 0.00 45 1.f5xg6 f7xg6
2 +1.51 0.00 63 1.f5xg6 f7xg6
<2> +1.51 0.00 150 1.f5xg6 f7xg6
3 +1.79 0.00 438 1.f5xg6 f7xg6 2.h7f6
<3> +1.79 0.00 617 1.f5xg6 f7xg6 2.h7f6
4 +1.50 0.02 1318 1.f5xg6 f7xg6 2.e7d8 Kd6 3.h7f6
<4> +1.50 0.02 1849 1.f5xg6 f7xg6 2.e7d8 Kd6 3.h7f6
5 +1.51 0.02 3514 1.f5xg6 f7xg6 2.e7f6 a2c4 3.h7f8
<5> +1.51 0.02 4707 1.f5xg6 f7xg6 2.e7f6 a2c4 3.h7f8
? 6 -0.66 0.11 51915 1.f5xg6 h2 2.g6xf7 a2xf7 3.Kxf7 h2h1Q
4.h7f6 h1f3 5.g6 f3b3 6.Ke8 Kc6
? 5/6 +0.22 0.13 65801 1.e7f6 Kd6 2.f5xg6 f7xg6 3.f6e7 Kc7
4.e7d8 Kd6 5.h7f6 h2
<6> +0.22 0.14 69913 1.e7f6 Kd6 2.f5xg6 f7xg6 3.f6e7 Kc7
4.e7d8 Kd6 5.h7f6 h2
7 +0.22 0.16 77500 1.e7f6 Kd6 2.f5xg6 f7xg6 3.f6e7 Kc7
4.e7d8 Kd6 5.h7f6 h2
<7> +0.22 0.19 96466 1.e7f6 Kd6 2.f5xg6 f7xg6 3.f6e7 Kc7
4.e7d8 Kd6 5.h7f6 h2
? 8 -4.99 0.64 371155 1.e7f6 Kd6 2.f5xg6 f7xg6 3.f6e7 Kc6
4.e7d6 Kxd6 5.h7f6 a2f7 6.Kxf7 h2
7.f6e4 Ke5
<8> -4.99 0.83 479053 1.e7f6 Kd6 2.f5xg6 f7xg6 3.f6e7 Kc6
4.e7d6 Kxd6 5.h7f6 a2f7 6.Kxf7 h2
7.f6e4 Ke5
! 9 -4.57 0.86 499001 1.e7f6
! 9 -4.00 0.96 564254 1.e7f6 Kd6 2.f6e7 Kc6 3.f5xg6 f7xg6
4.e7d6 Kxd6
<9> -4.00 1.05 617024 1.e7f6 Kd6 2.f6e7 Kc6 3.f5xg6 f7xg6
4.e7d6 Kxd6
? 10 -5.92 2.35 1449733 1.e7f6 Kd6 2.f6e7 Kc6 3.f5xg6 f7xg6
4.h7f8 h2 5.f8xg6 h2h1Q 6.g6f8 h1h8
7.g6 h8g7
<10> -5.92 3.03 1910722 1.e7f6 Kd6 2.f6e7 Kc6 3.f5xg6 f7xg6
4.h7f8 h2 5.f8xg6 h2h1Q 6.g6f8 h1h8
7.g6 h8g7
11 -6.04 3.99 2511267 1.e7f6 Kd6 2.f6e7 Kc6 3.f5xg6 f7xg6
4.h7f8 h2 5.f8xg6 h2h1Q 6.g6f8 a2d5
7.g6 h1h8 8.Kd8 h8g7
<11> -6.04 4.92 3121878 1.e7f6 Kd6 2.f6e7 Kc6 3.f5xg6 f7xg6
4.h7f8 h2 5.f8xg6 h2h1Q 6.g6f8 a2d5
7.g6 h1h8 8.Kd8 h8g7
! 12 -5.62 8.11 5192358 1.e7f6
! 12 -4.87 11.63 7449238 1.e7f6
! 12 -6.07 12.02 7709594 1.e7f6 Kd6 2.f6e7 Kc6 3.f5xg6 f7xg6
4.h7f8 h2 5.f8xg6 h2h1Q 6.g6f8 a2d5
7.g6 h1h8 8.e7g5 h8g7 9.g5f4
<12> -6.07 14.14 9114361 1.e7f6 Kd6 2.f6e7 Kc6 3.f5xg6 f7xg6
4.h7f8 h2 5.f8xg6 h2h1Q 6.g6f8 a2d5
7.g6 h1h8 8.e7g5 h8g7 9.g5f4
? 13 -7.77 44.47 29105871 1.e7f6 Kd6 2.f6e7 Kc6 3.h7f8 h2
4.f8d7 h2h1Q 5.d7e5 Kc7 6.e5xf7 g6xf5
7.e7d8 Kb7 8.Kf8 h1h7 9.f7h6 f4
10.Ke8
<13> -7.77 52.61 34451397 1.e7f6 Kd6 2.f6e7 Kc6 3.h7f8 h2
4.f8d7 h2h1Q 5.d7e5 Kc7 6.e5xf7 g6xf5
7.e7d8 Kb7 8.Kf8 h1h7 9.f7h6 f4
10.Ke8
<14> -7.77 1:00 39232245 1.e7f6 Kd6 2.f6e7 Kc6 3.f5xg6 f7xg6
4.e7f6 h2 5.Kf8 h2h1Q 6.Kg7 h1e4
7.h7f8 a2b1 8.Kh6 Kd6 9.Kg7
Computed move : e7f6
NPS: 653652
solution found [19/25], time: 0.13, points: 25, nodes: 69913!
![[Diagram of position #26]](diagrams/pet26.png)
|
Black to move
FEN : 8/5k2/4p3/4Pp1p/5P1P/3Rn2K/6p1/8 b - -
Best Move : g1=B
Position ID: "PET026: rook vs knight"
|
depth value time nodes pv
1 +10.26 0.00 2 1... g2g1Q
<1> +10.26 0.01 38 1... g2g1Q
2 +10.24 0.01 60 1... g2g1Q 2.d3d8
<2> +10.24 0.01 215 1... g2g1Q 2.d3d8
? 3 +9.67 0.01 590 1... g2g1Q 2.d3d7 Kg8 3.d7a7
<3> +9.67 0.01 955 1... g2g1Q 2.d3d7 Kg8 3.d7a7
! 4 +10.09 0.01 1123 1... g2g1Q
! 4 +10.24 0.01 1374 1... g2g1Q 2.d3d7 Kg8 3.d7d8 Kf7
4.d8d2
<4> +10.24 0.01 1875 1... g2g1Q 2.d3d7 Kg8 3.d7d8 Kf7
4.d8d2
? 5 +0.00 0.03 9464 1... g2g1Q 2.d3d7 Kg8 3.d7d8 Kf7
4.d8d7 Kg8 5.d7d8 Kf7 6.d8d7 Kg8
? 3/5 +2.22 0.04 13475 1... e3d5 2.Kh2 d5xf4 3.d3d7 Kg6
4.Kg1
?16/5 +2.35 0.04 15506 1... g2g1B 2.d3d7 Ke8 3.d7g7 g1f2
4.g7c7
<5> +2.35 0.06 15506 1... g2g1B 2.d3d7 Ke8 3.d7g7 g1f2
4.g7c7
6 +2.36 0.06 17385 1... g2g1B 2.d3d7 Ke8 3.d7b7 e3d5
4.Kg3 g1d4
<6> +2.36 0.06 20971 1... g2g1B 2.d3d7 Ke8 3.d7b7 e3d5
4.Kg3 g1d4
! 7 +2.78 0.07 24551 1... g2g1B
! 7 +2.86 0.09 33023 1... g2g1B 2.Kg3 e3d5 3.Kf3 Kg6
4.d3xd5 e6xd5 5.e6
<7> +2.86 0.11 38879 1... g2g1B 2.Kg3 e3d5 3.Kf3 Kg6
4.d3xd5 e6xd5 5.e6
8 +2.89 0.14 58192 1... g2g1B 2.Kg3 e3d5 3.d3d1 g1e3
4.Kf3 e3a7 5.d1a1 a7d4
<8> +2.89 0.15 66961 1... g2g1B 2.Kg3 e3d5 3.d3d1 g1e3
4.Kf3 e3a7 5.d1a1 a7d4
9 +2.82 0.18 89323 1... g2g1B 2.Kg3 e3d5 3.Kf3 g1c5
4.d3d2 c5e7 5.d2h2 e7d8 6.h2h1
<9> +2.82 0.22 108121 1... g2g1B 2.Kg3 e3d5 3.Kf3 g1c5
4.d3d2 c5e7 5.d2h2 e7d8 6.h2h1
10 +2.84 0.28 148981 1... g2g1B 2.Kg3 e3d5 3.Kf3 g1c5
4.d3d2 c5e7 5.d2g2 e7d8 6.Kg3 Kg6
<10> +2.84 0.32 184994 1... g2g1B 2.Kg3 e3d5 3.Kf3 g1c5
4.d3d2 c5e7 5.d2g2 e7d8 6.Kg3 Kg6
11 +3.00 0.56 349201 1... g2g1B 2.Kg3 e3d5 3.Kf3 g1c5
4.d3d2 c5f8 5.d2a2 f8h6 6.a2a7 Kg6
7.a7a4 h6f8 8.a4d4
<11> +3.00 0.67 439960 1... g2g1B 2.Kg3 e3d5 3.Kf3 g1c5
4.d3d2 c5f8 5.d2a2 f8h6 6.a2a7 Kg6
7.a7a4 h6f8 8.a4d4
12 +2.94 0.93 621310 1... g2g1B 2.Kg3 e3d5 3.Kf3 g1c5
4.d3d2 c5f8 5.d2a2 f8h6 6.a2a7 Kg6
7.a7a4 h6f8 8.a4a6 d5c7
<12> +2.94 1.18 826508 1... g2g1B 2.Kg3 e3d5 3.Kf3 g1c5
4.d3d2 c5f8 5.d2a2 f8h6 6.a2a7 Kg6
7.a7a4 h6f8 8.a4a6 d5c7
13 +2.90 1.82 1279477 1... g2g1B 2.Kg3 e3d5 3.Kf3 g1c5
4.d3d2 c5f8 5.d2a2 f8h6 6.a2a7 Kg6
7.a7a4 h6g7 8.a4a6 d5c7 9.a6d6
<13> +2.90 2.45 1787125 1... g2g1B 2.Kg3 e3d5 3.Kf3 g1c5
4.d3d2 c5f8 5.d2a2 f8h6 6.a2a7 Kg6
7.a7a4 h6g7 8.a4a6 d5c7 9.a6d6
14 +2.89 3.86 2795577 1... g2g1B 2.Kg3 e3d5 3.Kf3 g1c5
4.d3d2 c5f8 5.d2a2 f8e7 6.Kg3 e7c5
7.Kf3 c5e3 8.a2a5 e3d4 9.a5a8 Kg6
<14> +2.89 5.17 3860526 1... g2g1B 2.Kg3 e3d5 3.Kf3 g1c5
4.d3d2 c5f8 5.d2a2 f8e7 6.Kg3 e7c5
7.Kf3 c5e3 8.a2a5 e3d4 9.a5a8 Kg6
15 +2.89 7.95 5889392 1... g2g1B 2.Kg3 e3d5 3.Kf3 g1c5
4.d3d2 c5f8 5.d2a2 f8b4 6.a2g2 b4e1
7.g2g1 e1xh4 8.g1h1 h4d8 9.h1xh5 d8b6
<15> +2.89 10.04 7599072 1... g2g1B 2.Kg3 e3d5 3.Kf3 g1c5
4.d3d2 c5f8 5.d2a2 f8b4 6.a2g2 b4e1
7.g2g1 e1xh4 8.g1h1 h4d8 9.h1xh5 d8b6
16 +2.89 15.61 11695563 1... g2g1B 2.Kg3 e3d5 3.Kf3 g1c5
4.d3d2 c5f8 5.d2a2 f8b4 6.a2g2 b4e7
7.g2g1 e7xh4
<16> +2.89 20.42 15527071 1... g2g1B 2.Kg3 e3d5 3.Kf3 g1c5
4.d3d2 c5f8 5.d2a2 f8b4 6.a2g2 b4e7
7.g2g1 e7xh4
17 +2.90 33.06 24846596 1... g2g1B 2.Kg3 e3d5 3.Kf3 g1c5
4.d3d2 c5f8 5.d2a2 f8b4 6.a2g2 b4e7
7.g2g1 e7d8 8.g1d1 Kg6 9.d1h1 d8e7
10.h1h2 Kh6 11.h2h1
<17> +2.90 43.79 33174810 1... g2g1B 2.Kg3 e3d5 3.Kf3 g1c5
4.d3d2 c5f8 5.d2a2 f8b4 6.a2g2 b4e7
7.g2g1 e7d8 8.g1d1 Kg6 9.d1h1 d8e7
10.h1h2 Kh6 11.h2h1
<18> +2.90 1:00 45138945 1... g2g1B 2.Kg3 e3d5 3.Kf3 g1c5
4.d3d2 c5f8 5.d2a2 f8b4 6.a2g2 b4e7
Computed move : g2g1B
NPS: 752315
solution found [20/26], time: 0.04, points: 25, nodes: 15506!
![[Diagram of position #27]](diagrams/pet27.png)
|
White to move
FEN : 5k2/8/8/3R4/6K1/8/3b2pP/8 w - -
Best Move : Rf5+
Position ID: "PET027: rook vs bishop"
|
depth value time nodes pv
1 -4.48 0.00 30 1.d5xd2 g2g1Q 2.Kf4
5/1 -3.21 0.02 426 1.d5d8 Ke7 2.d8e8 Kxe8
<1> -3.21 0.02 607 1.d5d8 Ke7 2.d8e8 Kxe8
3/2 -3.21 0.02 1525 1.d5f5 Kg8 2.f5g5 d2xg5 3.Kh3
<2> -3.21 0.02 1597 1.d5f5 Kg8 2.f5g5 d2xg5 3.Kh3
3 -3.21 0.02 3552 1.d5f5 Ke7 2.f5e5 Kf7 3.e5f5 Ke6
4.f5e5 Kxe5
<3> -3.21 0.03 4032 1.d5f5 Ke7 2.f5e5 Kf7 3.e5f5 Ke6
4.f5e5 Kxe5
? 4 -6.76 0.05 12554 1.d5f5 Ke7 2.f5e5 Kf6 3.e5e1 d2xe1
4.Kh3 g2g1N 5.Kg2
? 2/4 -4.57 0.06 20870 1.d5d8 Kf7 2.d8xd2 g2g1Q 3.Kf3 g1h1
4.Kf4 h1g1
?11/4 -4.48 0.06 22406 1.d5xd2 g2g1Q 2.Kf3 g1h1 3.Kf4 h1g1
<4> -4.48 0.06 22608 1.d5xd2 g2g1Q 2.Kf3 g1h1 3.Kf4 h1g1
5 -4.53 0.08 25171 1.d5xd2 g2g1Q 2.Kf3 g1h1 3.Ke3 h1e1
4.d2e2 e1d1
<5> -4.53 0.08 28451 1.d5xd2 g2g1Q 2.Kf3 g1h1 3.Ke3 h1e1
4.d2e2 e1d1
6 -4.55 0.09 33111 1.d5xd2 g2g1Q 2.Kf3 g1h1 3.Ke3 h1e1
4.d2e2 e1c1 5.Ke4 Kg7
<6> -4.55 0.11 47294 1.d5xd2 g2g1Q 2.Kf3 g1h1 3.Ke3 h1e1
4.d2e2 e1c1 5.Ke4 Kg7
7 -4.48 0.19 95044 1.d5xd2 g2g1Q 2.Kf3 g1h1 3.Kg3 Ke7
4.d2e2 Kf6 5.e2f2 Ke5 6.h3
<7> -4.48 0.24 118535 1.d5xd2 g2g1Q 2.Kf3 g1h1 3.Kg3 Ke7
4.d2e2 Kf6 5.e2f2 Ke5 6.h3
8 -4.46 0.33 189401 1.d5xd2 g2g1Q 2.Kf3 g1b1 3.d2f2 Ke7
4.h4 b1f5 5.Kg3 f5h5 6.f2f3
<8> -4.46 0.41 243379 1.d5xd2 g2g1Q 2.Kf3 g1b1 3.d2f2 Ke7
4.h4 b1f5 5.Kg3 f5h5 6.f2f3
9 -4.48 0.58 359581 1.d5xd2 g2g1Q 2.Kf3 g1b1 3.d2f2 Ke7
4.h3 b1d3 5.Kg4 d3e4 6.Kh5 e4e5
7.Kg4 Ke6
<9> -4.48 0.83 544480 1.d5xd2 g2g1Q 2.Kf3 g1b1 3.d2f2 Ke7
4.h3 b1d3 5.Kg4 d3e4 6.Kh5 e4e5
7.Kg4 Ke6
10 -4.56 1.56 1080113 1.d5xd2 g2g1Q 2.Kf3 Ke7 3.h4 g1f1
4.Kg3 Ke6 5.d2f2 f1d3 6.f2f3 d3g6
7.Kf4 g6f5 8.Kg3 f5h5 9.f3f8
!2/10 -4.06 1.97 1412864 1.d5f5
! 10 -3.31 2.03 1487749 1.d5f5
! 10 -0.11 2.17 1605487 1.d5f5
! 10 -0.08 2.89 2299041 1.d5f5 Kg7 2.Kh3 g2g1R 3.f5e5 g1g6
4.Kh4 Kf6 5.e5d5 d2g5 6.Kh5 g6h6
7.Kg4 h6h4 8.Kf3 h4h5
<10> -0.08 3.02 2387469 1.d5f5 Kg7 2.Kh3 g2g1R 3.f5e5 g1g6
4.Kh4 Kf6 5.e5d5 d2g5 6.Kh5 g6h6
7.Kg4 h6h4 8.Kf3 h4h5
11 -0.04 4.39 3797752 1.d5f5 Kg7 2.Kh3 g2g1R 3.f5f2 g1d1
4.Kg2 d2e3 5.f2e2 e3f4 6.h4 d1d3
7.e2f2 f4g3
<11> -0.04 4.78 4116791 1.d5f5 Kg7 2.Kh3 g2g1R 3.f5f2 g1d1
4.Kg2 d2e3 5.f2e2 e3f4 6.h4 d1d3
7.e2f2 f4g3
12 -0.04 6.84 6142732 1.d5f5 Kg8 2.Kh3 g2g1R 3.f5f2 g1d1
4.Kg2 d2e3 5.f2f1 d1d2 6.Kf3 e3c5
7.f1h1 d2d3 8.Kg4 d3d4 9.Kh3 Kh8
10.Kg2
<12> -0.04 7.80 6910913 1.d5f5 Kg8 2.Kh3 g2g1R 3.f5f2 g1d1
4.Kg2 d2e3 5.f2f1 d1d2 6.Kf3 e3c5
7.f1h1 d2d3 8.Kg4 d3d4 9.Kh3 Kh8
10.Kg2
13 -0.03 12.02 11117472 1.d5f5 Kg7 2.Kh3 g2g1R 3.f5f2 g1d1
4.Kg2 d2e3 5.f2e2 e3f4 6.h4 d1d3
7.h5 f4h6 8.e2e6 Kh7 9.Kh2 d3d1
<13> -0.03 14.50 13124835 1.d5f5 Kg7 2.Kh3 g2g1R 3.f5f2 g1d1
4.Kg2 d2e3 5.f2e2 e3f4 6.h4 d1d3
7.h5 f4h6 8.e2e6 Kh7 9.Kh2 d3d1
14 -0.02 20.22 18969339 1.d5f5 Kg7 2.Kh3 g2g1R 3.f5f2 g1d1
4.Kg2 d2e1 5.f2f4 d1c1 6.h4 c1c2
7.Kh3 e1d2 8.f4g4 Kh6 9.h5 d2g5
10.Kg3 c2c3 11.Kg2
<14> -0.02 26.49 24125383 1.d5f5 Kg7 2.Kh3 g2g1R 3.f5f2 g1d1
4.Kg2 d2e1 5.f2f4 d1c1 6.h4 c1c2
7.Kh3 e1d2 8.f4g4 Kh6 9.h5 d2g5
10.Kg3 c2c3 11.Kg2
15 -0.01 58.03 55637839 1.d5f5 Kg8 2.Kh3 g2g1R 3.f5f2 g1d1
4.Kg2 d2e1 5.f2f4 d1a1 6.h4 a1a2
7.Kh1 e1d2 8.f4g4 Kh7 9.h5 d2h6
10.g4h4 Kg8 11.h4h3 a2a6
<15> -0.01 1:00 57151949 1.d5f5 Kg8 2.Kh3 g2g1R 3.f5f2 g1d1
4.Kg2 d2e1 5.f2f4 d1a1 6.h4 a1a2
7.Kh1 e1d2 8.f4g4 Kh7 9.h5 d2h6
10.g4h4 Kg8 11.h4h3 a2a6
Computed move : d5f5
NPS: 952215
solution found [21/27], time: 1.97, points: 25, nodes: 1412864!
![[Diagram of position #28]](diagrams/pet28.png)
|
White to move
FEN : 8/4kp2/4p1p1/2p1r3/PpP5/3R4/1P1K1PP1/8 w - -
Best Move : g4
Position ID: "PET028: rook endgame"
|
depth value time nodes pv
1 +0.79 0.00 2 1.a5
<1> +0.79 0.00 33 1.a5
2 +0.61 0.00 57 1.a5 Kf6
<2> +0.61 0.00 153 1.a5 Kf6
3 +0.79 0.00 393 1.a5 e5e4 2.b3
<3> +0.79 0.00 537 1.a5 e5e4 2.b3
4 +0.61 0.00 811 1.a5 e5e4 2.b3 Kf6
<4> +0.61 0.00 1665 1.a5 e5e4 2.b3 Kf6
5 +0.65 0.02 4248 1.a5 e5f5 2.Ke3 f5e5 3.Kf4 Kf6
<5> +0.65 0.02 5244 1.a5 e5f5 2.Ke3 f5e5 3.Kf4 Kf6
6 +0.90 0.03 11872 1.a5 e5f5 2.f3 Kf6 3.g4 f5e5
<6> +0.90 0.03 13356 1.a5 e5f5 2.f3 Kf6 3.g4 f5e5
7 +0.89 0.06 28652 1.a5 e5f5 2.f3 f5h5 3.a6 h5h8
4.Ke3 Kf6
<7> +0.89 0.08 34327 1.a5 e5f5 2.f3 f5h5 3.a6 h5h8
4.Ke3 Kf6
8 +0.74 0.19 102126 1.a5 e5h5 2.d3h3 h5f5 3.Ke3 f5e5
4.Kd3 e5g5 5.g3
<8> +0.74 0.22 114097 1.a5 e5h5 2.d3h3 h5f5 3.Ke3 f5e5
4.Kd3 e5g5 5.g3
9 +0.57 0.38 213564 1.a5 e5h5 2.Ke2 h5h8 3.d3d1 h8a8
4.d1a1 a8a6 5.Kd3 Kf6
<9> +0.57 0.44 254064 1.a5 e5h5 2.Ke2 h5h8 3.d3d1 h8a8
4.d1a1 a8a6 5.Kd3 Kf6
10 +0.61 0.58 345188 1.a5 e5h5 2.Ke2 h5h8 3.d3d1 h8a8
4.d1a1 a8a6 5.Kd3 Kf6 6.Ke4 e5
<10> +0.61 0.66 391242 1.a5 e5h5 2.Ke2 h5h8 3.d3d1 h8a8
4.d1a1 a8a6 5.Kd3 Kf6 6.Ke4 e5
11 +0.62 0.86 520456 1.a5 e5h5 2.Ke2 h5h8 3.d3d1 h8a8
4.d1a1 a8a6 5.Kd3 Kf6 6.Ke4 b3
7.g3
<11> +0.62 1.25 762658 1.a5 e5h5 2.Ke2 h5h8 3.d3d1 h8a8
4.d1a1 a8a6 5.Kd3 Kf6 6.Ke4 b3
7.g3
12 +0.62 1.52 942547 1.a5 e5h5 2.Ke2 h5h8 3.d3d1 h8a8
4.d1a1 a8a6 5.Kd3 Kf6 6.Ke4 b3
7.g3 g5 8.f3
2/12 +0.64 2.74 1727162 1.g4 f5 2.d3e3 e5xe3 3.Kxe3 e5
4.a5 Kd7 5.f3 Kc8 6.g4xf5 g6xf5
7.a6 Kb8
<12> +0.64 3.22 2044595 1.g4 f5 2.d3e3 e5xe3 3.Kxe3 e5
4.a5 Kd7 5.f3 Kc8 6.g4xf5 g6xf5
7.a6 Kb8
13 +0.54 6.05 3898989 1.g4 f5 2.g4xf5 e5xf5 3.Ke2 f5e5
4.d3e3 e5h5 5.b3 h5h8 6.e3g3 Kf6
7.g3f3 Ke5 8.f3e3 Kf5 9.a5 h8f8
<13> +0.54 9.92 6464597 1.g4 f5 2.g4xf5 e5xf5 3.Ke2 f5e5
4.d3e3 e5h5 5.b3 h5h8 6.e3g3 Kf6
7.g3f3 Ke5 8.f3e3 Kf5 9.a5 h8f8
14 +0.49 15.89 10146687 1.g4 f5 2.g4xf5 e5xf5 3.Ke2 f5e5
4.d3e3 e5h5 5.b3 h5h1 6.Kf3 h1f1
7.e3d3 Kf6 8.d3d2 f1b1 9.d2d3
<14> +0.49 22.52 14551504 1.g4 f5 2.g4xf5 e5xf5 3.Ke2 f5e5
4.d3e3 e5h5 5.b3 h5h1 6.Kf3 h1f1
7.e3d3 Kf6 8.d3d2 f1b1 9.d2d3
! 15 +0.91 38.88 24445239 1.g4
! 15 +1.08 53.42 33259292 1.g4 f5 2.a5 f5xg4 3.a6 e5f5
4.d3d8 f5xf2 5.Ke3 f2xb2 6.a7 b2a2
7.a7a8Q a2xa8 8.d8xa8 g5 9.Kf2 e5
10.Kg3 Kf6 11.Kxg4 b3
<15> +1.08 54.53 34035517 1.g4 f5 2.a5 f5xg4 3.a6 e5f5
4.d3d8 f5xf2 5.Ke3 f2xb2 6.a7 b2a2
7.a7a8Q a2xa8 8.d8xa8 g5 9.Kf2 e5
10.Kg3 Kf6 11.Kxg4 b3
<16> +1.08 1:00 37071480 1.g4 f5 2.a5 f5xg4 3.a6 e5f5
Computed move : g4
NPS: 617652
solution found [22/28], time: 2.74, points: 23, nodes: 2044595!
![[Diagram of position #29]](diagrams/pet29.png)
|
Black to move
FEN : 1r3k2/5pp1/3p2p1/8/3P4/P6P/2R2P1K/8 b - -
Best Move : Ra8
Position ID: "PET029: rook endgame"
|
depth value time nodes pv
1 +0.36 0.00 2 1... Ke7
<1> +0.36 0.00 19 1... Ke7
2 +0.00 0.00 48 1... Ke7 2.Kg3
5/2 +0.01 0.00 151 1... b8a8 2.c2a2
11/2 +0.07 0.00 219 1... b8b3 2.a4
<2> +0.07 0.00 248 1... b8b3 2.a4
3 +0.29 0.00 789 1... b8b3 2.c2a2 Ke7
<3> +0.29 0.00 963 1... b8b3 2.c2a2 Ke7
4 +0.23 0.02 2947 1... b8b3 2.c2c6 Ke7 3.a4
<4> +0.23 0.02 4165 1... b8b3 2.c2c6 Ke7 3.a4
5 +0.53 0.03 9233 1... b8b3 2.c2c8 Ke7 3.c8c7 Ke6
4.c7a7 g5 5.Kg2 b3c3
<5> +0.53 0.03 9803 1... b8b3 2.c2c8 Ke7 3.c8c7 Ke6
4.c7a7 g5 5.Kg2 b3c3
6 +0.46 0.06 29242 1... b8b3 2.c2c6 Ke7 3.c6a6 Ke6
4.Kg2
<6> +0.46 0.06 31275 1... b8b3 2.c2c6 Ke7 3.c6a6 Ke6
4.Kg2
7 +0.53 0.08 40311 1... b8b3 2.c2c6 Ke7 3.c6c7
<7> +0.53 0.09 44931 1... b8b3 2.c2c6 Ke7 3.c6c7
8 +0.53 0.13 63343 1... b8b3 2.c2c6 Ke7 3.c6c7 Kf6
4.c7a7 b3b2 5.Kg2 b2a2 6.Kf3 g5
<8> +0.53 0.13 66651 1... b8b3 2.c2c6 Ke7 3.c6c7 Kf6
4.c7a7 b3b2 5.Kg2 b2a2 6.Kf3 g5
9 +0.18 0.20 113568 1... b8b3 2.c2a2 b3d3 3.a4 d3xd4
4.a5 d4c4 5.a6 c4c8 6.a7 c8a8
7.Kg2
2/9 +0.28 0.30 170895 1... b8a8 2.c2c3 a8a4 3.c3d3 Ke7
4.d5 g5 5.d3e3 Kf6 6.Kg3 Kf5
<9> +0.28 0.58 331056 1... b8a8 2.c2c3 a8a4 3.c3d3 Ke7
4.d5 g5 5.d3e3 Kf6 6.Kg3 Kf5
10 +0.37 0.70 410743 1... b8a8 2.c2c3 a8a4 3.c3d3 Ke7
4.d5 f5 5.d3e3 Kf7 6.e3e6 a4xa3
7.e6xd6 a3d3
<10> +0.37 1.19 710324 1... b8a8 2.c2c3 a8a4 3.c3d3 Ke7
4.d5 f5 5.d3e3 Kf7 6.e3e6 a4xa3
7.e6xd6 a3d3
11 +0.46 1.58 975817 1... b8a8 2.c2c3 a8a4 3.c3d3 Ke7
4.d5 g5 5.Kg2 Kf6 6.d3f3 Kg6
7.f3b3 a4a5 8.b3d3
<11> +0.46 2.06 1286137 1... b8a8 2.c2c3 a8a4 3.c3d3 Ke7
4.d5 g5 5.Kg2 Kf6 6.d3f3 Kg6
7.f3b3 a4a5 8.b3d3
12 +0.32 2.86 1830819 1... b8a8 2.c2c3 a8a4 3.c3d3 Ke7
4.d5 g5 5.Kg3 Kf6 6.d3f3 Ke5
7.f3xf7 a4xa3 8.Kg4 g6 9.f7d7 Kxd5
10.Kxg5
5/12 +0.56 11.78 7455466 1... Ke7 2.c2c3 Ke6 3.Kg3 g5
4.f3 f6 5.c3c7 b8b3 6.a4 b3a3
7.a5 Kd5
<12> +0.56 11.97 7584345 1... Ke7 2.c2c3 Ke6 3.Kg3 g5
4.f3 f6 5.c3c7 b8b3 6.a4 b3a3
7.a5 Kd5
13 +0.49 18.72 11889338 1... Ke7 2.Kg2 Ke6 3.c2c7 b8b5
4.a4 b5a5 5.c7c4 Kd5 6.c4c7 f6
7.h4 Kxd4 8.c7xg7 g5 9.h4xg5
<13> +0.49 20.09 12799922 1... Ke7 2.Kg2 Ke6 3.c2c7 b8b5
4.a4 b5a5 5.c7c4 Kd5 6.c4c7 f6
7.h4 Kxd4 8.c7xg7 g5 9.h4xg5
14 +0.57 42.66 27296908 1... Ke7 2.Kg2 b8b7 3.c2c4 b7b3
4.a4 Ke6 5.c4c7 b3d3 6.a5 d3xd4
7.a6 d5 8.a7 d4a4 9.c7b7 d4
10.Kf3
<14> +0.57 45.38 29131441 1... Ke7 2.Kg2 b8b7 3.c2c4 b7b3
4.a4 Ke6 5.c4c7 b3d3 6.a5 d3xd4
7.a6 d5 8.a7 d4a4 9.c7b7 d4
10.Kf3
<15> +0.57 1:00 38383500 1... Ke7 2.Kg2 b8b7 3.c2e2 Kd7
4.d5 b7b1 5.e2a2 b1b5 6.a2d2 b5b3
Computed move : Ke7
NPS: 639725
no solution found [:-( [22/29]!
![[Diagram of position #30]](diagrams/pet30.png)
|
White to move
FEN : 5k2/p1p4R/1pr5/3p1pP1/P2P1P2/2P2K2/8/8 w - -
Best Move : Kg3
Position ID: "PET030: rook endgame"
|
depth value time nodes pv
1 -0.80 0.00 6 1.Ke3 c6xc3 2.Kf2
3/1 -0.64 0.00 98 1.Kg3 c6xc3 2.Kh4
13/1 -0.42 0.00 146 1.g6 c6xc3 2.Kg2
<1> -0.42 0.01 176 1.g6 c6xc3 2.Kg2
2 -0.42 0.01 193 1.g6 c6xc3
<2> -0.42 0.01 338 1.g6 c6xc3
3 -0.42 0.01 444 1.g6 c6xc3 2.Kg2 a6
<3> -0.42 0.01 1004 1.g6 c6xc3 2.Kg2 a6
4 -0.39 0.01 1811 1.g6 c6xc3 2.Kg2 Ke8 3.Kf2
3/4 -0.30 0.01 3020 1.h7d7 c6xc3 2.Ke2 a6 3.d7xd5
<4> -0.30 0.03 3762 1.h7d7 c6xc3 2.Ke2 a6 3.d7xd5
5 -0.01 0.03 5792 1.h7d7 c6xc3 2.Ke2 c3c4 3.d7xd5 c4xa4
4.d5xf5 Ke7
<5> -0.01 0.04 7969 1.h7d7 c6xc3 2.Ke2 c3c4 3.d7xd5 c4xa4
4.d5xf5 Ke7
6 +0.03 0.06 15218 1.h7d7 c6xc3 2.Ke2 c3c2 3.Kd3 c2a2
4.d7xd5 a2a3 5.Kc2 a3xa4 6.d5xf5 Ke7
<6> +0.03 0.06 20903 1.h7d7 c6xc3 2.Ke2 c3c2 3.Kd3 c2a2
4.d7xd5 a2a3 5.Kc2 a3xa4 6.d5xf5 Ke7
7 +0.04 0.10 45548 1.h7d7 c6xc3 2.Ke2 c3a3 3.d7xd5 a3a2
4.Kd3 a2a3 5.Kd2 Ke7 6.d5e5
<7> +0.04 0.14 56375 1.h7d7 c6xc3 2.Ke2 c3a3 3.d7xd5 a3a2
4.Kd3 a2a3 5.Kd2 Ke7 6.d5e5
8 +0.07 0.20 88884 1.h7d7 c6xc3 2.Ke2 c3a3 3.d7xd5 a3a2
4.Kd3 a2a3 5.Kd2 a3xa4 6.d5xf5 Kg7
7.f5d5 Kg6
<8> +0.07 0.21 101784 1.h7d7 c6xc3 2.Ke2 c3a3 3.d7xd5 a3a2
4.Kd3 a2a3 5.Kd2 a3xa4 6.d5xf5 Kg7
7.f5d5 Kg6
9 +0.21 0.40 212632 1.h7d7 c6xc3 2.Ke2 c3a3 3.d7xd5 a3a2
4.Kd3 a2a3 5.Kd2 a3xa4 6.d5xf5 Kg7
7.f5d5 a4a2 8.Ke3 Kg6
<9> +0.21 0.46 240694 1.h7d7 c6xc3 2.Ke2 c3a3 3.d7xd5 a3a2
4.Kd3 a2a3 5.Kd2 a3xa4 6.d5xf5 Kg7
7.f5d5 a4a2 8.Ke3 Kg6
10 +0.32 0.84 463586 1.h7d7 c6xc3 2.Ke2 c3a3 3.d7xd5 a3a2
4.Kd3 a2a3 5.Kc4 Ke7 6.Kb4 a3d3
7.d5e5 Kd6 8.Kc4 d3a3
<10> +0.32 0.93 518159 1.h7d7 c6xc3 2.Ke2 c3a3 3.d7xd5 a3a2
4.Kd3 a2a3 5.Kc4 Ke7 6.Kb4 a3d3
7.d5e5 Kd6 8.Kc4 d3a3
11 +0.23 1.62 936146 1.h7d7 c6xc3 2.Ke2 c3a3 3.d7xd5 Ke7
4.d5xf5 a3xa4 5.f5e5 Kf7 6.Kd3 a4a3
7.Ke4 a3g3 8.Kd5 Kg6 9.e5e7
<11> +0.23 1.81 1054273 1.h7d7 c6xc3 2.Ke2 c3a3 3.d7xd5 Ke7
4.d5xf5 a3xa4 5.f5e5 Kf7 6.Kd3 a4a3
7.Ke4 a3g3 8.Kd5 Kg6 9.e5e7
12 +0.48 3.87 2288405 1.h7d7 c6xc3 2.Ke2 c3a3 3.d7xd5 a3a2
4.Kd3 a2a3 5.Kc4 Ke7 6.Kb5 a3b3
7.Kc6 b3c3 8.Kb7 c3c4 9.d5xf5 c4xa4
10.f5f6 a4c4 11.Kxa7 c4xd4
<12> +0.48 4.06 2411099 1.h7d7 c6xc3 2.Ke2 c3a3 3.d7xd5 a3a2
4.Kd3 a2a3 5.Kc4 Ke7 6.Kb5 a3b3
7.Kc6 b3c3 8.Kb7 c3c4 9.d5xf5 c4xa4
10.f5f6 a4c4 11.Kxa7 c4xd4
13 +0.58 10.45 6255646 1.h7d7 c6xc3 2.Ke2 c6 3.d7xa7 c3c4
4.Kd3 c5 5.d4xc5 b6xc5 6.a7d7 c4xa4
7.d7xd5 a4xf4 8.d5xc5 Kf7 9.Ke3
<13> +0.58 10.71 6440436 1.h7d7 c6xc3 2.Ke2 c6 3.d7xa7 c3c4
4.Kd3 c5 5.d4xc5 b6xc5 6.a7d7 c4xa4
7.d7xd5 a4xf4 8.d5xc5 Kf7 9.Ke3
14 +0.41 19.34 11799586 1.h7d7 c6xc3 2.Ke2 c6 3.d7xa7 c3c4
4.Kd3 c5 5.d4xc5 b6xc5 6.Ke3 c4c3
7.Kd2 c3a3 8.a7a5 a3a2 9.Kd1 a2a1
10.Kc2 Kf7 11.a5xc5 a1xa4
<14> +0.41 22.00 13500841 1.h7d7 c6xc3 2.Ke2 c6 3.d7xa7 c3c4
4.Kd3 c5 5.d4xc5 b6xc5 6.Ke3 c4c3
7.Kd2 c3a3 8.a7a5 a3a2 9.Kd1 a2a1
10.Kc2 Kf7 11.a5xc5 a1xa4
15 +0.50 39.09 24304818 1.h7d7 c6xc3 2.Ke2 c6 3.d7xa7 c3c4
4.Kd3 c5 5.d4xc5 b6xc5 6.a7d7 c4xa4
7.d7xd5 a4xf4 8.Ke3 f4f1 9.d5xc5 f4
10.Ke2 f1g1 11.c5f5 Ke7 12.Kf3
<15> +0.50 41.79 26036363 1.h7d7 c6xc3 2.Ke2 c6 3.d7xa7 c3c4
4.Kd3 c5 5.d4xc5 b6xc5 6.a7d7 c4xa4
7.d7xd5 a4xf4 8.Ke3 f4f1 9.d5xc5 f4
10.Ke2 f1g1 11.c5f5 Ke7 12.Kf3
<16> +0.50 1:00 37550999 1.h7d7 c6xc3 2.Ke2 c6 3.d7xa7 c3c4
4.Kd3 c5 5.d4xc5 b6xc5 6.a7d7 c4xa4
7.d7xd5 a4xf4 8.Ke3 f4f1 9.Ke2 f1f4
10.d5xc5
Computed move : h7d7
NPS: 625745
no solution found [:-( [22/30]!