Deepest win for white:


[Event ""]
[Date "2010.08.17"]
[Site ""]
[White "Perfect play"]
[Black "Perfect play"]
[Result "1-0"]
[Round ""]
[GameType "20"]
[FEN "W:W16,46:B4,5,K21."]


1. 16x27 5-10 2. 27-21 {27-22} 10-15 {10-14} 3. 21-16 {21-17} 15-20 4. 16-11 20-24 5. 11-6 {11-7} 24-29 6. 6-1 29-33 7. 1-34 33-38 8. 46-41 38-42 9. 41-37 42x31 10. 34-23 {34-48} 31-36 {4-9} 11. 23-19 {23-5, 23-28, 23-32, 23-37, 23-46} 4-9 12. 19-10 {19-5, 19-23, 19-28, 19-32, 19-37, 19-46} 9-13 13. 10-5 {10-14, 10-28, 10-32, 10-37, 10-46} 13-18 14. 5-10 {5-14, 5-19, 5-32, 5-37, 5-46} 18-22 15. 10-5 {10-14, 10-19, 10-23, 10-37, 10-46} 22-27 16. 5-10 {5-14, 5-19, 5-23, 5-28, 5-46} 36-41 17. 10x46 27-31 18. 46-41 {46-32, 46-28, 46-23, 46-19, 46-14, 46-10, 46-5} 31-36 19. 41-37 {41-32, 41-28, 41-23, 41-19, 41-14, 41-10, 41-5, 41-47, 41-46} 36-41 20. 37x46 1-0
Non capture positions

Win: 86.449 (0.3%)
Draw: 13.163.908 (44.5%)
Lose: 16.326.844 (55.2%)

Number of positions with white to win in X moves
1: 42
2: 15.161
3: 6.878
4: 14.928
5: 27.891
6: 3.395
7: 1.384
8: 2.795
9: 3.036
10: 3.270
11: 3.377
12: 1.992
13: 1.340
14: 539
15: 342
16: 51
17: 5
18: 23
 Number of positions with white to lose in X moves
1: 38.191
2: 328.960
3: 1.343.632
4: 3.944.428
5: 5.144.430
6: 3.345.781
7: 1.320.312
8: 473.909
9: 212.802
10: 94.410
11: 44.423
12: 20.577
13: 8.053
14: 3.692
15: 1.773
16: 954
17: 176
18: 23
19: 2

All positions

Win: 1.007.304 (2.4%)
Draw: 18.364.875 (44.2%)
Lose: 22.186.061 (53.4%)

Number of positions with white to win in X moves
1: 53.020
2: 60.385
3: 63.308
4: 133.789
5: 149.483
6: 109.274
7: 103.254
8: 97.487
9: 80.908
10: 56.818
11: 39.760
12: 25.476
13: 16.765
14: 8.996
15: 4.492
16: 1.949
17: 1.134
18: 710
19: 255
20: 41
 Number of positions with white to lose in X moves
1: 432.687
2: 592.752
3: 1.964.372
4: 5.100.246
5: 6.277.928
6: 4.314.660
7: 1.936.624
8: 785.146
9: 387.375
10: 197.392
11: 101.830
12: 50.923
13: 23.930
14: 11.044
15: 4.795
16: 2.455
17: 1.028
18: 393
19: 153
20: 12