Deepest win for white:

[Event ""] [Date "2010.08.09"] [Site ""] [White "Perfect play"] [Black "Perfect play"] [Result "1-0"] [Round ""] [GameType "20"] [FEN "W:W46:B3,4,K21,K31,K41."] 1. 46x17 4-9 {3-9, 3-8} 2. 17-11 {17-12} 9-13 3. 11-6 {11-7} 13-18 4. 6-1 18-22 5. 1-23 {1-6} 22-27 6. 23-19 {23-14, 23-10, 23-5, 23-28, 23-37, 23-41, 23-46} 27-31 {3-9} 7. 19-10 {19-5, 19-23, 19-28, 19-32, 19-41, 19-46} 31-36 {3-9, 3-8} 8. 10-5 {10-23, 10-28, 10-32, 10-37, 10-46} 3-9 {3-8} 9. 5-10 {5-23, 5-28, 5-32, 5-37, 5-46} 9-13 10. 10-5 {10-14, 10-28, 10-32, 10-37, 10-46} 13-18 11. 5-10 {5-14, 5-19, 5-32, 5-37, 5-46} 18-22 12. 10-5 {10-14, 10-19, 10-23, 10-37, 10-46} 22-27 13. 5-10 {5-14, 5-19, 5-23, 5-28, 5-46} 36-41 14. 10x46 27-31 15. 46-41 {46-32, 46-28, 46-23, 46-19, 46-14, 46-10, 46-5} 31-36 16. 41-37 {41-32, 41-28, 41-23, 41-19, 41-14, 41-10, 41-5, 41-47, 41-46} 36-41 17. 37x46 1-0

Non capture positions

Win: 0 (0.0%)
Draw: 21 (0.0%)
Lose: 529.554.450 (100.0%)

Number of positions with white to win in X moves
Number of positions with white to lose in X moves
1: 165.819.278
2: 229.232.128
3: 106.225.827
4: 22.990.138
5: 2.077.821
6: 33.233
7: 1.665
8: 265
9: 231
10: 169
11: 154
12: 125
13: 105
14: 94
15: 22
16: 28
17: 18
18: 3
19: 1
20: 3

All positions

Win: 50.249 (0.0%)
Draw: 95.303 (0.0%)
Lose: 693.694.298 (100.0%)

Number of positions with white to win in X moves
1: 10.224
2: 3.124
3: 3.394
4: 8.961
5: 6.768
6: 4.544
7: 2.841
8: 2.680
9: 2.168
10: 1.441
11: 1.402
12: 1.153
13: 642
14: 479
15: 246
16: 157
17: 25
Number of positions with white to lose in X moves
1: 212.230.488
2: 304.839.536
3: 138.628.974
4: 28.667.153
5: 4.097.999
6: 965.926
7: 282.680
8: 151.910
9: 117.637
10: 95.741
11: 73.462
12: 59.246
13: 48.533
14: 43.071
15: 36.394
16: 32.629
17: 29.574
18: 24.144
19: 20.659
20: 22.565
21: 20.784
22: 10.179
23: 5.839
24: 4.477
25: 4.615
26: 2.713
27: 1.889
28: 1.077
29: 642
30: 361
31: 208
32: 51