Syzygy endgame tablebases

Black is winning with DTZ 153

This is a cursed win. Mate can be forced, but a draw can be achieved under the fifty-move rule.


Histogram: KBBN losing vs. KQN (log scale)

Longest KBBNvKQN phases

KBBNvKQN statistics (unique positions)

White wins:
70,518,652,689 (15.1%)
Frustrated white wins:
1,804,775,530 (0.4%)
42,476,828,585 (9.1%)
Frustrated black wins:
1,362,293,542 (0.3%)
Black wins:
349,839,240,014 (75.1%)
KBBNvKQN.json (?)