Syzygy endgame tablebases

White is winning with DTZ 438

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


Histogram: KBBN winning vs. KBB (log scale)

Longest KBBNvKBB phases

KBBNvKBB statistics (unique positions)

White wins:
79,216,381,328 (15.5%)
Frustrated white wins:
4,065,518,168 (0.8%)
427,838,588,920 (83.6%)
Frustrated black wins:
275,282,432 (0.1%)
Black wins:
549,152,336 (0.1%)
KBBNvKBB.json (?)