Syzygy endgame tablebases

Black is winning with DTZ 120

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


Histogram: KBBPP losing vs. KP (log scale)

Longest KBBPPvKP phases

KBBPPvKP statistics (unique positions)

White wins:
926,688,597,580 (93.9%)
Frustrated white wins:
4,160,552 (0.0%)
29,019,580,180 (2.9%)
Frustrated black wins:
603,518,444 (0.1%)
Black wins:
31,053,605,404 (3.1%)
KBBPPvKP.json (?)