Syzygy endgame tablebases

Black is winning with DTZ 213

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


Histogram: KBBPP losing vs. KQ (log scale)

Longest KBBPPvKQ phases

KBBPPvKQ statistics (unique positions)

White wins:
321,378,413,280 (29.1%)
Frustrated white wins:
28,034,224 (0.0%)
234,846,389,048 (21.3%)
Frustrated black wins:
10,274,474,488 (0.9%)
Black wins:
538,436,549,792 (48.7%)
KBBPPvKQ.json (?)