Syzygy endgame tablebases

White is losing with DTZ 246

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


Histogram: KBBP losing vs. KQ (log scale)

Longest KBBPvKQ phases

KBBPvKQ statistics (unique positions)

White wins:
5,373,776,982 (21.0%)
Frustrated white wins:
876,436 (0.0%)
3,727,151,424 (14.6%)
Frustrated black wins:
541,063,170 (2.1%)
Black wins:
15,957,643,312 (62.3%)
KBBPvKQ.json (?)