Syzygy endgame tablebases

Black is losing with DTZ 118

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


Histogram: KQBBB winning vs. KR (log scale)

Longest KQBBBvKR phases

KQBBBvKR statistics (unique positions)

White wins:
420,546,864,192 (96.2%)
Frustrated white wins:
35,593,170 (0.0%)
16,546,778,850 (3.8%)
Black wins:
194,952,708 (0.0%)
KQBBBvKR.json (?)