Syzygy endgame tablebases

Black is winning with DTZ 157

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

KBBPvKQB.pgn lichess.org

Histogram: KBBP losing vs. KQB (log scale)

Longest KBBPvKQB phases

KBBPvKQB statistics (unique positions)

White wins:
121,040,856,902 (8.6%)
Frustrated white wins:
17,332,004 (0.0%)
Draws:
198,361,763,084 (14.1%)
Frustrated black wins:
2,803,034,158 (0.2%)
Black wins:
1,084,434,557,444 (77.1%)
KBBPvKQB.json (?)