Syzygy endgame tablebases

White is winning with DTZ 655

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

KRBBPvKQ.pgn lichess.org

Histogram: KRBBP winning vs. KQ (log scale)

Longest KRBBPvKQ phases

KRBBPvKQ statistics

727,872,993,812 (53.7%)
13,053,407,274 (1.0%)
447,419,064,034 (33.0%)
8,361,656,942 (0.6%)
157,978,130,642 (11.7%)
KRBBPvKQ.json (?)