Syzygy endgame tablebases

Black is losing with DTZ 470

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

KQNvKRBN.pgn lichess.org

Histogram: KQN winning vs. KRBN (log scale)

Longest KQNvKRBN phases

KQNvKRBN statistics

247,681,177,243 (55.1%)
29,312,796,465 (6.5%)
68,162,241,258 (15.2%)
35,765,764 (0.0%)
104,174,295,390 (23.2%)
KQNvKRBN.json (?)