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Syzygy endgame tablebases

Black is losing with DTZ 150

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

KQRBvKQP.pgn

Histogram: KQRB winning (log scale)

Longest KQRBvKQP phases

KQRBvKQP statistics

928,697,152,963 (77.2%)
1,749,283 (0.0%)
153,233,000,993 (12.7%)
78,422,481 (0.0%)
120,409,611,216 (10.0%)
KQRBvKQP.json (?)