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Syzygy endgame tablebases

Black is winning with DTZ 151

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

KQBNvKQQ.pgn

Histogram: KQBN losing (log scale)

Longest KQBNvKQQ phases

KQBNvKQQ statistics

69,519,089,900 (19.8%)
166,548 (0.0%)
64,064,478,628 (18.2%)
173,820 (0.0%)
218,011,717,592 (62.0%)
KQBNvKQQ.json (?)