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Syzygy endgame tablebases

Black is losing with DTZ 139

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

KQRNvKQQ.pgn

Histogram: KQRN winning (log scale)

Longest KQRNvKQQ phases

KQRNvKQQ statistics

116,634,119,544 (34.8%)
838,550 (0.0%)
60,236,794,850 (18.0%)
73,188 (0.0%)
158,159,546,196 (47.2%)
KQRNvKQQ.json (?)