Syzygy endgame tablebases

White is losing with DTZ 204

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


Histogram: KRBN losing vs. KQP (log scale)

Longest KRBNvKQP phases

KRBNvKQP statistics (unique positions)

White wins:
360,818,349,667 (26.0%)
Frustrated white wins:
60,156,410 (0.0%)
463,488,596,496 (33.4%)
Frustrated black wins:
211,366,310 (0.0%)
Black wins:
564,425,998,931 (40.6%)
KRBNvKQP.json (?)