Syzygy endgame tablebases

Black is winning with DTZ 257

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


Histogram: KRNN losing vs. KQN (log scale)

Longest KRNNvKQN phases

KRNNvKQN statistics (unique positions)

White wins:
92,612,222,210 (20.1%)
120,059,174,751 (26.1%)
Frustrated black wins:
91,427,818 (0.0%)
Black wins:
247,049,448,969 (53.7%)
KRNNvKQN.json (?)