Syzygy endgame tablebases

White is winning with DTZ 218

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


Histogram: KRBNN winning vs. KQ (log scale)

Longest KRBNNvKQ phases

KRBNNvKQ statistics (unique positions)

White wins:
261,991,949,540 (58.2%)
Frustrated white wins:
86,458,848 (0.0%)
158,409,731,635 (35.2%)
Frustrated black wins:
8,550,502 (0.0%)
Black wins:
29,514,617,183 (6.6%)
KRBNNvKQ.json (?)