Syzygy endgame tablebases

Tablebase draw

KRBNNvKQ.pgn lichess.org

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%)
Draws:
158,409,731,635 (35.2%)
Frustrated black wins:
8,550,502 (0.0%)
Black wins:
29,514,617,183 (6.6%)
KRBNNvKQ.json (?)