Syzygy endgame tablebases

White is winning with DTZ 126

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

KRRBvKQQ.pgn lichess.org

Histogram: KRRB winning vs. KQQ (log scale)

Longest KRRBvKQQ phases

KRRBvKQQ statistics (unique positions)

White wins:
52,619,581,002 (14.7%)
Frustrated white wins:
19,291,408 (0.0%)
Draws:
92,900,986,372 (26.0%)
Black wins:
212,032,083,264 (59.3%)
KRRBvKQQ.json (?)