Syzygy endgame tablebases

White is winning with DTZ 1

KQBvKRR.pgn lichess.org

Histogram: KQB winning vs. KRR (log scale)

Longest KQBvKRR phases

KQBvKRR statistics (unique positions)

White wins:
4,621,156,730 (62.8%)
Frustrated white wins:
3,747,237 (0.1%)
Draws:
1,295,846,515 (17.6%)
Black wins:
1,433,419,334 (19.5%)
KQBvKRR.json (?)

KQBvKRR dependencies

To probe all KQBvKRR positions, these tables and their transitive dependencies are also required:

KRRvKB · KQBvKR · KRRvKQ

KQBvKRR.txt KQBvKRR.dot