Syzygy endgame tablebases

White is winning with DTZ 1

KQBBvKB.pgn lichess.org

Histogram: KQBB winning vs. KB (log scale)

Longest KQBBvKB phases

KQBBvKB statistics (unique positions)

White wins:
7,546,122,914 (90.8%)
Draws:
761,847,538 (9.2%)
Black wins:
172,564 (0.0%)
KQBBvKB.json (?)

KQBBvKB dependencies

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

KBBvKB · KQBvKB · KQBBvK

KQBBvKB.txt KQBBvKB.dot