Syzygy endgame tablebases

White is losing with DTZ 22

KBvKQ.pgn lichess.org

Histogram: KB losing vs. KQ (log scale)

Longest KBvKQ phases

KBvKQ statistics (unique positions)

Draws:
345,481 (13.3%)
Black wins:
2,252,933 (86.7%)
KBvKQ.json (?)

KBvKQ dependencies

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

KBvK · KQvK

KQvKB.txt KQvKB.dot