Syzygy endgame tablebases

Black is losing with DTZ 10

Bd3+ DTM 15 Loss with DTZ 9 Be2 DTM 13 Loss with DTZ 7 Kg5 DTM 13 Loss with DTZ 5 Kg3 DTM 11 Loss with DTZ 5 Kh4 DTM 9 Loss with DTZ 5 Kh5 DTM 9 Loss with DTZ 5 Kh3 DTM 7 Loss with DTZ 5 Kf4 DTM 13 Loss with DTZ 3 Kf5 DTM 13 Loss with DTZ 3 Bc4 DTM 11 Loss with DTZ 3 Bg2 DTM 11 Loss with DTZ 3 Kf3 DTM 11 Loss with DTZ 3 Bh3 DTM 9 Loss with DTZ 3 Ba6 DTM 9 Loss with DTZ 1 Bb5 DTM 9 Loss with DTZ 1

KQRvKB.pgn lichess.org

Histogram: KQR winning vs. KB (log scale)

Longest KQRvKB phases

KQR winning with DTZ 10

KQRvKB statistics (unique positions)

White wins:
131,835,813 (92.7%)

Draws:
10,371,791 (7.3%)

KQRvKB.json (?)

KQRvKB dependencies

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

KRvKB · KQvKB · KQRvK

KQRvKB.txt KQRvKB.dot