Syzygy endgame tablebases

White is winning with DTZ 1

KQRvKBB.pgn lichess.org

Histogram: KQR winning vs. KBB (log scale)

Longest KQRvKBB phases

KQRvKBB statistics (unique positions)

White wins:
6,464,566,216 (83.1%)
Frustrated white wins:
12,458,948 (0.2%)
Draws:
1,288,271,526 (16.6%)
Black wins:
10,516,394 (0.1%)
KQRvKBB.json (?)

KQRvKBB dependencies

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

KBBvKR · KBBvKQ · KQRvKB

KQRvKBB.txt KQRvKBB.dot