Syzygy endgame tablebases

Black is losing with DTZ 4

KQQRvKBB.pgn lichess.org

Histogram: KQQR winning vs. KBB (log scale)

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Longest KQQRvKBB phases

KQQRvKBB statistics (unique positions)

White wins:
390,097,822,730 (99.8%)

Frustrated white wins:
3,697,892 (0.0%)

Draws:
633,912,194 (0.2%)

Black wins:
32,145,084 (0.0%)

KQQRvKBB.json (?)

KQQRvKBB dependencies

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

KQRvKBB · KQQvKBB · KQQRvKB

KQQRvKBB.txt KQQRvKBB.dot