Syzygy endgame tablebases

Black is losing with DTZ 8

KQRRBvK.pgn lichess.org

Histogram: KQRRB winning vs. K (log scale)

Longest KQRRBvK phases

KQRRBvK statistics (unique positions)

White wins:
8,045,142,036 (98.1%)
Draws:
159,753,868 (1.9%)
KQRRBvK.json (?)