Syzygy endgame tablebases

Black is losing with DTZ 30

KQRvKR.pgn lichess.org

Histogram: KQR winning vs. KR (log scale)

Longest KQRvKR phases

KQRvKR statistics (unique positions)

White wins:
120,015,209 (89.1%)
Draws:
14,461,706 (10.7%)
Black wins:
223,455 (0.2%)
KQRvKR.json (?)