Syzygy endgame tablebases

Black is losing with DTZ 8

KQRRvK.pgn lichess.org

Histogram: KQRR winning vs. K (log scale)

Longest KQRRvK phases

KQRRvK statistics (unique positions)

White wins:
140,909,149 (98.6%)
Draws:
2,013,946 (1.4%)
KQRRvK.json (?)