Syzygy endgame tablebases

White is winning with DTZ 5

KRRRvKR.pgn lichess.org

Histogram: KRRR winning vs. KR (log scale)

Longest KRRRvKR phases

KRRRvKR statistics (unique positions)

White wins:
7,771,910,049 (99.7%)
Draws:
15,578,775 (0.2%)
Black wins:
7,318,602 (0.1%)
KRRRvKR.json (?)