Syzygy endgame tablebases

Black is losing with DTZ 8

KRRRvK.pgn lichess.org

Histogram: KRRR winning vs. K (log scale)

Longest KRRRvK phases

KRRRvK statistics (unique positions)

White wins:
149,991,834 (99.4%)
Draws:
917,946 (0.6%)
KRRRvK.json (?)

KRRRvK dependencies

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

KRRvK

KRRRvK.txt KRRRvK.dot