Syzygy endgame tablebases

Draw by stalemate

KRRRBvK.pgn lichess.org

Histogram: KRRRB winning vs. K (log scale)

Longest KRRRBvK phases

KRRRBvK statistics (unique positions)

White wins:
8,540,417,868 (98.9%)
Draws:
95,911,830 (1.1%)
KRRRBvK.json (?)

KRRRBvK dependencies

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

KRRBvK · KRRRvK

KRRRBvK.txt KRRRBvK.dot