Syzygy endgame tablebases

Black is losing with DTZ 16

KRRRvKNN.pgn lichess.org

Histogram: KRRR winning vs. KNN (log scale)

Longest KRRRvKNN phases

KRRRvKNN statistics (unique positions)

White wins:
468,606,885,930 (99.5%)
Draws:
2,155,644,924 (0.5%)
Black wins:
21,302,250 (0.0%)
KRRRvKNN.json (?)