Syzygy endgame tablebases

Black is losing with DTZ 112

This is a blessed loss. Mate can be forced, but a draw can be achieved under the fifty-move rule.

KRRBvKNN.pgn lichess.org

Histogram: KRRB winning vs. KNN (log scale)

Longest KRRBvKNN phases

KRRBvKNN statistics (unique positions)

White wins:
471,707,732,864 (95.6%)
Frustrated white wins:
17,887,113,802 (3.6%)
Draws:
3,714,524,336 (0.8%)
Black wins:
26,885,100 (0.0%)
KRRBvKNN.json (?)