Syzygy endgame tablebases

Black is losing with DTZ 106

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

KRPvKB.pgn lichess.org

Histogram: KRP winning vs. KB (log scale)

Longest KRPvKB phases

KRPvKB statistics (unique positions)

White wins:
410,097,342 (81.1%)
Frustrated white wins:
118 (0.0%)
Draws:
95,849,198 (18.9%)
Black wins:
4,838 (0.0%)
KRPvKB.json (?)