Syzygy endgame tablebases

Black is losing with DTZ 128

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

KRBNvKBN.pgn lichess.org

Histogram: KRBN winning vs. KBN (log scale)

Longest KRBNvKBN phases

KRBNvKBN statistics (unique positions)

White wins:
401,807,570,538 (78.7%)
Frustrated white wins:
6,608,476,286 (1.3%)
Draws:
102,185,115,884 (20.0%)
Frustrated black wins:
98,665 (0.0%)
Black wins:
60,728,163 (0.0%)
KRBNvKBN.json (?)