Syzygy endgame tablebases

White is winning with DTZ 123

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

KRBNvKBB.pgn lichess.org

Histogram: KRBN winning vs. KBB (log scale)

Longest KRBNvKBB phases

KRBNvKBB statistics (unique positions)

White wins:
363,868,464,613 (73.5%)
Frustrated white wins:
9,636,489,222 (1.9%)
Draws:
121,177,565,785 (24.5%)
Frustrated black wins:
257,929,174 (0.1%)
Black wins:
368,960,150 (0.1%)
KRBNvKBB.json (?)