Syzygy endgame tablebases

White is losing with DTZ 149

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


Histogram: KBBN losing vs. KRB (log scale)

Longest KBBNvKRB phases

KBBNvKRB statistics (unique positions)

White wins:
60,169,166,408 (12.2%)
Frustrated white wins:
9,411,910 (0.0%)
365,574,859,478 (74.0%)
Frustrated black wins:
31,856,813,850 (6.4%)
Black wins:
36,376,117,222 (7.4%)
KBBNvKRB.json (?)