Syzygy endgame tablebases

White is losing with DTZ 121

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


Histogram: KBNPP losing vs. KP (log scale)

Longest KBNPPvKP phases

KBNPPvKP statistics (unique positions)

White wins:
940,976,754,606 (93.0%)
Frustrated white wins:
1,768,792 (0.0%)
37,299,474,064 (3.7%)
Frustrated black wins:
647,958,388 (0.1%)
Black wins:
32,407,979,638 (3.2%)
KBNPPvKP.json (?)