Syzygy endgame tablebases

Black is losing with DTZ 150

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


Histogram: KBBN winning vs. KNP (log scale)

Longest KBBNvKNP phases

KBBNvKNP statistics (unique positions)

White wins:
1,225,138,372,858 (73.0%)
Frustrated white wins:
10,072,775,814 (0.6%)
339,753,188,996 (20.2%)
Frustrated black wins:
1,022,078,438 (0.1%)
Black wins:
102,144,372,062 (6.1%)
KBBNvKNP.json (?)