Syzygy endgame tablebases

Black is losing with DTZ 118

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


Histogram: KQBN winning vs. KRN (log scale)

Longest KQBNvKRN phases

KQBNvKRN statistics (unique positions)

White wins:
367,612,368,631 (81.2%)
Frustrated white wins:
25,190,949 (0.0%)
74,468,661,616 (16.5%)
Frustrated black wins:
1,914,358,152 (0.4%)
Black wins:
8,631,355,860 (1.9%)
KQBNvKRN.json (?)