Syzygy endgame tablebases

Black is winning with DTZ 431

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


Histogram: KQNN losing vs. KQQ (log scale)

Longest KQNNvKQQ phases

KQNNvKQQ statistics (unique positions)

White wins:
43,306,659,860 (11.9%)
Frustrated white wins:
2,559,784 (0.0%)
97,199,413,186 (26.8%)
Frustrated black wins:
149,180,646 (0.0%)
Black wins:
221,799,298,128 (61.2%)
KQNNvKQQ.json (?)