Syzygy endgame tablebases

White is losing with DTZ 218

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


Histogram: KNNN losing vs. KQN (log scale)

Longest KNNNvKQN phases

KNNNvKQN statistics (unique positions)

White wins:
47,639,931,789 (9.7%)
Frustrated white wins:
9,798,861 (0.0%)
66,049,739,916 (13.4%)
Frustrated black wins:
136,895,814 (0.0%)
Black wins:
377,438,840,784 (76.8%)
KNNNvKQN.json (?)