Syzygy endgame tablebases

White is losing with DTZ 151

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


Histogram: KNNN losing vs. KRN (log scale)

Longest KNNNvKRN phases

KNNNvKRN statistics (unique positions)

White wins:
49,450,994,592 (9.3%)
Frustrated white wins:
10,867,509 (0.0%)
431,494,613,415 (81.2%)
Frustrated black wins:
8,839,684,266 (1.7%)
Black wins:
41,286,667,686 (7.8%)
KNNNvKRN.json (?)