Syzygy endgame tablebases

Black is winning with DTZ 108

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


Histogram: KRRR losing vs. KNP (log scale)

Longest KRRRvKNP phases

KRRRvKNP statistics (unique positions)

White wins:
1,454,729,274,384 (99.0%)
Frustrated white wins:
27,572,466 (0.0%)
11,075,209,698 (0.8%)
Frustrated black wins:
658,254,012 (0.0%)
Black wins:
2,227,663,392 (0.2%)
KRRRvKNP.json (?)