Syzygy endgame tablebases

White is losing with DTZ 133

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


Histogram: KRBB losing vs. KNP (log scale)

Longest KRBBvKNP phases

KRBBvKNP statistics (unique positions)

White wins:
1,421,577,268,904 (89.3%)
Frustrated white wins:
11,230,029,416 (0.7%)
125,276,634,552 (7.9%)
Frustrated black wins:
923,106,950 (0.1%)
Black wins:
32,941,990,966 (2.1%)
KRBBvKNP.json (?)