Syzygy endgame tablebases

Black is losing with DTZ 147

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


Histogram: KNPP winning vs. KRR (log scale)

Longest KNPPvKRR phases

KNPPvKRR statistics (unique positions)

White wins:
96,798,798,240 (8.1%)
Frustrated white wins:
1,713,594,540 (0.1%)
200,104,353,100 (16.8%)
Frustrated black wins:
96,832 (0.0%)
Black wins:
890,535,131,812 (74.9%)
KNPPvKRR.json (?)