Syzygy endgame tablebases

White is winning with DTZ 139

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


Histogram: KQRN winning vs. KRR (log scale)

Longest KQRNvKRR phases

KQRNvKRR statistics (unique positions)

White wins:
297,355,300,571 (74.1%)
Frustrated white wins:
1,794,745,783 (0.4%)
87,065,848,361 (21.7%)
Frustrated black wins:
557,568 (0.0%)
Black wins:
14,819,043,941 (3.7%)
KQRNvKRR.json (?)