Syzygy endgame tablebases

White is losing with DTZ 160

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

KQNNvKQR.pgn lichess.org

Histogram: KQNN losing vs. KQR (log scale)

Longest KQNNvKQR phases

KQNNvKQR statistics (unique positions)

White wins:
110,171,837,278 (28.0%)
Frustrated white wins:
1,334,726 (0.0%)
Draws:
140,007,347,010 (35.6%)
Frustrated black wins:
5,799,924 (0.0%)
Black wins:
143,424,648,334 (36.4%)
KQNNvKQR.json (?)