Syzygy endgame tablebases

Black is winning with DTZ 203

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

KNNPvKRR.pgn lichess.org

Histogram: KNNP losing vs. KRR (log scale)

Longest KNNPvKRR phases

KNNPvKRR statistics (unique positions)

White wins:
60,531,652,736 (3.9%)
Frustrated white wins:
1,895,236,588 (0.1%)
Draws:
448,331,566,300 (29.1%)
Frustrated black wins:
154,462,596 (0.0%)
Black wins:
1,029,564,940,380 (66.8%)
KNNPvKRR.json (?)