Syzygy endgame tablebases

Black is winning with DTZ 1

KBNNvKRR.pgn lichess.org

Histogram: KBNN losing vs. KRR (log scale)

Longest KBNNvKRR phases

KBNNvKRR statistics (unique positions)

White wins:
2,308,465,542 (0.5%)
Draws:
273,886,634,552 (56.5%)
Frustrated black wins:
2,953,762 (0.0%)
Black wins:
208,194,571,696 (43.0%)
KBNNvKRR.json (?)