Syzygy endgame tablebases

Black is winning with DTZ 6

KRBBvKNN.pgn lichess.org

Histogram: KRBB losing vs. KNN (log scale)

Longest KRBBvKNN phases

KRBBvKNN statistics

437,120,367,594 (85.4%)
23,801,023,500 (4.7%)
50,808,410,124 (9.9%)
30,096,830 (0.0%)
KRBBvKNN.json (?)