Syzygy endgame tablebases

Black is losing with DTZ 12

KRRRBvKB.pgn lichess.org

Histogram: KRRRB winning vs. KB (log scale)

Longest KRRRBvKB phases

KRRRBvKB statistics (unique positions)

White wins:
461,582,997,348 (100.0%)
Draws:
109,090,932 (0.0%)
Black wins:
2,375,034 (0.0%)
KRRRBvKB.json (?)