Syzygy endgame tablebases

Black is losing with DTZ 116

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

KRRBPvKR.pgn lichess.org

Histogram: KRRBP winning vs. KR (log scale)

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Longest KRRBPvKR phases

KRRBPvKR statistics

1,422,523,297,570 (99.3%)
782,040 (0.0%)
8,051,212,912 (0.6%)
1,486,359,408 (0.1%)
KRRBPvKR.json (?)