Syzygy endgame tablebases

Black is losing with DTZ 130

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

KBBBPvKB.pgn lichess.org

Histogram: KBBBP winning vs. KB (log scale)

Longest KBBBPvKB phases

KBBBPvKB statistics (unique positions)

White wins:
1,264,658,414,364 (79.4%)
Frustrated white wins:
419,670 (0.0%)
Draws:
328,373,062,542 (20.6%)
Black wins:
123,405,840 (0.0%)
KBBBPvKB.json (?)