Syzygy endgame tablebases

Black is losing with DTZ 312

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

KBBPvKBN.pgn lichess.org

Histogram: KBBP winning vs. KBN (log scale)

Longest KBBPvKBN phases

KBBPvKBN statistics (unique positions)

White wins:
510,184,214,974 (31.4%)
Frustrated white wins:
22,454,373,384 (1.4%)
Draws:
1,091,267,045,104 (67.1%)
Frustrated black wins:
2,858 (0.0%)
Black wins:
1,830,618,396 (0.1%)
KBBPvKBN.json (?)