Syzygy endgame tablebases

Black is losing with DTZ 108

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

KBNNNvKN.pgn lichess.org

Histogram: KBNNN winning vs. KN (log scale)

Longest KBNNNvKN phases

KBNNNvKN statistics (unique positions)

White wins:
554,822,569,305 (99.1%)
Frustrated white wins:
9,131,235 (0.0%)
Draws:
4,807,120,626 (0.9%)
Black wins:
4,188,366 (0.0%)
KBNNNvKN.json (?)