Syzygy endgame tablebases

Black is losing with DTZ 166

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

KBNPvKBN.pgn lichess.org

Histogram: KBNP winning vs. KBN (log scale)

Longest KBNPvKBN phases

KBNPvKBN statistics (unique positions)

White wins:
510,284,873,661 (30.5%)
Frustrated white wins:
126,442,947 (0.0%)
Draws:
1,156,668,961,079 (69.2%)
Frustrated black wins:
19,191,685 (0.0%)
Black wins:
3,765,545,224 (0.2%)
KBNPvKBN.json (?)