Syzygy endgame tablebases

Black is losing with DTZ 16

KQQvKBN.pgn lichess.org

Histogram: KQQ winning vs. KBN (log scale)

Longest KQQvKBN phases

KQQvKBN statistics (unique positions)

White wins:
7,498,053,960 (99.8%)
Draws:
11,147,114 (0.1%)
Black wins:
4,283,638 (0.1%)
KQQvKBN.json (?)