Syzygy endgame tablebases

Black is winning with DTZ 1

KBBNvKQ.pgn lichess.org

Histogram: KBBN losing vs. KQ (log scale)

Longest KBBNvKQ phases

KBBNvKQ statistics (unique positions)

White wins:
1,872,817,112 (22.6%)
Draws:
2,172,195,024 (26.2%)
Frustrated black wins:
187,643,772 (2.3%)
Black wins:
4,045,559,934 (48.9%)
KBBNvKQ.json (?)