Syzygy endgame tablebases

Black is losing with DTZ 104

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

KQQNvKBB.pgn lichess.org

Histogram: KQQN winning vs. KBB (log scale)

Longest KQQNvKBB phases

KQQNvKBB statistics (unique positions)

White wins:
412,757,357,660 (99.7%)
Frustrated white wins:
9,041,312 (0.0%)
Draws:
868,405,276 (0.2%)
Frustrated black wins:
100,631,804 (0.0%)
Black wins:
104,034,260 (0.0%)
KQQNvKBB.json (?)