Syzygy endgame tablebases

Black is losing with DTZ 168

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

KQBNPvKQ.pgn lichess.org

Histogram: KQBNP winning vs. KQ (log scale)

Longest KQBNPvKQ phases

KQBNPvKQ statistics (unique positions)

White wins:
1,090,130,273,476 (84.9%)
Frustrated white wins:
20,427,655 (0.0%)
Draws:
73,285,401,622 (5.7%)
Frustrated black wins:
949,135,469 (0.1%)
Black wins:
119,619,417,740 (9.3%)
KQBNPvKQ.json (?)