Syzygy endgame tablebases

Black is losing with DTZ 170

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

KQPPvKQ.pgn lichess.org

Histogram: KQPP winning vs. KQ (log scale)

Longest KQPPvKQ phases

KQPPvKQ statistics (unique positions)

White wins:
11,389,843,054 (63.8%)
Frustrated white wins:
1,741,434 (0.0%)
Draws:
3,715,372,152 (20.8%)
Black wins:
2,752,023,986 (15.4%)
KQPPvKQ.json (?)