Syzygy endgame tablebases

White is losing with DTZ 142

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

KQBPvKQQ.pgn lichess.org

Histogram: KQBP losing vs. KQQ (log scale)

Longest KQBPvKQQ phases

KQBPvKQQ statistics (unique positions)

White wins:
202,286,104,934 (18.5%)
Frustrated white wins:
44,931,448 (0.0%)
Draws:
165,590,614,164 (15.2%)
Frustrated black wins:
231,620 (0.0%)
Black wins:
723,260,323,512 (66.3%)
KQBPvKQQ.json (?)