Syzygy endgame tablebases

White is winning with DTZ 215

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

KQRPvKQB.pgn lichess.org

Histogram: KQRP winning vs. KQB (log scale)

Longest KQRPvKQB phases

KQRPvKQB statistics (unique positions)

White wins:
738,367,816,924 (62.2%)
Frustrated white wins:
14,827,016 (0.0%)
Draws:
236,504,959,871 (19.9%)
Frustrated black wins:
12,500,287 (0.0%)
Black wins:
211,673,790,616 (17.8%)
KQRPvKQB.json (?)