Syzygy endgame tablebases

Invalid position

The given position is not a legal chess position.

Histogram: KQRP winning vs. KP (log scale)

Longest KQRPvKP phases

KQRPvKP statistics (unique positions)

White wins:
20,132,571,756 (99.6%)
Frustrated white wins:
10,344 (0.0%)
Draws:
51,931,635 (0.3%)
Frustrated black wins:
26,409 (0.0%)
Black wins:
32,444,673 (0.2%)
KQRPvKP.json (?)