Syzygy endgame tablebases

Invalid position

The given position is not a legal chess position.

Histogram: KQQR winning vs. KR (log scale)

Longest KQQRvKR phases

KQQRvKR statistics (unique positions)

White wins:
6,899,922,162 (99.9%)
Draws:
3,269,664 (0.0%)
Black wins:
2,643,256 (0.0%)
KQQRvKR.json (?)

KQQRvKR dependencies

To probe all KQQRvKR positions, these tables and their transitive dependencies are also required:

KQRvKR · KQQvKR · KQQRvK

KQQRvKR.txt KQQRvKR.dot