Syzygy endgame tablebases

Invalid position

The given position is not a legal chess position.

Histogram: KQRN winning vs. KQN (log scale)

Longest KQRNvKQN phases

KQRNvKQN statistics (unique positions)

White wins:
275,330,285,157 (69.5%)
Frustrated white wins:
398,349 (0.0%)
Draws:
65,753,204,469 (16.6%)
Black wins:
55,196,172,769 (13.9%)
KQRNvKQN.json (?)

KQRNvKQN dependencies

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

KQNvKRN · KQRNvKN · KQNvKQN · KQRvKQN · KQRNvKQ

KQRNvKQN.txt KQRNvKQN.dot