Syzygy endgame tablebases

Invalid position

The given position is not a legal chess position.

Histogram: KBNN losing vs. KQQ (log scale)

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Longest KBNNvKQQ phases

KBNNvKQQ statistics (unique positions)

White wins:
1,088,121,184 (0.3%)
Draws:
22,468,862,696 (5.4%)
Frustrated black wins:
9,393,652 (0.0%)
Black wins:
394,822,124,124 (94.4%)
KBNNvKQQ.json (?)

KBNNvKQQ dependencies

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

KBNNvKQ · KQQvKNN · KQQvKBN

KBNNvKQQ.txt KBNNvKQQ.dot