Syzygy endgame tablebases

Invalid position

The given position is not a legal chess position.

Histogram: KQQB losing vs. KQQ (log scale)

Longest KQQBvKQQ phases

KQQBvKQQ statistics (unique positions)

White wins:
146,294,545,742 (49.2%)
Draws:
60,667,964,896 (20.4%)
Frustrated black wins:
105,512 (0.0%)
Black wins:
90,130,404,406 (30.3%)
KQQBvKQQ.json (?)

KQQBvKQQ dependencies

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

KQQvKQB · KQQBvKQ · KQQvKQQ

KQQBvKQQ.txt KQQBvKQQ.dot