Syzygy endgame tablebases

White is winning with DTZ 21

Ba2 Draw Ba8 Draw Bb7 Draw Bc6 Draw Bf7 Draw Bb1 Draw Bc2 Draw Bc8 Draw Bd7 Draw Nf2 Draw Ra3 Draw Rc3 Draw Re3 Draw

KRBBNvKQ.pgn lichess.org

Histogram: KRBBN winning vs. KQ (log scale)

Longest KRBBNvKQ phases

KRBBNvKQ statistics (unique positions)

White wins:
274,292,994,419 (62.4%)

Frustrated white wins:
99,663,112 (0.0%)

Draws:
138,469,313,381 (31.5%)

Frustrated black wins:
2,380,920,624 (0.5%)

Black wins:
23,985,948,792 (5.5%)

KRBBNvKQ.json (?)

KRBBNvKQ dependencies

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

KRBBNvK · KBBNvKQ · KRBNvKQ · KRBBvKQ

KRBBNvKQ.txt KRBBNvKQ.dot