Syzygy endgame tablebases

Black is winning with DTZ 1

KQBNvKQB.pgn lichess.org

Histogram: KQBN losing vs. KQB (log scale)

Longest KQBNvKQB phases

KQBNvKQB statistics (unique positions)

White wins:
172,626,701,098 (43.1%)
Frustrated white wins:
4,652,548,550 (1.2%)
Draws:
143,634,984,509 (35.8%)
Black wins:
79,741,993,527 (19.9%)
KQBNvKQB.json (?)

KQBNvKQB dependencies

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

KQBvKBN · KQBNvKB · KQBvKQN · KQBNvKQ · KQBvKQB

KQBNvKQB.txt KQBNvKQB.dot