Syzygy endgame tablebases

White is winning with DTZ 103

This is a cursed win. Mate can be forced, but a draw can be achieved under the fifty-move rule.

KQBBvKN.pgn lichess.org

Histogram: KQBB winning vs. KN (log scale)

Longest KQBBvKN phases

KQBBvKN statistics (unique positions)

White wins:
8,076,566,678 (94.1%)
Frustrated white wins:
87,822,050 (1.0%)
Draws:
419,129,164 (4.9%)
Black wins:
16,280 (0.0%)
KQBBvKN.json (?)

KQBBvKN dependencies

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

KBBvKN · KQBvKN · KQBBvK

KQBBvKN.txt KQBBvKN.dot