Syzygy endgame tablebases

Black is losing with DTZ 118

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

KQBNvKRN.pgn lichess.org

Histogram: KQBN winning vs. KRN (log scale)

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Longest KQBNvKRN phases

KQBNvKRN statistics (unique positions)

White wins:
367,612,368,631 (81.2%)
Frustrated white wins:
25,190,949 (0.0%)
Draws:
74,468,661,616 (16.5%)
Frustrated black wins:
1,914,358,152 (0.4%)
Black wins:
8,631,355,860 (1.9%)
KQBNvKRN.json (?)

KQBNvKRN dependencies

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

KRNvKBN · KQBNvKN · KQNvKRN · KQBvKRN · KQBNvKR

KQBNvKRN.txt KQBNvKRN.dot