Syzygy endgame tablebases

Black is losing DTZ 114

Ne5 Loss with DTZ 113

Nf4 Loss with DTZ 47 Ne7 Loss with DTZ 45 Nh8 Loss with DTZ 41 Kb2 Loss with DTZ 37 Nf8 Loss with DTZ 23 Nh4 Loss with DTZ 11 Kb4 Loss with DTZ 1 Kd4 Loss with DTZ 1

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

KBBNvKN.pgn lichess.org

Histogram: KBBN winning vs. KN (log scale)

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Longest KBBNvKN phases

KBBNvKN statistics (unique positions)

White wins:
8,186,200,767 (84.0%)

Frustrated white wins:
72,170,152 (0.7%)

Draws:
1,490,182,849 (15.3%)

Black wins:
45,294 (0.0%)

KBBNvKN.json (?)

KBBNvKN dependencies

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

KBNvKN · KBBvKN · KBBNvK

KBBNvKN.txt KBBNvKN.dot