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Syzygy endgame tablebases

Black is losing with DTZ 543

Kf2 Loss with DTZ 542

Kg1 Loss with DTZ 15 Ke2 Loss with DTZ 1

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

Histogram: KQNN winning (log scale)

Longest KQNNvKQB phases

KQNNvKQB statistics

143,109,830,543 (34.8%)

3,201,538,860 (0.8%)

180,171,137,538 (43.8%)

2,646,638 (0.0%)

85,032,559,221 (20.7%)

KQNNvKQB.json (?)