Syzygy endgame tablebases

Black is losing with DTZ 102

Bc5+ Loss with DTZ 101

Kd7 Loss with DTZ 5 Bd6 Loss with DTZ 3 Kd6 Loss with DTZ 3 Bb2 Loss with DTZ 1 Bb4 Loss with DTZ 1 Bc1 Loss with DTZ 1 Be7 Loss with DTZ 1 Bf8 Loss with DTZ 1

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

KRNPvKB.pgn lichess.org

Histogram: KRNP winning vs. KB (log scale)

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Longest KRNPvKB phases

KRNPvKB statistics

26,736,074,604 (92.6%)

332 (0.0%)

2,136,894,123 (7.4%)

261,063 (0.0%)

KRNPvKB.json (?)