Syzygy endgame tablebases
White to move
Black to move
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Black is losing with DTZ 108
Kb3
DTM 177
Loss with DTZ 107
Kc2
DTM 57
Loss with DTZ 15
Kb4
DTM 57
Loss with DTZ 1
Kc4
DTM 57
Loss with DTZ 1
Kd2
DTM 57
Loss with DTZ 1
Kd3
DTM 57
Loss with DTZ 1
Kd4
DTM 57
Loss with DTZ 1
This is a blessed loss.
Mate can be forced, but a draw can be achieved under the fifty-move rule.
KBNvKP.pgn
lichess.org
Histogram: KBN winning vs. KP (log scale)
⋮
Longest KBNvKP phases
KBN winning with DTZ 40
KBN winning with DTZ 109 (frustrated)
KBN losing with DTZ 16
KBNvKP statistics (unique positions)
White wins:
411,246,048 (75.5%)
Frustrated white wins:
460 (0.0%)
Draws:
82,111,809 (15.1%)
Black wins:
51,614,379 (9.5%)
KBNvKP.json
(?)