Syzygy endgame tablebases
White to move
Black to move
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Black is losing with DTZ 102
Nb3+
Loss with DTZ 101
Nc4
Loss with DTZ 1
Ne4
Loss with DTZ 1
Nf1
Loss with DTZ 1
Nf3
Loss with DTZ 1
Nxb1
Zeroing
This is a blessed loss.
Mate can be forced, but a draw can be achieved under the fifty-move rule.
KQRBNvKN.pgn
lichess.org
Histogram: KQRBN winning vs. KN (log scale)
⋮
Longest KQRBNvKN phases
KQRBN winning with DTZ 12
KQRBN winning with DTZ 103 (frustrated)
KQRBN losing with DTZ 1
KQRBNvKN statistics (unique positions)
White wins:
475,084,110,886 (100.0%)
Frustrated white wins:
401,081 (0.0%)
Draws:
141,558,104 (0.0%)
Black wins:
1,572,411 (0.0%)
KQRBNvKN.json
(?)