Syzygy endgame tablebases
White to move
Black to move
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White is winning with DTZ 135
Nb4+
Win with DTZ 134
Nc5
Draw
Rxb2+
Draw
Rb4
Draw
Rb5
Draw
Rb7
Draw
Ka7
Draw
Ka8
Draw
Kb7
Draw
Kc7
Draw
Kc8
Draw
Nc7
Loss with DTZ 2
Nf7
Loss with DTZ 2
Ng6
Loss with DTZ 2
Rb3
Loss with DTZ 1
Rc6
Loss with DTZ 1
Rd6
Loss with DTZ 1
Re6
Loss with DTZ 1
Rf6
Loss with DTZ 1
Rg6
Loss with DTZ 1
Rh6
Loss with DTZ 1
This is a cursed win.
Mate can be forced, but a draw can be achieved under the fifty-move rule.
KRNNvKNP.pgn
lichess.org
Histogram: KRNN winning vs. KNP (log scale)
⋮
Longest KRNNvKNP phases
KRNN winning with DTZ 69
KRNN winning with DTZ 136 (frustrated)
KRNN losing with DTZ 122 (frustrated)
KRNN losing with DTZ 36
KRNNvKNP statistics (unique positions)
White wins:
1,382,902,010,236 (83.4%)
Frustrated white wins:
3,135,615,032 (0.2%)
Draws:
226,838,428,798 (13.7%)
Frustrated black wins:
28,446,224 (0.0%)
Black wins:
45,535,079,574 (2.7%)
KRNNvKNP.json
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