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Syzygy endgame tablebases

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.

Histogram: KRNN winning (log scale)

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Longest KRNNvKNP phases

KRNNvKNP statistics

1,382,902,010,236 (83.4%)

3,135,615,032 (0.2%)

226,838,428,798 (13.7%)

28,446,224 (0.0%)

45,535,079,574 (2.7%)

KRNNvKNP.json (?)