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Syzygy endgame tablebases

White is winning with DTZ 466

Kc2 Win with DTZ 465

Nb4 Draw Nc3 Draw Kb1 Draw Kb2 Draw Kd1 Draw Kd2 Draw Ra6 Draw Rb6 Draw Rc6 Draw Rd6 Draw Rf1 Draw Rf7 Draw Rf8 Draw Rg6+ Draw Rh6 Draw Ne7 Draw Nh6 Draw

Rf2 Loss with DTZ 101 Rf5 Loss with DTZ 101

Re6 Loss with DTZ 1 Rf3+ Loss with DTZ 1 Rf4 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 vs. KRB (log scale)

Longest KRNNvKRB phases

KRNNvKRB statistics

148,149,759,530 (30.4%)

67,656,780,595 (13.9%)

216,928,468,966 (44.5%)

26,361,463,087 (5.4%)

28,700,380,078 (5.9%)

KRNNvKRB.json (?)