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Syzygy endgame tablebases

Black is losing with DTZ 136

Kf4 Loss with DTZ 135

Kf2 Loss with DTZ 3 Kg2 Loss with DTZ 1

This is a blessed loss. Mate can be forced, but a draw can be achieved under the fifty-move rule.

Histogram: KRRP winning (log scale)

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Longest KRRPvKRP phases

KRRPvKRP statistics

912,189,316,492 (82.0%)

77,098,184 (0.0%)

146,641,842,498 (13.2%)

7,592,702 (0.0%)

53,486,645,996 (4.8%)

KRRPvKRP.json (?)