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Syzygy endgame tablebases

White is losing with DTZ 162

Kd5 Loss with DTZ 161 Kd4 Loss with DTZ 157

Kd3 Loss with DTZ 29 Kb3 Loss with DTZ 3 Kb5 Loss with DTZ 1 Kc5 Loss with DTZ 1 Rd4 Loss with DTZ 1 Re4 Loss with DTZ 1 Rf1 Loss with DTZ 1 Rf2 Loss with DTZ 1 Rf3 Loss with DTZ 1 Rg4 Loss with DTZ 1 Rh4 Loss with DTZ 1 b3 Zeroing b4 Zeroing f6 Zeroing

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

Histogram: KRPP losing vs. KQ (log scale)

Longest KRPPvKQ phases

KRPPvKQ statistics

5,065,049,512 (26.0%)

150,048 (0.0%)

3,674,045,092 (18.9%)

4,013,920 (0.0%)

10,743,179,414 (55.1%)

KRPPvKQ.json (?)