Syzygy endgame tablebases

Black is losing with DTZ 112

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

KRRRvKRP.pgn lichess.org

Histogram: KRRR winning vs. KRP (log scale)

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Longest KRRRvKRP phases

KRRRvKRP statistics

1,322,639,233,590 (97.4%)
111,036 (0.0%)
22,126,235,310 (1.6%)
152,142 (0.0%)
12,931,462,362 (1.0%)
KRRRvKRP.json (?)