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Syzygy endgame tablebases

Black is losing with DTZ 121

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

KPPPvKRB.pgn

Histogram: KPPP winning (log scale)

Longest KPPPvKRB phases

KPPPvKRB statistics

183,257,921,148 (19.3%)
21,921,078 (0.0%)
99,064,122,420 (10.4%)
184,140 (0.0%)
668,976,578,118 (70.3%)
KPPPvKRB.json (?)