Syzygy endgame tablebases
White to move
Black to move
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Black is losing with DTZ 146
Ke6
Loss with DTZ 145
Kf5
Loss with DTZ 11
Kf7
Loss with DTZ 1
Kg5
Loss with DTZ 1
Kg6
Loss with DTZ 1
This is a blessed loss.
Mate can be forced, but a draw can be achieved under the fifty-move rule.
KBPPPvKR.pgn
lichess.org
Histogram: KBPPP winning vs. KR (log scale)
Longest KBPPPvKR phases
KBPPP winning with DTZ 100
KBPPP winning with DTZ 146 (frustrated)
KBPPP losing with DTZ 31
KBPPPvKR statistics (unique positions)
White wins:
637,911,744,450 (67.8%)
Frustrated white wins:
2,347,494 (0.0%)
Draws:
258,746,596,842 (27.5%)
Black wins:
44,821,559,244 (4.8%)
KBPPPvKR.json
(?)