Syzygy endgame tablebases
White to move
Black to move
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Black is losing with DTZ 116
Ka8
Loss with DTZ 115
Ka6
Loss with DTZ 1
Kc6
Loss with DTZ 1
Kc8
Loss with DTZ 1
This is a blessed loss.
Mate can be forced, but a draw can be achieved under the fifty-move rule.
KRRBPvKR.pgn
lichess.org
Histogram: KRRBP winning vs. KR (log scale)
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Longest KRRBPvKR phases
KRRBP winning with DTZ 66
KRRBP winning with DTZ 117 (frustrated)
KRRBP losing with DTZ 9
KRRBPvKR statistics (unique positions)
White wins:
1,422,523,297,570 (99.3%)
Frustrated white wins:
782,040 (0.0%)
Draws:
8,051,212,912 (0.6%)
Black wins:
1,486,359,408 (0.1%)
KRRBPvKR.json
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