Syzygy endgame tablebases

Black is losing with DTZ 101

Ka5 Loss with DTZ 1 Ka6 Loss with DTZ 1 Kb5 Loss with DTZ 1 a1=R+ Zeroing a1=B Zeroing a1=N Zeroing Kxc7 Zeroing

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

KRRRRvKP.pgn lichess.org

Histogram: KRRRR winning vs. KP (log scale)

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Longest KRRRRvKP phases

KRRRRvKP statistics (unique positions)

White wins:
1,423,393,540,656 (99.8%)

Frustrated white wins:
20,520 (0.0%)

Draws:
2,934,508,968 (0.2%)

Black wins:
69,856,512 (0.0%)

KRRRRvKP.json (?)

KRRRRvKP dependencies

To probe all KRRRRvKP positions, these tables and their transitive dependencies are also required:

KRRRRvKQ · KRRRRvKR · KRRRvKP · KRRRRvKB · KRRRRvKN · KRRRRvK

KRRRRvKP.txt KRRRRvKP.dot