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Syzygy endgame tablebases

Black is losing with DTZ 101

axb1=Q+ Zeroing

axb1=R+ Zeroing a1=B Zeroing a1=N Zeroing a1=Q Zeroing a1=R Zeroing axb1=B Zeroing axb1=N Zeroing

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

Histogram: KQRRR winning (log scale)

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Longest KQRRRvKP phases

KQRRRvKP statistics

1,360,701,639,810 (99.7%)

6,414 (0.0%)

3,733,500,714 (0.3%)

41,330,454 (0.0%)

KQRRRvKP.json (?)