Fork me on GitHub

Syzygy endgame tablebases

Black is losing with DTZ 108

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

KRRRvKRN.pgn

Histogram: KRRR winning (log scale)

Longest KRRRvKRN phases

KRRRvKRN statistics

389,078,673,105 (89.2%)
1,724,229 (0.0%)
46,321,083,918 (10.6%)
674,346,516 (0.2%)
KRRRvKRN.json (?)