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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.

KQRBvKR.pgn

Histogram: KQRB winning (log scale)

Longest KQRBvKR phases

KQRBvKR statistics

7,023,425,050 (91.9%)
30,654 (0.0%)
613,848,496 (8.0%)
5,259,942 (0.1%)
KQRBvKR.json (?)