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.

KQQRNvKQ.pgn lichess.org

Histogram: KQQRN winning vs. KQ (log scale)

Longest KQQRNvKQ phases

KQQRNvKQ statistics

347,120,115,406 (97.9%)
20,000 (0.0%)
6,762,361,545 (1.9%)
649,477,657 (0.2%)
KQQRNvKQ.json (?)