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Syzygy endgame tablebases

Black is losing with DTZ 152

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

KQRRvKQN.pgn

Histogram: KQRR winning (log scale)

Longest KQRRvKQN phases

KQRRvKQN statistics

304,560,050,288 (82.5%)
472,022 (0.0%)
45,309,758,456 (12.3%)
3,239,754,956 (0.9%)
15,995,328,564 (4.3%)
KQRRvKQN.json (?)