Use the queen while the king’s own pieces block escapes.
A protected queen gives check beside the king. Two of the king’s own pieces block escape squares that the queen does not cover. Check both the queen’s protection and those blocked squares.
Bring your rook into the attack with check
Your rook gives check, so the opponent must answer it. In this continuation, your queen gives the final checkmate.
2 more clean runs (at any point) to reach Recall.