(Carstairs walks a little uncertainly through to the drawing room again followed by the Doctor who is looking smug.) (Smythe goes to his room.) Back to the time zone barrier! JAMIE: Eh? SECURITY-CHIEF: And the Doctor? These resistance people must be captured or destroyed!
Plan: A: The Doctor; Q: Who is ordered executed by Smythe? A: the 1917 zone; Q: Where did the Doctor, Jamie and Carstairs return to? A: Smythe; Q: Who captures the Doctor and orders his execution? Summary: The Doctor, Jamie and Carstairs manage to return to the 1917 zone only to be captured by Smythe, who orders the Doctor executed.