You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "where was the arkangel episode of black mirror filmed?" whose answer is Toronto.
Each document should contain about 30 words, and these documents should contain useful information.

Query: filming location of the Arkangel episode of Black Mirror
Useful Output:

Doc 1: Jodie Foster talks directing the "Black Mirror" episode "Arkangel" in a video interview at the Los Angeles Times' studio.
Doc 2: The episode features some fantastic cinematography as they filmed on location in Iceland. Exactly how it plays into the story will be a
Doc 3: Arkangel is completely safe. Six new stories from Charlie Brooker are now streaming on Netflix. Watch Black Mirror on Netflix:
Doc 4: Director Jodie Foster and star Rosemarie DeWitt explain the challenges behind making one of the key installments of Season 4.
Doc 5: “Arkangel” is episode two of BLACK MIRROR season four, available on Netflix. It is directed by Jodie Foster. Charlie Brooker, creator of the