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: "who played sam ryan's son in silent witness?" whose answer is Matthew Steer.
Each document should contain about 30 words, and these documents should contain useful information.

Query: who played sam ryan's son in silent witness
Useful Output:

Doc 1: Actor Kevin Shen plays Ethan Daley in Silent Witness and he might be familiar to die-hard EastEnders fans out there. Kevin played Eddie Tsang in
Doc 2: Amanda Burton has opened up on why she returned to play Sam Ryan in Silent Witness after an almost 18-year break from the show.
Doc 3: Sam Gittins (The Bastard Son & the Devil Himself) as Thomas Mayhew. Jason Callender (Malory Towers, 4 O'Clock Club) as Gary Baxter. Kate
Doc 4: Silent Witness favourite Amanda Burton returned as Professor Sam Ryan in a dramatic instalment on Monday night, but what is she really up to
Doc 5: Silent Witness continued this week with viewers tuning in to the penultimate episode, and fans are all wondering what has happened to Sam