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 wrote The Unauthorised Biography of David Cameron and a politician?" whose answer is Michael Ashcroft.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Michael Ashcroft politician
Useful Output:

Doc 1: He is a prolific political publisher, whose books and websites have caused toe-curling embarrassment for prime ministers – and now for one
Doc 2: Former Tory deputy chairman offers advice to UK companies needing EU access. Conservative politician Michael Ashcroft walks along the bridge.
Doc 3: Lord Ashcroft KCMG PC is an international businessman, philanthropist, author and pollster. He is a former deputy chairman of the Conservative Party.
Doc 4: The TLS - A generous portrait of Britain's current prime minister. A book review of All To Play For by Michael Ashcroft.
Doc 5: Like most Conservatives, I wanted Brexit wrapped up and out of the way under Theresa May's stewardship, allowing a new leader to begin a new