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: "Which record producer, born on August 23, 1951 in Portland, Oregon, worked with Ringo Starr to produce his single, "Liverpool 8"?" whose answer is Mark Hudson.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Dave Stewart producer of Liverpool 8
Useful Output:

Doc 1: songwriter, writer, guitar, featured. Releases include: Be Yourself Tonight (Eurythmics), Alfie (Mick Jagger & David A. Stewart), Liverpool 8 (Ringo Starr).
Doc 2: Ringo Starr: Liverpool 8 (Music Video 2008) David A. Stewart as Dave Stewart - Backing Vocals, Guitar.
Doc 3: Award-winning singer, songwriter, musician, producer, innovator and Eurythmics co-founder Dave Stewart is among the most respected and accomplished talents in
Doc 4: In 2008, Stewart was brought in by Ringo Starr to produce his album Liverpool 8, after Starr dismissed the album's original producer, Mark
Doc 5: Dave Stewart is recognized as one of the most respected and accomplished talents in the music industry today with a music career spanning four decades and over