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: "What occupations did Layne Staley and Gerry Rafferty have?" whose answer is singer-songwriter.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Gerry Rafferty occupations
Useful Output:

Doc 1: He was Editor in Chief of Classic Rock magazine for 10 years and Editor of Total Guitar for 4 years and has contributed to The Big Issue,
Doc 2: The two books that I've written so far say very little about my engineering career at The Marquee Studios in London in the 1970s and early 1980s
Doc 3: Gerald "Gerry" Rafferty (16 April 1947 – 4 January 2011) was a Scottish singer-songwriter. In his early years, Rafferty earned money by the
Doc 4: A songwriter who really speaks my language but, behind the writing, a music producer who knew precisely what sound he hoped to achieve and what
Doc 5: The mid-60s saw the singer working in a number of different jobs including at a butcher's shop and later as a civil service clerk. The entire