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: Layne Staley occupations
Useful Output:

Doc 1: Test out your knowledge of #AliceinChains' iconic frontman with these #facts you probably didn't know about #LayneStaley. If you're new,
Doc 2: Layne Staley was born on August 22, 1967. He was an American musician, songwriter, and the original lead vocalist of the rock band Alice in Chains.
Doc 3: Today in 2002, Layne Staley, lead singer of Alice in Chains, passed away at age 34. The band rose to international fame in the early 1990s
Doc 4: In this second part of my series where I'm going over the entire career of musicians who have died, I'll be going over the life of Alice In Chains frontman
Doc 5: Fans thought they knew Alice in Chains lead singer Layne Staley before he died at the age of 34 in his Seattle condominium in April 2002.