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: "Eastown Theatre has hosted the Canadian rock band formed in Toronto in 1967 by which lead singer?" whose answer is John Kay.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Lead singer of The Band formed in Toronto in 1967
Useful Output:

Doc 1: Mark Lavon (Levon) Helm was best known as the drummer and singer for the Canadian rock group the Band. Following the demise of the Band,
Doc 2: Since forming in 1968, the trio of Geddy Lee, Alex Lifeson, and Neil Peart have produced an impressive discography that pushed the boundaries of rock music with
Doc 3: Rush formed in 1968 in Toronto as the last of multiple bands that teenagers Alex Lifeson and John Rutsey attempted to form that year. The lineup
Doc 4: The Band was a Canadian-American band that began as the backing group for both Ronnie Hawkins and Bob Dylan and branched out on its own in 1968.
Doc 5:  vocalist Richard Manuel, keyboardist Garth Hudson and bassist/vocalist Rick Danko—hailed from Canada, while drummer/vocalist Levon Helm came from Arkansas.