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 musical was based on the 2003 film directed by Jon Favreau?" whose answer is Elf.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Elf musical based on film
Useful Output:

Doc 1: The magic ingredient of Elf the Musical, based on the beloved 2003 movie starring Will Ferrell, is that it never takes itself seriously.
Doc 2: Elf, a stage musical based on the 2003 Will Ferrell film about one of Santa's helpers, will arrive in London in winter 2015.
Doc 3: Sebastian Arcelus (Jersey Boys, Wicked) stars in the title role of the musical based on the film of the same name. The musical and its source center on a
Doc 4: This Broadway musical is based on the PG-rated film and includes similar content. · “ELF The Musical” is the hilarious tale of Buddy, a young
Doc 5: The play is based on New Line Cinema film “Elf” by David Berenbaum, an American screenwriter. Buddy and elves perform a musical number in Santa's Shop.