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 is the lead a character in a play whose cast includes an American actress known primarily for her work in theatre?" whose answer is Tracy Turnblad.
Each document should contain about 30 words, and these documents should contain useful information.

Query: American actress known primarily for work in theatre
Useful Output:

Doc 1: Understudy - A performer hired to do a role only if the featured actor is unable to perform; used primarily in theatre.  Screen Actor's Guild -
Doc 2: Anne Sward Hansen is an award-winning American actress known primarily for her work on the CBS soap opera As the World Turns.
Doc 3:  American actress is a female performer who works in film, television, or theater in the United States. These actresses are known for their
Doc 4:  American actress and singer Audra Ann McDonald. Primarily known for her work on the Broadway stage, she has won six Tony Awards, more
Doc 5:  American singer, songwriter, actress, and philanthropist known primarily for her decades-long career in country music? With a career