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: "who played professor higgins in my fair lady?" whose answer is Rex Harrison.
Each document should contain about 30 words, and these documents should contain useful information.

Query: who played professor higgins in my fair lady
Useful Output:

Doc 1: Cast ; Lauren AmbroseEliza Doolittle · Harry Hadden-PatonHenry Higgins ; Norbert Leo ButzAlfred P. Doolittle · Diana RiggMrs. Higgins ; Jordan DonicaFreddy
Doc 2: “Wouldn't it be marvelous if we were homosexuals?” Rex Harrison, the actor who played Henry Higgins in the 1956 Broadway version of My Fair
Doc 3: Meet Laird Mackintosh: My Fair Lady's Professor Henry Higgins · Comments1.
Doc 4: Alex Jennings is preparing to play Professor Higgins under Julie Andrews' direction for Opera Australia- and he talks to Andrew Ford about his own history.
Doc 5: The story was filmed in 1938, starring Leslie Howard as Henry Higgins, and was adapted as the stage musical My Fair Lady in 1956 (filmed 1964),