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 was the actor that played the cowardly lion?" whose answer is Bert Lahr.
Each document should contain about 30 words, and these documents should contain useful information.

Query: actor who played the cowardly lion in the wizard of oz 1939
Useful Output:

Doc 1: Bert Lahr's most iconic role is that of the Cowardly Lion in “The Wizard of Oz" -- but his daughter said the comic actor didn't witness the magic of his own
Doc 2:  Cowardly Lion's tail move in “The Wizard of Oz? #wizardofoz #cowardlylion #specialeffects #ozhistorian #behindthescene #theozvlog · original
Doc 3: Hollywood classic, The Wizard of Oz. The script had belonged to the actor who played the Cowardly Lion, Bert Lahr, who was David's step
Doc 4:  was born on August 13th. He is remembered largely for his role as Kansas farmworker Zeke and the Cowardly Lion in The Wizard of Oz (1939).
Doc 5: in the 1939 film the wizard of oz. how did Bert Lahr as the cowardly lion safely jump out of a window. the answer is he did not. comedian Bert