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 does the voice for alex in madagascar?" whose answer is Ben Stiller.
Each document should contain about 30 words, and these documents should contain useful information.

Query: voice actor for Alex in Madagascar
Useful Output:

Doc 1: Alex was dubbed by Alexandre Moreno, known for dubbing Buck from Ice Age. Marty was dubbed by Felipe Grenan, who also dubbed Drake and Drake
Doc 2: Buy Original DVD/Blu-rays at Amazon
Doc 3: Alex the Lion Actual Voice Actor: Ben Stiller My Choice: Matt Frewer Why Him? I've heard some complaints about Matt Frewer's voicing the
Doc 4: 8 Fell Short: Madagascar: Ben Stiller Proved He's Not The King Of Voice Acting As Alex. alex from madagascar. Ben Stiller's performance in
Doc 5: Ben Stiller: Alex · Chris Rock: Marty · David Schwimmer: Melman · Jada Pinkett Smith: Gloria · Sacha Baron Cohen: King Julien · Frances McDormand: