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 the president in iron man 3?" whose answer is William Sadler.
Each document should contain about 30 words, and these documents should contain useful information.

Query: who played the president in iron man 3
Useful Output:

Doc 1: Iron-Man 3 | Aldrich Killian Speaks W/ The President Scene | Disney+ [2013]. 1K views · 1 year ago #2013 #killian #ironman3 more
Doc 2: In Iron Man 3, set in 2013, the president is established as President Ellis, played by William Sadler. However, 4 years later,
Doc 3: Iron Man 3 (2013) - William Sadler as President Ellis.
Doc 4: In Iron Man 3, the president was portrayed as being somewhat impotent in the face of the "Mandarin" or rather the manipulation of Aldrich
Doc 5: Ortega's brief Marvel Cinematic Universe appearance sees Miguel Ferrer's Vice President Rodriguez, who's just had a stark conversation with Iron