Question: Henry Davis, was an American Broadway actor and singer, he created the role of Robbins in George Gershwin's opera, titled what?
Sentence (from "George Gershwin"): Among his best-known works are the orchestral compositions "Rhapsody in Blue" (1924) and "An American in Paris" (1928) as well as the opera "Porgy and Bess" (1935).
Relevant evidence: No