Question: How many films did the actress that is starred in the comic play by Noel Coward and is bet known for her outstanding stage triumph in the role of Blanche du Bois, appear in?
Sentence (from "The Horizon: A Journal of the Color Line"): "The Horizon: A Journal of the Color Line" was a monthly periodical in publication during the years 1907 to 1910.
Relevant evidence: No