Premise: Anne of Green Gables is a 1934 film directed by George Nicholls, Jr., based upon the novel, "Anne of Green Gables" by Lucy Maud Montgomery. The actress Dawn O'Day who portrayed the title character of Anne Shirley changed her stage name to "Anne Shirley" after making this film. There was also a sequel; "Anne of Windy Poplars".
Hypothesis: Anne Shirley is the protagonist of Anne of Green Gables.