Task: Text Categorization
Input (English): One character in this play receives a large income from the American businessman Ezra Wannafeller for delivering lectures on morality. At the end of this play, the protagonist marries Freddy Eynsford Hill. Another character in this play is a professor of phonetics who wagers his colleague, Colonel Pickering, that he can make a lower-class flower girl named Eliza Doolittle pass as a duchess. For 10 points, name this play by George Bernard Shaw.
Output (English): Literature