Question: Who is the child of the director of film A Coach For Cinderella?
Sentence (from "Max Fleischer"): He brought such animated characters as Koko the Clown, Betty Boop, Popeye, and Superman to the movie screen and was responsible for a number of technological innovations including the Rotoscope, the "Bouncing Ball" song films, and the "Stereoptical Process".
Relevant evidence: No