Question: "The Book Job" is the sixth episode of the twenty-third season of the American animated sitcom "The Simpsons", Homer  decides to get rich by starting work on a fantasy novel about trolls together with the group, including which recurring character in the animated television series "The Simpsons", and is voiced by Hank Azaria?
Sentence (from "Professor Frink"): Frink is Springfield's nerdy scientist and professor and is extremely intelligent, though somewhat mad and socially inept.
Relevant evidence: No