Question: Unidentified Flying Oddball is a 1979 film adaptation of a book by the American writer who also wrote Adventures of Huckleberry Finn which is often called what?
Sentence (from "Mark Twain"): Among his novels are "The Adventures of Tom Sawyer" (1876) and its sequel, the "Adventures of Huckleberry Finn" (1885), the latter often called "The Great American Novel".
Relevant evidence: Yes