Question: Mr. toad was one of the main characters for what children's novel written by Kenneth Grahame?
Sentence (from "Mr. Toad"): Mr. Toad, of Toad Hall, is one of the main characters in the novel "The Wind in the Willows" by Kenneth Grahame and also the title character of the A. A. Milne play "Toad of Toad Hall" based on the book.
Relevant evidence: Yes