Question: What is the name of the person who created  a cartoon animation in 1977 based on a 1937 book by J.R.R Tolkein? 
Sentence (from "The Hobbit (1977 film)"): The Hobbit is a 1977 animated musical television special created by Rankin/Bass, a studio known for their holiday specials, and animated by Topcraft, a precursor to Studio Ghibli, using lyrics adapted from the book.
Relevant evidence: No