Question: What year was the film based on a book by the writer of Pippy Longstocking released?
Sentence (from "Astrid Lindgren"): She is best known for children's book series featuring Pippi Longstocking, Emil i Lönneberga, Karlsson-on-the-Roof, and the Six Bullerby Children ("Children of Noisy Village" in the US), as well as the children's fantasy novels "Mio, My Son", "Ronia the Robber's Daughter", and "The Brothers Lionheart".
Relevant evidence: Yes