Question: What is the title of one of Pippi in the South Seas writers books?
Sentence (from "Pippi in the South Seas (film)"): Pippi in the South Seas (original title: "Pippi Långstrump på de sju haven") is a 1970 Swedish movie, based on the eponymous children's books by Astrid Lindgren with the cast of the 1969 TV series "Pippi Longstocking".
Relevant evidence: Yes