Question: What is the title of one of Pippi in the South Seas writers books?

Related documents: [0]  [DOC] Astrid Anna Emilia Lindgren (born Ericsson; ] ; 14 November 1907 – 28 January 2002) was a Swedish writer of fiction and screenplays. 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". [END] 
[1]  [DOC] 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". It was released in the USA in 1975. [END]  
Answer: "The Brothers Lionheart".
"The Brothers Lionheart".