Question: The Dutch-Belgian television series that "House of Anubis" was based on first aired in what year?
Sentence (from "House of Anubis"): The series was created by Hans Bourlon and Gert Verhulst and premiered on Nickelodeon on 1 January 2011 in the United States and on 25 February 2011 in the United Kingdom.
Relevant evidence: No