claim: The Ciutat Esportiva Joan Gamper  is the training ground and academy base of a Catalan football club. An ambassador of that football club, who starred in Kickboxer: Retaliation, won the Catalan award Ballon d'Or in addition to FIFA World Player of the Year.
supporting_facts.key: 2004–05 FC Barcelona season
supporting_facts.key: Ronaldinho
supporting_facts.key: Kickboxer: Retaliation
supporting_facts.key: Ciutat Esportiva Joan Gamper