Question: What is the nationality of the economist who is one of the important people in the Foundation for Economic Education?
SPARQL query:
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX res: <http://dbpedia.org/resource/>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/Foundation_for_Economic_Education> onto:keyPerson ?x . ?x onto:nationality ?uri . ?x rdf:type onto:Economist}