Question: Who owns the schools which have a penguin as its mascot?
SPARQL query:
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX prop: <http://dbpedia.org/property/>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?uri WHERE { ?x prop:mascot <http://dbpedia.org/resource/Penguin> . ?x onto:authority ?uri  . ?x rdf:type onto:School}