Question: How many people have played for a club whose coach is Fred Hoiberg?
SPARQL query:
PREFIX prop: <http://dbpedia.org/property/>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT COUNT(?uri) WHERE { ?x onto:coach <http://dbpedia.org/resource/Fred_Hoiberg> . ?uri prop:team ?x  . }