Question: Count all those who previously played for a team which ownes Varsity Stadium ?
SPARQL query:
PREFIX prop: <http://dbpedia.org/property/>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT COUNT(?uri) WHERE { ?x prop:field <http://dbpedia.org/resource/Varsity_Stadium> . ?uri onto:formerTeam ?x  . }