Question: Enumerate all the first teams of the GPs which were held in Watkins Glen, NY?
SPARQL query:
PREFIX res: <http://dbpedia.org/resource/>
PREFIX prop: <http://dbpedia.org/property/>
SELECT DISTINCT COUNT(?uri) WHERE { ?x prop:location <http://dbpedia.org/resource/Watkins_Glen,_New_York> . ?x prop:firstTeam ?uri . }