Question: How many different products are there of the companies located in the US?
SPARQL query: SELECT DISTINCT COUNT(?uri) WHERE { ?x <http://dbpedia.org/ontology/location> <http://dbpedia.org/resource/United_States> . ?x <http://dbpedia.org/ontology/product> ?uri  . }
Answer: There are [4602] products of the companies located in the United States.