Question: In how many different fields people are alumini of the University of Oxford working?
SPARQL query: SELECT DISTINCT COUNT(?uri) WHERE { ?x <http://dbpedia.org/property/almaMater> <http://dbpedia.org/resource/Worcester_College,_Oxford> . ?x <http://dbpedia.org/ontology/field> ?uri  . }
Answer: There are [10] fields of the people who graduated from Worcester College, Oxford.