Question: Count the awards won by the people who graduated from the National and Kapodistrian University of Athens.
SPARQL:
SELECT DISTINCT COUNT(?uri) WHERE { ?x <http://dbpedia.org/ontology/almaMater> <http://dbpedia.org/resource/National_and_Kapodistrian_University_of_Athens> . ?x <http://dbpedia.org/ontology/award> ?uri  . }