Question: Count the band members of Skull Gang?
SPARQL:
SELECT DISTINCT COUNT(?uri) WHERE { <http://dbpedia.org/resource/Skull_Gang> <http://dbpedia.org/ontology/bandMember> ?uri  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Person>}