Question: Whose commanders are Colin Powell and Jaber Al-Ahmad Al-Sabah?
SPARQL:
SELECT DISTINCT ?uri WHERE { ?uri <http://dbpedia.org/ontology/commander> <http://dbpedia.org/resource/Colin_Powell> . ?uri <http://dbpedia.org/ontology/commander> <http://dbpedia.org/resource/Jaber_Al-Ahmad_Al-Sabah> . }