Question: Which military unit's garrison is Pentagon and command structure is United States Department of Defense?
SPARQL query: SELECT DISTINCT ?uri WHERE {?uri <http://dbpedia.org/property/garrison> <http://dbpedia.org/resource/The_Pentagon> . ?uri <http://dbpedia.org/ontology/commandStructure> <http://dbpedia.org/resource/United_States_Department_of_Defense>  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/MilitaryUnit>}
Answer: The military units garrisoned The Pentagon and have command structure the United States Department of Defense are [United States Air Force, United States Marine Corps, United States Navy].