Question: In how many different wars have people graduated from the Army Command and General staff college fought?
SPARQL query: SELECT DISTINCT COUNT(?uri) WHERE { ?x <http://dbpedia.org/ontology/almaMater> <http://dbpedia.org/resource/United_States_Army_Command_and_General_Staff_College> . ?x <http://dbpedia.org/property/battles> ?uri  . }
Answer: There are [23] battles fought by people whose alma mater is United States Army Command and General Staff College.