Question: What is the total number of builder of the military structures whose builder is also United States?
SPARQL query: SELECT DISTINCT COUNT(?uri) WHERE { ?x <http://dbpedia.org/ontology/builder> <http://dbpedia.org/resource/United_States> . ?x <http://dbpedia.org/ontology/builder> ?uri }
Answer: There are [70] builders of the military structures whose one builder is United States.