Question: How many scientist became famous for the battle of Occupation of Japan?
SPARQL query:
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX prop: <http://dbpedia.org/property/>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT COUNT(?uri) WHERE { ?x onto:battle <http://dbpedia.org/resource/Occupation_of_Japan> . ?uri prop:knownFor ?x  . ?uri rdf:type onto:Scientist}