Question: The Prime minister who worked in the Khmer Issarak follows which religion?
SPARQL query:
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX res: <http://dbpedia.org/resource/>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?uri WHERE { ?x onto:militaryBranch <http://dbpedia.org/resource/Khmer_Issarak> . ?x onto:religion ?uri . ?x rdf:type onto:PrimeMinister}