Question: The Prime minister who worked in the Khmer Issarak follows which religion?
SPARQL query: SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/ontology/militaryBranch> <http://dbpedia.org/resource/Khmer_Issarak> . ?x <http://dbpedia.org/ontology/religion> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/PrimeMinister>}
Answer: The religion of the prime minister whose military branch is Khmer Issarak is [Buddhism].