Question: What is the place where the mayor's wife is Jean-Marc Germain?
SPARQL:
SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/property/spouse> <http://dbpedia.org/resource/Jean-Marc_Germain> . ?uri <http://dbpedia.org/ontology/mayor> ?x  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Place>}