Question: Which former team of Franois Beauchemin does the Nathan Dempsey played for ?
SPARQL:
 SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/Nathan_Dempsey> <http://dbpedia.org/property/playedFor> ?uri. <http://dbpedia.org/resource/François_Beauchemin> <http://dbpedia.org/ontology/formerTeam> ?uri}