Question: Which terrotory of Tonkin campaign also the death bed of Thophane Vnard ?
SPARQL:
 SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/Tonkin_Campaign> <http://dbpedia.org/ontology/territory> ?uri. <http://dbpedia.org/resource/Théophane_Vénard> <http://dbpedia.org/ontology/deathPlace> ?uri}