SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/Sino-French_War> <http://dbpedia.org/ontology/territory> ?uri. <http://dbpedia.org/resource/Tonkin_Campaign> <http://dbpedia.org/ontology/territory> ?uri . }
In which common territory did Sino French war and the Tonkin campaign take place?
SELECT DISTINCT ?b WHERE { resource:Sino-_French_War property:territory ?b . resource:Tonkin_Campaign property:territory ?b . }
Tonkin, Annam (French protectorate)
The common territories of Sino-French war and Tonkin Campaign are [Tonkin, Annam (French protectorate)].
Common areas of the Sino-French War and the Tonkin Campaign [Tonkin, Annam (French protectorate)].