Question: Was Zambezi originate in the north western province of zambia?
SPARQL query: ASK WHERE { <http://dbpedia.org/resource/Zambezi> <http://dbpedia.org/property/sourceRegion> <http://dbpedia.org/resource/North-Western_Province,_Zambia> }
Answer: [Yes], the North-Western Province, Zambia is the source region of Zambezi.