Question: what is the source of watercourse of the Fraser River, that has hill range in American Cordillera?
Paraphrase: what is the source of conduit of the Fraser Stream, that has slope extend in American Cordillera?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q269710 wdt:P885 ?answer . ?answer wdt:P4552 wd:Q605761}
Answer: Rocky Mountains