Question: Who is the {river island} for {located on terrain feature} of {Montreal}
Paraphrase: Who is the {waterway island} for {found on territory highlight} of {Montreal}
SPARQL (Wikidata):  select distinct ?obj where { wd:Q340 wdt:P706 ?obj . ?obj wdt:P31 wd:Q162602 } 
Answer: Island of Montreal