Question: What is the river with the lowest slope that is located in Malyn Raion?
Paraphrase: What is the stream with the least slant that's found in Malyn Raion?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q4022 . ?ent wdt:P4184 ?obj . ?ent wdt:P131 wd:Q2620713} ORDER BY ASC(?obj)LIMIT 5 
Answer: Studen'