Question: What is the construction with the maximum slope rating whose located in the administrative territorial entity is Oregon ?
Paraphrase: What is the tallest building in Oregon?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q811430 . ?ent wdt:P3840 ?obj . ?ent wdt:P131 wd:Q824 } ORDER BY DESC(?obj)LIMIT 5 
Answer: Crosswater Club