Question: Which trans-Neptunian object has the most argument of periapsis?
Paraphrase: Write the trans-Neptunian object with the largest argument of perihelion.
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q6592 . ?ent wdt:P2248 ?obj } ORDER BY DESC(?obj)LIMIT 5 
Answer: (508338) 2015 SO20, 2010 ET65, (523693) 2014 FT71, 2013 RB98, (385607) 2005 EO297