Question: Which Russian arena has the highest capacity?
Paraphrase: which Russian arena can seat the most people?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q641226 . ?ent wdt:P1083 ?obj . ?ent wdt:P17 wd:Q159 } ORDER BY DESC(?obj)LIMIT 5 
Answer: Petersburg Sports and Concert Complex, Megasport Arena, Ice Palace, TatNeft Arena, Arena 2000