Question: Which model of tank gun has the highest muzzle velocity?
Paraphrase: Which tank gun has the highest muzzle velocity?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q15142894 . ?ent wdt:P4137 ?obj . ?ent wdt:P279 wd:Q3241267 } ORDER BY DESC(?obj)LIMIT 5 
Answer: Škoda A7, Škoda A7, Škoda A3