Question: What siege artillery has the smallest scale model?
Paraphrase: Tell me the smallest scale model of siege artillery.
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q815231 . ?ent wdt:P1752 ?obj . ?ent wdt:P31 wd:Q6498959. } ORDER BY ASC(?obj)LIMIT 5 
Answer: Commode 24-pounder in five parts O 256