Question: What medicine has oxygen and a daily dosage?
Paraphrase: Which medicine has both oxygen and a daily dosage?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q35456 . ?ent wdt:P4250 ?obj . ?ent wdt:P527 wd:Q629} ORDER BY ASC(?obj)LIMIT 5 
Answer: niacinamide, nitrofurantoin, sofosbuvir, abacavir, D-(-)-mannitol