Question: Who is affiliated with Columbia University?
Paraphrase: Who is subsidiary with Columbia University?
SPARQL (Wikidata):  select distinct ?sbj where { ?sbj wdt:P1416 wd:Q49088 . ?sbj wdt:P31 wd:Q5 } 
Answer: C Lee Giles, Matthew L. Davidson, Gregory Witkowski, Kathryn Calame, Maria Antonietta Tosches