Question: Which is the Wikimedia category of the category for employees of the organization of Harvard University?
Paraphrase: What Wikimedia category shows the Employees of Harvard University?
SPARQL (Wikidata):  select distinct ?obj where { wd:Q13371 wdt:P4195 ?obj . ?obj wdt:P31 wd:Q4167836 } 
Answer: Category:Harvard University faculty