Question: Which is the archaeological site for the official residence of the Parthian Empire?
Paraphrase: Which is the archeological location for the official home of the Parthian Domain?
SPARQL (Wikidata):  select distinct ?obj where { wd:Q1986139 wdt:P263 ?obj . ?obj wdt:P31 wd:Q839954 } 
Answer: Susa, Ctesiphon, Ecbatana, Nisa, Hecatompylos, Asaak