Question: Where are the administrative headquarters of the Johor Sultanate, who's sister city is Istanbul?
Paraphrase: Where are the regulatory central station of the Johor Sultanate, who's sister city is Istanbul?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q1150344 wdt:P36 ?answer . ?answer wdt:P190 wd:Q406}
Answer: Johor Bahru