The most simple way to define wether a place is a part of a city or not is to do survey. If it doesnt have Shallam, Ashtan, or Hashan then its not owned by that city. It may be a sister city but the city doesnt own it.

Thanks!
Striving a post free world! Simple problems have simple answers.

Penned by my hand on the 1st of Chronos, in the year 264 AF.