Question: Sŏsŏng-guyŏk, or Sosong District, is one of the 19 guyŏk of Pyongyang,  is the capital and largest city of which country?
Sentence (from "Sosong-guyok"): Sŏsŏng-guyŏk, or Sosong District, is one of the 19 guyŏk of Pyongyang, North Korea.
Relevant evidence: Yes