Question: Pongdong Station is a railway station located in Pongsan County, North Hwanghae province, North Korea, in operational reality it ends at Kaesŏng due to the Korean Demilitarized Zone, informally known as the 38th Parallel, is a strip of land running across which location?
Sentence (from "Hungsu Station"): Hŭngsu Station is a railway station located in Hŭngsu-ri, Pongsan County, North Hwanghae province, North Korea.
Relevant evidence: No