Complex sentence: Mokpo, South Jeolla Province, is planning to establish a historic and cultural street linking Mokpo Port, which was opened in 1897, and Hadong, South Gyeongsang Province, which is close to the former Seoul Metropolitan City, as part of a landmark.
Split into simpler sentences: Mokpo, South Jeolla Province, is planning to establish a historic and cultural street linking Mokpo Port, which was opened in 1897. And Hadong, South Gyeongsang Province, which is close to the former Seoul Metropolitan City, as part of a landmark.