This is the 10215th most frequent Korean word.
광명시
Gwangmyeong-si: A city in Gyeonggi Province, South Korea.
Here, '광명시' is used as a proper noun, the name of the city 'Gwangmyeong,' specifying its location.
광명시는 경기도에 위치해 있습니다.
Gwangmyeong city is located in Gyeonggi Province.
In this sentence, '광명시' serves as the subject describing the characteristics of the city.
광명시는 산업단지가 많은 도시입니다.
Gwangmyeong city is a city with many industrial complexes.
'광명시' is again a proper noun here, used to describe the location of the new cultural venue.