This is the 6514th most frequent Korean word.
연평도
Yeonpyeongdo: "Yeonpyeong Island," a South Korean island near the border with North Korea.
In this sentence, '연평도' is used as a proper noun to denote a geographical location.
연평도는 한국의 섬입니다.
Yeonpyeong Island is an island in South Korea.
Here, '연평도' refers to the location in which an activity (enjoying scenery) can take place.
연평도에서 해안 경관을 즐길 수 있습니다.
You can enjoy the coastal scenery at Yeonpyeong Island.
In this sentence, '연평도' is the subject of discussion, indicating the topic related to which the news was announced.