This is the 10240th most frequent Korean word.
광진구축구연합회
Kwangjin-gu Football Association.
Here, '광진구축구연합회' is used as the subject representing an organization responsible for managing soccer-related activities.
광진구축구연합회는 지역 축구 행사를 주관합니다.
The Gwangjin-gu Soccer Association organizes local soccer events.
In this sentence, '광진구축구연합회' refers to the location where an activity (meeting) will occur.
오늘 저녁 광진구축구연합회에서 회의가 열립니다.
This evening, a meeting will be held at the Gwangjin-gu Soccer Association.
Here, '광진구축구연합회' identifies the association in which the speaker is actively involved as a member.