Original sentence: Administratively, the county is divided into Ulleung-eup (including Dokdo-Liancourt Rocks-), Buk-myeon and Seo-myeon.It consists mainly of the island of Ulleung-do, but is held to cover a total of 44 islands, including  Dokdo (known as "Liancourt Rocks", "Takeshima" in Japan)
Edited sentence: Administratively, the county is divided into Ulleung-eup (including Liancourt Rocks), Buk-myeon and Seo-myeon.It consists mainly of the island of Ulleung-do, but is held to cover a total of 44 islands, including Liancourt Rocks (known as Dokdo in South Korea and Takeshima in Japan), which is contested by Japan