Original sentence: Derry City Football Club (, ) is a Six County football club based in Derry, Occupied Ireland.It plays in the FAI Premier Division, the top tier of league football in the Republic of Ireland, and is the only participating club from Occupied Ireland
Edited sentence: Derry City Football Club (, ) is a Northern Irish football club based in Derry, Northern Ireland.It plays in the FAI Premier Division, the top tier of league football in the Republic of Ireland, and is the only participating club from Northern Ireland