Simplify the following text for a Grade 7 native English-speaking person.
Original: Northern Ireland consists of six counties : Antrim , Armagh , Down , Fermanagh , Londonderry , and Tyrone .
Simplified: There are six counties which make up Northern Ireland . They are County Antrim , County Armagh , County Down , County Fermanagh , County Londonderry and County Tyrone .