Original sentence: However Nationalists do not accept such an equation, given that three counties in Ulster, Cavan (An Cabhán), Donegal (Dún na nGall/Tír Chonaill) and Monaghan (Muineachán) are part of the Republic of Ireland.Some people in the Unionist community refer to Northern Ireland as "Ulster".The flag of Ulster, shown to the right, was the basis for the official flag of Northern Ireland , which was abolished in 1973.Ulster (Irish: Uladh) is one of the four provinces on the island of  Ireland
Edited sentence: Most people refer to Northern Ireland as "Ulster", and to the whole nine-county province as "historical Ulster", because the nine-county province has no modern political or administrative purpose.The flag of Ulster, shown to the right, is the basis for a flag of Northern Ireland that was official until 1973.The three counties of Cavan (An Cabhán), Donegal (Dún na nGall/Tír Chonaill) and Monaghan (Muineachán) are part of the Republic of Ireland (and are regarded there as being in Ulster).Ulster (Irish: Uladh) is a province of Ireland, defined in early historic times