Question: Alan Dunbar (born 30 April 1990) is a Northern Irish professional golfer who won the 2012 Amateur Championship at Royal Troon, His home club is Rathmore Golf Club near Portrush, in which county that's one of six counties that form Northern Ireland?
Sentence (from "County Antrim"): County Antrim (named after the town of Antrim, from Irish: "Aontroim" , meaning "lone ridge" , )) is one of six counties that form Northern Ireland.
Relevant evidence: Yes