On this occasion, Mastermind visits Northern Ireland for the first time. The New University of Ulster in Coleraine are the hosts to this third semi-final group of contenders seeking to win through to the Final. They are:Tony Broadbent (political writer): English PoetryMartin Bradley (mature student): Life and Work of Billie HolidayJohn Egan (transport supervisor): Life of Leon TrotskyPhilip Jenkins (research assistant): Vikings in Scotland and Ireland 800-1150