Complex sentence: Randal Arthur Henry Plunkett (25 August 1906--8 February 1999) was the 19th Lord (Baron) Dunsany of Dunsany Castle, Dunsany, Co. Meath, Ireland.
Split into simpler sentences: Randal Arthur Henry Plunkett, 19th Baron of Dunsany (25 August 1906--8 February 1999) was an Irish peer. The family seat of the Lords Dunsany is at Dunsany Castle, Dunsany, Co. Meath, Ireland.