Complex sentence: The Hill of Howth Tramway was transferred to CIÉ in 1958 and closed on May 31,1959, having the last tram to run in Ireland until the Luas tram system opened in 2004.
Split into simpler sentences: The Hill of Howth Tramway was transferred to CIÉ in 1958 and closed on May 31,1959. It was the last tram to run in Ireland until the Luas tram system opened in 2004.