Complex sentence: He was born in Dublin, the son of Sir Jonas Greene, Recorder of Dublin, and his wife Marianne Hitchcock, and graduated from the University of Dublin, where he was auditor of the College Historical Society.
Split into simpler sentences: He was born in Dublin, the son of Sir Jonas Greene, Recorder of Dublin, and his wife Marianne Hitchcock. He graduated from the University of Dublin, where he was auditor of the College Historical Society.