Input (grade 11): Erskine Hamilton Childers (11 December 1905 17 November 1974) served as the fourth President of Ireland from 1973 until his death in 1974.
Output (grade 9): Erskine Hamilton Childers (11 December 1905 17 November 1974), was the son of Robert Erskine Childers (author of the spy thriller The Riddle of the Sands. He was the fourth President of Ireland from 1973 until his death in 1974, and a TD from 1938 until 1973.