Task: Explanation
Input (English): Henry Miles Fitzalan-Howard, Earl of Arundel (born 3 December 1987 in London), is a British nobleman and racing driver. He is the eldest son and heir of the 18th Duke of Norfolk and his wife Georgina. He was known as Lord Maltravers from birth until his father's accession as Duke in 2002. Question: Henry Fitzalan-Howard, Earl of Arundel was the eldest son of what Earl of Arundel between 1975 and 2002? Answer: 18th Duke of Norfolk
Output (English):  He is the eldest son and heir of the 18th Duke of Norfolk and his wife Georgina.