Complex sentence: Jules Rimet (14 October 1873--16 October 1956) was a French football administrator who was the 3rd President of FIFA, serving from 1921 to 1954, making him FIFA's longest serving president, having served for 33 years.
Split into simpler sentences: Jules Rimet (14 October 1873--16 October 1956) was a French football administrator who was the 3rd President of FIFA, serving from 1921 to 1954. He was FIFA's longest serving president, having served for 33 years.