Input (grade 13): Robert John Riggins, nicknamed "The Diesel", (born August 4, 1949) is a former American football running back in the National Football League for the New York Jets and Washington Redskins.
Output (grade 8): Robert John Riggins (born August 4, 1949 in Seneca, Kansas) is a retired American football quarterback who used to play for the New York Jets and Washington Redskins of the NFL. He was nicknamed "The Diesel".