Input (grade 13): Jeff Burton (born June 29, 1967), also referred to as JB, is a NASCAR Sprint Cup Series driver who drives the # 31 Caterpillar Chevrolet Impala SS for Richard Childress Racing.
Output (grade 9): Jeffrey Brian Burton (born June 29, 1967 in South Boston, Virginia) is a Nascar Sprint Cup series driver. Jeff Burton drives the # 31 Caterpillar Chevrolet Impala SS for Richard Childress Racing, and used to drive for Roush Racing in the # 99 car.