year driver nation of citizenship racing series type of vehicle
year
driver
nation of citizenship
racing series
type of vehicle
number
number text text text text
1993 nigel mansell united kingdom formula one open wheel
out of these drivers : nigel mansell , al unser , jr. , michael schumacher , and jeff gordon , all but one has more than one espy award . who only has one espy award ?
IN IN DT NNS : NNP NNP , NNP NNP , NNP , NNP NNP , CC NNP NNP , DT CC CD VBD-AUX JJR IN CD NNP NN . WP RB VBD-AUX CD NNP NN .
Al Unser, Jr.
select c2 from w where c2 in ( 'nigel mansell' , 'al unser, jr' , 'michael schumacher' , 'jeff gordon' ) group by c2 having count ( * ) = 1