rank nation gold silver bronze total
rank
nation
gold
silver
bronze
total
number
first second
number
number
number
number
number text(text) number number number number
1 great britain (gbr) 6 3 2 11
what is the difference between the number of total medals the first place nation won and the total number of medals the second place nation won ?
WP VBD-AUX DT NN IN DT NN IN JJ NNS DT JJ NN NN VBD CC DT JJ NN IN NNS DT JJ NN NN VBN .
7
select ( select c6_number from w where c1_number = 1 ) - ( select c6_number from w where c1_number = 2 )