rank nation gold silver bronze total
rank
nation
gold
silver
bronze
total
number
number
number
number
number
number text number number number number
1 brazil 45 33 36 114
south korea has how many more medals that north korea ?
NNP NNP VBD-AUX WRB JJ JJR NNS WDT NNP NNP .
10
Keyword Keyword Keyword Column Keyword Keyword Keyword Column Keyword Literal.String Keyword Keyword Keyword Keyword Column Keyword Keyword Keyword Column Keyword Literal.String Keyword
select ( select c6_number from w where c2 = 'south korea' ) - ( select c6_number from w where c2 = 'north korea' )
Literal Literal None Keyword Keyword Keyword Column Keyword Literal Literal None
['diff', ''] ['diff', ''] ['diff', ''] c6_number ['diff', '']