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
what is the total number of medals between south korea , north korea , sweden , and brazil ?
WP VBD-AUX DT JJ NN IN NNS IN NNP NNP , NNP NNP , NNP , CC NNP .
150
select sum ( c6_number ) from w where c2 in ( 'south korea' , 'north korea' , 'sweden' , 'brazil' )