rank nation gold silver bronze total
rank
nation
gold
silver
bronze
total
number
number
number
number
number
number text number number number number
1 india 102 58 37 197
what country has won no silver medals ?
WDT NN VBD-AUX VBN DT NN NNS .
Maldives
Keyword Column Keyword Keyword Keyword Column Keyword Keyword
select c2 from w where c4_number = 0
None Column None None Keyword Column None None
c2 ['', ''] c4_number