year host gold silver bronze
year
host
gold
silver
bronze
number
first second
number text(text) text text text
1976 paraguay (asuncion) brazil paraguay argentina
what country has won at least eight silvers ?
WDT NN VBD-AUX VBN IN JJS CD NNP .
Argentina
Keyword Column Keyword Keyword Keyword Keyword Column Keyword Keyword Keyword Keyword Keyword Keyword Literal.Number
select c4 from w group by c4 having count ( * ) >= 8
None None None None Keyword Keyword Literal Column None
['comp', 'comp_gequal'] ['comp', 'comp_gequal'] c4