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
which years did chile place silver or bronze ?
WDT NNS VBD-AUX NNP NNP NN CC NN .
1987|2002|2009|2013
Keyword Column Keyword Keyword Keyword Column Keyword Literal.String Keyword Column Keyword Literal.String
select c1 from w where c4 = 'chile' or c5 = 'chile'
None Column None Literal None Column Keyword Column None
c1 c4 ['conj', ''] c5