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
who hosted the tournament before 1981 ?
WP VBD DT NN IN CD .
Paraguay (Asunción)
Keyword Column Keyword Keyword Keyword Column Keyword Literal.Number
select c2 from w where c1_number < 1981
None Column None None Keyword Literal None
c2 ['comp', '']