represent contestant age height hometown
represent
contestant
age
height
hometown
number
number
number
number text number unitnum text
1 mildred kincaid adames 20 1.65 mts panama city
how many contestants are at least 21 years old ?
WRB JJ NNS VBD-AUX IN JJS CD NNS JJ .
8
Keyword Keyword Keyword Column Keyword Keyword Keyword Keyword Column Keyword Literal.Number
select count ( c2 ) from w where c3_number >= 21
Keyword Keyword Column None Keyword Keyword Literal Column Column None
['agg', 'agg_count'] ['agg', 'agg_count'] c2 ['comp', 'comp_gequal'] ['comp', 'comp_gequal'] c3_number c3_number