high school join
year from left league left to
high school
join year
from
left
league left to
list length list_number
list length list_number
list length
text <n,number> text <n,number> <n,text>
ainsworth 1954 county c league 1961 big nine conference
how many schools left in 1960 ?
WRB JJ NNS VBN IN CD .
7
Keyword Keyword Keyword Column Keyword Keyword Keyword Keyword Column Keyword Literal.Number
select count ( c1 ) from w where c4_list_number = 1960
Keyword Keyword Column Column None Literal None
['agg', 'agg_count'] ['agg', 'agg_count'] c1 c4_list_number