no. name term of office president(s) served under
no .
name
term of office
president -lrb- s -rrb- served under
number
minimum_number minimum_parsed minimum_day minimum_month minimum_year maximum_number maximum_parsed maximum_day maximum_month maximum_year
number text timespan text
1 william bennett march 28, 1991 - january 20, 1993 george h. w. bush
how long did the first director serve in office ?
WRB RB VBD-AUX DT JJ NN VB IN NN .
2 years
Keyword Column Keyword Column Keyword Keyword Keyword Keyword Column Keyword Literal.Number
select c3_maximum_year - c3_minimum_year from w order by c3_minimum_year limit 1
Column Column None Column Column None Column Column Column None
c3_minimum_year c3_minimum_year c3_minimum_year c3_minimum_year c3_minimum_year c3_minimum_year c3_minimum_year