# prime minister date of birth start date
of (first) term age at beginning
of (first) term end date
of (final) term total time in
office date of death lifespan
#
prime minister
date of birth
start date of -lrb- first -rrb- term
age at beginning of -lrb- first -rrb- term
end date of -lrb- final -rrb- term
total time in office
date of death
lifespan
number
number parsed year month day
number parsed year month day
number year day
number parsed year month day
number day
number parsed year month day
first second first_number first_day second_number second_year second_day
number text date date time date time date time(time)
1 edmund barton 18 january 1849 1-jan-01 51 years, 348 days 24-sep-03 996 days 7-jan-20 25,920 days (70 years, 354 days)
how many australian prime ministers were older than 50 at the time they began their first term ?
WRB JJ JJ NN NNS VBD-AUX JJR IN CD IN DT NN PRP VBD PRP$ JJ NN .
19
Keyword Keyword Keyword Column Keyword Keyword Keyword Keyword Column Keyword Literal.Number
select count ( c2 ) from w where c5_year >= 50
Keyword Keyword None Column Column None Keyword Keyword Literal Column Column Column Column Column Column Column Column None
['agg', 'agg_count'] ['agg', 'agg_count'] c2 c2 ['comp', 'comp_gequal'] ['comp', 'comp_gequal'] c5_year c5_year c5_year c5_year c5_year c5_year c5_year c5_year