years building city height (ctbuh) floors
years
building
city
height -lrb- ctbuh -rrb-
floors
minimum_number minimum_parsed minimum_year maximum_number maximum_parsed maximum_year
first first_number
number
timespan text text unitnum(unitnum)(unitnum(unitnum)) number
1972-1975 first canadian place toronto 298.1 m (978 ft)
(355 m (1,165 ft) tip) 72
how many floors are there in the tallest building in canada ?
WRB JJ NNS VBD-AUX EX IN DT JJS NN IN NNP .
72
Keyword Column Keyword Keyword Keyword Column Keyword Keyword
select c5 from w where c1_maximum_year = present_ref
Column Column Column None None None Column Column None None None None
c5 c5 c5 c1_maximum_year c1_maximum_year