Table: tallest_buildings_frankfurt
Columns: name
height_m
height_ft
location
year_built

Question: What is the lowest height in feet for the building located in platz der einheit 1, gallus, that was built after 1961 with a height less than 130 meters?
SQL: SELECT MIN("height_ft") FROM tallest_buildings_frankfurt WHERE "year_built" > 1961 AND "location" = 'platz der einheit 1, gallus' AND "height_m" < 130

Question: What is the sum of the heights in meters for the commerzbank tower built after 1984?
SQL: SELECT SUM("height_m") FROM tallest_buildings_frankfurt WHERE "year_built" > 1984 AND "name" = 'commerzbank tower'

Question: What is the earliest year that the building in sonnemannstraße/rückertstraße, ostend was built with a height larger than 185 meters?
SQL: SELECT MIN("year_built") FROM tallest_buildings_frankfurt WHERE "location" = 'sonnemannstraße/rückertstraße, ostend' AND "height_m" > 185

Question: What is the lowest height in meters for the building located in mailänder straße 1, sachsenhausen-süd, with a height shorter than 328.1 ft?
SQL: SELECT MIN("height_m") FROM tallest_buildings_frankfurt WHERE "location" = 'mailänder straße 1, sachsenhausen-süd' AND "height_ft" < 328.1