What is the name of the building that was the tallest for 28 years?
CREATE TABLE "timeline_of_tallest_buildings" (
  "name" text,
  "street_address" text,
  "years_as_tallest" text,
  "num_of_years_as_tallest" text,
  "height_m_ft" text,
  "floors" real
);
SELECT "name" FROM "timeline_of_tallest_buildings" WHERE "num_of_years_as_tallest"='28 years';