Assertion: tower's structure | /r/HasProperty | built for company
Facets:
Source sentences:
text: Built for Sears, Roebuck and Company , the structure reaches 110 floors and a height of 1,450 feet (442 metres), excluding broadcast antennas and their supports, and provides more than 400,000 square metres (roughly 4.3 million square feet) of floor space for offices and other activities.