Assertion: tower's height | /r/HasProperty | 449.2 m
Facets:
Source sentences:
text: The height of its roof 449.2 m (1,474 ft) and highest occupied floor 439.2 m (1,441 ft) had been surpassed by the Shanghai World Financial Center with corresponding heights of 487 and 474 m (1,598 and 1,555 ft).