Assertion: center's building | /r/HasProperty | completed
Facets:
value: by september
type: TEMPORAL
Source sentences:
text: Construction of the 14 buildings in the Art Deco style began on May 17, 1930, and the buildings were completed and opened in 1939.
text: Construction of the building started in 1931, and the building was complete by September 1932.
text: Rockefeller Center only became profitable after the last building in the original complex was completed.