Assertion: cantilever | /r/HasProperty | unsurprising sequel
Facets:
value: to the towers
type: LOCATION
Source sentences:
text: Enabled by advances in technology — structural steel and reinforced concrete have conspired to make load-bearing walls virtually obsolete — cantilevers are the unsurprising sequel to the towers born of air-rights transfers, made feasible by a tweak to the city’s zoning codes in 1961 that established density quotas for every neighborhood.