Assertion: building's use | /r/CapableOf | gain popularity
Facets:
value: in post-napoleonic france
type: LOCATION
value: in regency britain
type: LOCATION
value: gradually
type: MANNER
Source sentences:
text: The use of decorative cast iron as railings, fences and balconettes then gradually gained popularity in Regency Britain and post-Napoleonic France as a cheaper alternative to the wrought-iron railings that only the wealthy could afford.