Assertion: brownstone | /r/HasProperty | built
Facets:
value: collectively
type: MANNER
Source sentences:
text: Since many brownstones were built collectively, in pairs or rows, we were lucky to have neighbors who let us walk through their home to get a sense of the original detailing.
text: Brownstone—the building material—is a specific type of sandstone that is, as its name implies, characteristically dark.