Assertion: greenhouse | /r/HasProperty | small production units
Facets:
value: for the wealthy
type: TRANSITIVE-OBJECT
value: pretty much
type: DEGREE
value: before the 1950s
type: TEMPORAL
Source sentences:
text: Before the 1950s, glasshouses were pretty much seen as small production units for the wealthy—who could afford to have personal gardeners growing out-of-season fruits and vegetables for their tables.