Assertion: slum's community | /r/MadeOf | impoverished former slaves
Facets:
value: in the late 19th century
type: TEMPORAL
Source sentences:
text: Some have identified the origins of the favela in the Brazilian communities formed by impoverished former slaves in the late 19th century, but it was the great wave of migration from the countryside to the cities from the 1940s to the 1970s that was primarily responsible for the proliferation of favelas in Brazil.