Assertion: sandwich | /r/CapableOf | become popular
Facets:
value: very
type: DEGREE
value: in the american diet
type: LOCATION
value: in the 1920s
type: TEMPORAL
Source sentences:
text: The sandwich became popular in the 1920s because it was filling and cheap: Workers munched on them in factory canteens, while their kids ate them for lunch in the parish schools, especially on meatless Fridays.
text: The sandwich became very popular in the American diet when bakeries started selling presliced bread, thus making sandwiches very easy to create.