Assertion: iceberg lettuce's leaf | /r/CapableOf | transform into cup
Facets:
value: for canned pears
type: PURPOSE
Source sentences:
text: Quartered, shredded, its leaves pulled off and transformed into cups for canned pears, it knew no rival until the 1970s when Caesar Chavez called for a boycott to protest the working conditions of California lettuce pickers.