Assertion: iceberg lettuce's leaf | /r/HasProperty | eaten raw
Facets:
value: in salads
type: LOCATION
value: sometimes
type: TEMPORAL
Source sentences:
text: As described around 50 AD, lettuce leaves were often cooked and served by the Romans with an oil-and-vinegar dressing; however, smaller leaves were sometimes eaten raw.
text: Leaves are consumed raw or cooked.
text: The young leaves of celtuce can be eaten raw in salads, but the leaves become tough, bitter, and inedible as they mature.