Assertion: lichen | /r/HasProperty | useful
Facets:
value: against certain cancers
type: TRANSITIVE-OBJECT
value: for making dyes
type: PURPOSE
value: against viral infections
type: TRANSITIVE-OBJECT
value: as food
type: MANNER
Source sentences:
text: Lichens are also useful as food, medicine, for making dyes, in perfume manufacture, as decorations and in science.
text: Ongoing research is beginning to indicate that some lichens may be useful against certain cancers and viral infections.