Assertion: fern | /r/HasProperty | one of the oldest plants
Facets:
value: very
type: DEGREE
Source sentences:
text: Ferns are one of the oldest plants on Earth, with over 10,000 known species to date, and an estimated 5,000 more that have yet to be discovered.
text: Ferns are very old organisms.
text: Ferns are some of the oldest plants in the world.
text: Ferns are one of the oldest plants on Earth, with over 10,000 known species to date, and an estimated 5,000 more that have yet to be discovered.