Assertion: plankton | /r/HasProperty | visible
Facets:
value: barely
type: DEGREE
value: at this size
type: OTHER
value: to the eye
type: TRANSITIVE-OBJECT
value: to the naked eye
type: OTHER
Source sentences:
text: At this size, the plankton are visible to the naked eye.
text: Plankton, a single-celled algae, is barely visible to the eye, but it contributes to some of the world's most important resources.