Assertion: dinoflagellate | /r/HasProperty | algae
Facets:
value: by all reputable sources
type: OTHER
value: usually
type: DEGREE
Source sentences:
text: Usually considered algae, dinoflagellates are mostly marine plankton, but they also are common in freshwater habitats.
text: The dinoflagellates are considered algae by all reputable sources, but most ciliates are not.