Assertion: sand dollar | /r/HasProperty | flat sea urchins
Facets:
value: basically
type: DEGREE
Source sentences:
text: In fact, they are basically flat sea urchins and are in the same class, Echinoidea, as sea urchins.
text: In fact, they are basically flat sea urchins and are in the same class, Echinoidea, as sea urchins.
text: They are basically flat sea urchins.
text: Sand dollars are flat sea urchins that burrow into the soft sand.