Assertion: sand dollar's body | /r/HasProperty | covered with spine
Facets:
Source sentences:
text: An animal with a very flattened, circular body covered with spines and showing the five-star pattern; related to sea stars, sea urchins, and sea cucumbers.
text: An animal with a very flattened, circular body covered with spines and showing the five-star pattern; related to sea stars, sea urchins, and sea cucumbers.