Assertion: starfish's body | /r/HasProperty | calcium carbonate plates
Facets:
Source sentences:
text: The bodies of starfish are composed of calcium carbonate plates, known as 'ossicles'.
text: The bodies of starfish are composed of calcium carbonate plates, known as 'ossicles'.
text: The bodies of starfish are composed of calcium carbonate plates, known as 'ossicles'.