Assertion: cuttlefish | /r/HasAspect | internal structure
Facets:
Source sentences:
text: Cuttlefish possess an internal structure called the cuttlebone, which is porous and is made of aragonite.
text: Cuttlefish possess an internal structure called the cuttlebone, which is porous and composed of calcium carbonate, to provide the cuttlefish with buoyancy.