Assertion: squid's shell | /r/HasProperty | the cuttlebone
Facets:
Source sentences:
text: Cuttlefish have a unique internal shell, the cuttlebone.
text: Cuttlefish have an internal shell (called a cuttlebone), large eyes, and eight arms and two tentacles furnished with finely toothed suckers, with which they grab their prey.
text: The shell in cuttlefish is internal and is called the cuttlebone.