Assertion: sea turtle's layer | /r/HasProperty | made up rib
Facets:
Source sentences:
text: The inner layer of a turtle’s shell is made up of 60 bones, including their backbone, breastbone and ribs.
text: Although we commonly refer to them as "shells", the hard outer layer of a turtle is actually made of bone, not shell.
text: The inner layer of a turtle’s shell is made up of 60 bones, including their backbone, breastbone and ribs.
text: The inner layer of a turtle’s shell is made up of 60 bones, including their backbone, breastbone and ribs.