Assertion: nail | /r/CapableOf | make up of keratin
Facets:
Source sentences:
text: The nail is a flexible plate of horny tissue, made up of keratin, i.e. epidermic cells formed in the root of the nail and hardened.
text: The nail is a flexible plate of horny tissue, made up of keratin, i.e. epidermic cells formed in the root of the nail and hardened.