Assertion: ivory | /r/CapableOf | become solid
Facets:
value: gradually
type: MANNER
value: with running through its centre
type: OTHER
value: entirely
type: DEGREE
Source sentences:
text: The head end of the tusk has a hollow cavity that runs for some distance along its interior, but the tusk gradually becomes entirely solid, with only a narrow nerve channel running through its centre to the tip of the tusk.