Assertion: canker sore | /r/CapableOf | appear after a break in the skin
Facets:
value: to the mouth
type: LOCATION
value: by biting the tongue
type: MANNER
value: in the skin
type: LOCATION
Source sentences:
text: Canker sores can also appear after a trauma to the mouth, such as a break in the skin caused by a dental procedure or by biting the tongue or cheek.