Assertion: canker sore | /r/AtLocation | lip
Facets:
value: inside of cheeks
type: LOCATION
Source sentences:
text: Canker sores are ulcers that appear on the inside of the mouth, often on the tongue, lips, and inside of the cheeks.
text: Canker sores are small sores that appear inside the cheeks and lips, at the base of the gums, and on or under the tongue.
text: They appear on the inside of the mouth either on the lips or throat, inside of cheeks or under the tongue.