Assertion: canker sore's symptom | /r/HasProperty | itching
Facets:
value: generally
type: DEGREE
Source sentences:
text: Generally, symptoms may include prodromal sensations such as burning, itching, or stinging, which may precede the appearance of any lesion by some hours; and pain, which is often out of proportion to the extent of the ulceration and is worsened by physical contact, especially with certain foods and drinks (e.g., if they are acidic or abrasive).