Assertion: neurofibromatosis's symptom | /r/CapableOf | start in the teen years
Facets:
value: often
type: TEMPORAL
value: generally
type: DEGREE
Source sentences:
text: Symptoms often start in the teen years.
text: These symptoms generally start in the teenage years.
text: Symptoms often start in the teen years.
text: Symptoms often start in the teen years.