Assertion: primary amenorrhea | /r/CapableOf | start having period
Facets:
value: by the age of 16
type: TEMPORAL
Source sentences:
text: Primary amenorrhea is the failure to start having a period by the age of 16.
text: Primary amenorrhea is the failure to start having a period by the age of 16.
text: Primary amenorrhea is the failure to start having a period by the age of 16.
text: Primary amenorrhea is the failure to start having a period by the age of 16.