Assertion: concussion | /r/HasProperty | frequent
Facets:
value: from teenagers
type: OTHER
value: from children
type: OTHER
value: for those playing sports
type: OTHER
value: in high school football
type: TEMPORAL
Source sentences:
text: Concussions are frequent in high school football.
text: Concussions, a type of traumatic brain injury, are a frequent concern for those playing sports, from children and teenagers to professional athletes.