Assertion: mini trampoline | /r/Causes | injury
Facets:
value: to hips
type: TRANSITIVE-OBJECT
value: to ankles
type: TRANSITIVE-OBJECT
value: to backs
type: TRANSITIVE-OBJECT
value: to knees
type: OTHER
Source sentences:
text: Mini trampolines have more flexible mats and can cause injury to ankles, knees, hips, and backs.