Assertion: trampoline | /r/CapableOf | use as springboard
Facets:
value: for tumbling
type: PURPOSE
Source sentences:
text: Trampoline, an elevated resilient webbed bed or canvas sheet supported by springs in a metal frame and used as a springboard for tumbling.
text: It is surrounded by a metal frame and used as a springboard for tumbling.
text: It is surrounded by a metal frame and used as a springboard for tumbling.