Assertion: swim flipper | /r/HasAspect | joint system
Facets:
value: in an embodiment
type: OTHER
Source sentences:
text: In an embodiment, the swim flipper has a joint system having a core and a covering wherein the core is comprised of a rigid material and said covering is comprised of a flexible material.
text: In an embodiment, the swim flipper has a joint system having a core and a covering wherein said core is comprised of plastic and said covering is comprised of rubber.