Assertion: tin opener's design | /r/HasAspect | propeller-like knob
Facets:
value: typically
type: DEGREE
Source sentences:
text: The can opener has evolved from a rudimentary bayonet-sickle hybrid to today’s more modern design, which typically has a propeller-like knob called a driving handle that users turn to move a small, circular blade around the top of a can.