Assertion: funnel | /r/HasProperty | tube
Facets:
value: at its basis
type: OTHER
Source sentences:
text: A funnel is a tube or pipe that is wide at the top and narrow at the bottom, used for guiding liquid or powder into a small opening.
text: We all know that a funnel is, at its basis, a tube that has a wide opening at the top and gets narrower at the bottom.