Assertion: snorkel's tube | /r/HasAspect | first end
Facets:
Source sentences:
text: The elongated tube 12 has a first end 14 which is open.
text: The elongated tube 12 has a first end 14 which is open.
text: According to one embodiment of the present invention, a snorkel includes a tube having a first end, a second end, and at least one internal passageway having a port.