Assertion: snorkel's breathing tube | /r/AtLocation | fig
Facets:
Source sentences:
text: 4C , 4D and 4E are cross-sectional views of the breathing tube shown in FIG.
text: 4C, 4D and 4E are cross-sectional views of the breathing tube shown in FIG.
text: 4C , 4D and 4E are cross-sectional views of the breathing tube shown in FIG.