Assertion: skydiver | /r/CapableOf | wear visual altimeter
Facets:
Source sentences:
text: Some skydivers wear a visual altimeter, and some use audible altimeters fitted to their helmets.
text: Skydivers wear visual altimeters and most of us also use audible altimeters to tell us how high we are and this is what we use to time when to open the parachute.