Assertion: diver's air | /r/HasProperty | sufficient to keep the diver
Facets:
value: usually
type: TEMPORAL
Source sentences:
text: It was possible to switch out air supply hoses underwater, and the air already in the suit and helmet was usually sufficient to keep the diver conscious during the time required to disconnect the old hose and connect the new one, but this procedure could only work if the original hose was still providing an air supply.