Assertion: g airspace | /r/HasProperty | the portion of the airspace
Facets:
Source sentences:
text: Uncontrolled airspace or Class G airspace is the portion of the airspace that has not been designated as Class A, B, C, D, or E.
text: Class G airspace is the portion of the airspace that has not been designated as Class A, B, C, D, or E.