Assertion: switchblade | /r/HasProperty | developed by northrop grumman
Facets:
value: for the united states
type: TRANSITIVE-OBJECT
Source sentences:
text: The Switchblade was a proposed unmanned aerial vehicle developed by Northrop Grumman for the United States.
text: The Switchblade was a proposed unmanned aerial vehicle developed by Northrop Grumman for the United States.