Assertion: harrier's lever | /r/HasProperty | added in the cockpit
Facets:
Source sentences:
text: Pilots were impressed that to control the aircraft's vertical flight required only a single lever added in the cockpit.
text: It is viewed by senior RAF officers as a significant design success, that to enable and control the aircraft's vertical flight required only a single lever added in the cockpit.
text: Pilots were impressed that to control the aircraft's vertical flight required only a single lever added in the cockpit.