Assertion: airfield | /r/HasProperty | the testing ground
Facets:
Source sentences:
text: As such the airfield has been the testing ground for several frontline aircraft including the English Electric Canberra, the English Electric Lightning, the BAC TSR-2, the Sepecat Jaguar, the Panavia Tornado, the BAE Hawk (formerly the Hawker Siddeley Hawk) and most recently the Eurofighter Typhoon.