Question: With which airport does this Royal Australian Air Force (RAAF) military air base, which had No. 4 Forward Air Control Flight Royal Australian Air Force unit, share the runway facilities with?
Sentence (from "RAAF Base Williamtown"): RAAF Base Williamtown (IATA: NTL, ICAO: YWLM) is a Royal Australian Air Force (RAAF) military air base located 8 NM north of the coastal city of Newcastle (27 km by road) in the local government area of Port Stephens, in New South Wales, Australia.
Relevant evidence: No