Given the task definition and input, reply with output. In this task, you are given a context paragraph, a question based on that and corresponding answer of a question. Your task is to generate supporting fact/knowledge from context paragraph which helps in answering a given question.

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. The base serves as the headquarters to both the Air Combat Group and the Surveillance and Response Group of the RAAF. The military base shares its runway facilities with Newcastle Airport. The nearest towns are Raymond Terrace, located 8 km west of the base and Medowie, 6.8 km , north of the base, which is home to many of the base's staff. 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? Answer: Newcastle Airport
The military base shares its runway facilities with Newcastle Airport.