Complex sentence: It was commissioned as HMS Goldcrest on 4 September 1952 and in March 1953 the first Hawker Sea Hawk entered service with 806 Naval Air Squadron at RNAS Brawdy.
Split into simpler sentences: It was commissioned as HMS Goldcrest on 4 September 1952. In March 1953 the first Hawker Sea Hawk entered service with 806 NAS at RNAS Brawdy.