Complex sentence: Sunyani Airport dates back as 1942, when a communication outpost and aerodrome was built for the use of the Allied Forces.However before the end of the war, the airstrip was abandoned.
Split into simpler sentences: Sunyani Airport dates back as 1942, when a communication outpost and aerodrome was built for the use of the Allied Forces. However, before the end of the war, the airstrip was abandoned.