sentences:  The true locations on which the fictional communities were based remain uncertain.According to Murray, the three title communities are however based on real locations one and a half miles from each other at the corners of an equilateral triangle.The real-life locations most frequently cited are Wivelsfield Green (Camberwick Green), Plumpton (Trumpton), and Chailey (Chigley), historically known as Chagley, which are neighbouring communities in a roughly triangular configuration in Sussex.