Complex sentence: Built as an early gated community the estate currently has two main access roads, the upper one to Highgate West Hill closing every night until mid-morning, the lower one to Swains Lane being closed randomly with access then controlled by estate staff.
Split into simpler sentences: Built as an early gated community the estate currently has two main access roads. The upper one to Highgate West Hill closing every night until mid-morning, the lower one to Swains Lane being closed randomly with access then controlled by estate staff.