Complex sentence: Knott Rigg is a fell at the head of the Newlands Valley in the English Lake District, it is situated some 8.5 kilometres south west of Keswick and has a modest height of 556 metres (1825 feet).
Split into simpler sentences: Knott Rigg is a fell at the head of the Newlands Valley in the English Lake District. It is situated some 8.5 kilometres south west of Keswick and has a modest height of 556 metres (1825 feet).