Complex sentence: His most notable contritbutions were associated with planning in Middlesbrough and Hull.Darling, Elizabeth and Whitworth describe Lock as the most Geddesian of the post-war planners in the UK.
Split into simpler sentences: His most notable contritbutions were associated with planning in Middlesbrough and Hull. Darling and Whitworth describe Lock as the most Geddesian of the post-war planners in the UK.