Complex sentence: Practical training at Rose Wentworth & Nolan, Christchurch, Dorset and at Cheshire Robins Design Group in Christchurch, where he was awarded a Civic Trust Award for contributions to the built environment for his work on The River House, Wick, in Dorset.
Split into simpler sentences: Practical training at Rose Wentworth & Nolan, Christchurch and at Cheshire Robins Design Group in Christchurch Dorset. Whilst at Cheshire Robins Design Group, he was awarded a Civic Trust Award for contributions to the built environment for his work on The River House, Wick, in Dorset.