Complex sentence: It is comfortably one of Northern Ireland's most affluent areas (hence the "Gold Coast" nickname for the district) benefitting as it does from attractive sea views and tree-lined avenues, house prices here are upwards of £5 million.
Split into simpler sentences: It is comfortably one of Northern Ireland's most affluent areas (hence the "Gold Coast" nickname for the district). Benefiting from attractive sea views and tree-lined avenues, house prices here are upwards of £5 million.