Complex sentence: The garden at Snowshill was laid out by Wade, in collaboration with Arts and Crafts movement architect, M. H. Baillie Scott, between 1920 and 1923 as a series of outside rooms seen as an extension to the house.
Split into simpler sentences: The garden at Snowshill was laid out by Wade, in collaboration with Arts and Crafts movement architect, M. H. Baillie Scott, between 1920 and 1923. Their elaborate layout resembles a series of outside rooms seen as an extension to the house.