Complex sentence: Sanderson Miller (born 1716, Radway, Warwickshire-d.23 April 1780, Radway) was a pioneer of Gothic revival architecture, and a landscape designer who often added follies or other Picturesque garden buildings and features to the grounds of an estate.
Split into simpler sentences: Sanderson Miller (1716--23 April 1780, Radway) was an English pioneer of Gothic revival architecture and landscape designer. He is noted for adding follies or other Picturesque garden buildings and features to the grounds of an estate.