Complex sentence: Sir Joshua Reynolds PRA FRS FRSA (16 July 1723--23 February 1792) was an influential eighteenth-century English painter, specialising in portraits and promoting the "Grand Style" in painting which depended on idealization of the imperfect.
Split into simpler sentences: Sir Joshua Reynolds PRA FRS FRSA (16 July 1723--23 February 1792) was an influential eighteenth-century English painter, specialising in portraits. He promoted the "Grand Style" in painting which depended on idealization of the imperfect.