Complex sentence: Scottish Baronial architecture (sometimes Baronial style) is a style of architecture with its origins in the sixteenth century, drawing on the features of Medieval castles, tower houses and the French Renaissance châteaux.
Split into simpler sentences: Scottish Baronial architecture (sometimes Baronial style) is a style of architecture with its origins in the sixteenth century. "Castle-like", the style draws on the features of Medieval castles, tower houses and the French Renaissance châteaux.