Complex sentence: The Denton House in New Hyde Park, New York, within the Town of North Hempstead, was originally a 1795 farmhouse, and was converted in the 1860s to a Georgian-style mansion.
Split into simpler sentences: The Denton House is a historic building in New Hyde Park, New York, within the Town of North Hempstead. Built in 1795 as a farmhouse, it was converted in the 1860s to a Georgian-style mansion.