Complex sentence: His desire to free himself from Wright's influence led him to explore spatial relationships between living, working and dining areas and how spaces could be closed off with folding screens.The house is built almost entirely of in situ concrete.
Split into simpler sentences: His desire to free himself from Wright's influence led him to explore spatial relationships between living, working and dining areas and how spaces could be closed off with folding screens. Helfrich & Whitaker (2006) p96 The house is built almost entirely of in situ concrete.