Complex sentence: This led hipwell to design the new structure, built in 1963 with bushfires carefully in mind, with non-combustible materials and an alignment which encouraged the fires to pass over the structure rather than attack and destroy it the new house.
Split into simpler sentences: This led hipwell to design his new house, built in 1963, with bushfires carefully in mind. He used non-combustible materials and an alignment which encouraged the fires to pass over the structure rather than attack and destroy the new house.