Complex sentence: During the 1980's, sections of the surrounding block were bought up and the current site was redeveloped to include a Coles supermarket, food specialty stores and niche clothing and homeware stores.
Split into simpler sentences: During the 1980's, sections of the surrounding block were bought up and the current site was redeveloped. The new section included a Coles supermarket, food specialty stores and niche clothing and homeware stores.