Complex sentence: Macau Bridge linking Hong Kong, Macao and the Pearl River Delta, construction of of highways in the region by 2012, and rail expansions of by 2012 and by 2020.
Split into simpler sentences: Macau Bridge linking Hong Kong, Macao and the Pearl River Delta. The construction of of highways in the region was to be completed by 2012, and rail expansions of by 2012 and by 2020.