Complex sentence: By 2014 a new refinery will be constructed by the private sector at a cost of $2.2 billion that will produce petrol, gasoil, kerosene, furnace oil, liquefied gas, asphalt, and sulfur.
Split into simpler sentences: By 2014 a new refinery will be constructed by the private sector, at a cost of $2.2 billion. It will produce petrol, gasoil, kerosene, furnace oil, liquefied gas, asphalt, and sulfur.