Complex sentence: Azerneftyagh Oil Refinery specializes in the production of fuels and oils, producing gasoline, kerosene and diesel distillates, various oils (industrial, motor, transformer etc.) and asphalt.
Split into simpler sentences: Azerneftyagh Oil Refinery specializes in the production of fuels and oils. The refinery produces gasoline, kerosene and diesel distillates, various oils (industrial, motor, transformer etc.) and asphalt.