Complex sentence: Enarsa (or ENARSA), in full "Energía Argentina Sociedad Anónima", is a company managed by the national state of Argentina for the integral exploitation of petroleum and natural gas, and the production, industrialization, transport and trade of these and of electricity.
Split into simpler sentences: Enarsa (or ENARSA), in full "Energía Argentina Sociedad Anónima", is a state owned company in Argentina. It is engaged in for the exploitation of petroleum and natural gas, and the production, industrialization, transport and trade of these and of electricity.