Complex sentence: The headquarters of the naval Escuadra (Fleet), Base Naval Contralmirante Agustín Armario, is located in the city of Puerto Cabello, Carabobo, it controls the four squads of the Escuadra: frigates, submarines, patrol boats, and amphibious and service ships.
Split into simpler sentences: The headquarters of the naval Escuadra (Fleet), Base Naval Contralmirante Agustín Armario, is located in the city of Puerto Cabello, Carabobo. It controls the four squads of the Escuadra: frigates, submarines, patrol boats, and amphibious and service ships.