Complex sentence: Venezuela manufactures and exports heavy industry products such as steel, aluminium and cement, with production concentrated around Ciudad Guayana, near the Guri Dam, one of the largest in the world and the provider of about three-quarters of Venezuela's electricity.
Split into simpler sentences: Venezuela manufactures and exports heavy industry products such as steel, aluminium and cement. Production is concentrated around Ciudad Guayana, near the Guri Dam, one of the largest dams in the world and the provider of about three-quarters of Venezuela's electricity.