Complex sentence: Sistema Nacional de Cultura Física y Deporte (National System of Physical Culture and Sports) is a collegiate body in charge of representation and government of CONADE, which functions are to direct, control and accomplish the goals established by the government and CONADE.
Split into simpler sentences: Sistema Nacional de Cultura Física y Deporte (National System of Physical Culture and Sports) is a collegiate body which both represents and governs CONADE. SINADE's purpose is to direct, control and accomplish the goals established by the government and CONADE.