Original sentence: The name is derived from the presence of the three governmental powers around the plaza: the Executive, represented by the Palácio do Planalto (presidential office); the Legislative represented by the Congresso Nacional (National Congress); and the Judiciary, represented by the Supremo Tribunal Federal
Edited sentence: The name is derived from the presence of the three governmental powers around the plaza: the Executive, represented by the Palácio do Planalto (presidential office); the Legislative represented by the Congresso Nacional (National Congress); and the Judiciary, represented by the Supremo Tribunal Federal (Federal Supreme Court)