Complex sentence: The Yanomamö of Amazonas traditionally practiced a system of escalation of violence in several discrete stages: the chest-pounding duel, the side-slapping duel, the club fight, and the spear-throwing fight.
Split into simpler sentences: The Yanomamö of Amazonas traditionally practiced a system of escalation of violence in several discrete stages. The chest-pounding duel, the side-slapping duel, the club fight, and the spear-throwing fight.