Four different gangs have controlled different areas of your city-state for the past 40 years. Before that, there was a dictator, but he died of a heart attack and when nobody could agree on who should take over, the four men who were his closest began fighting against each other. There is so much conflict between these four gangs in the city-state that every day, regular citizens get hurt or killed. Which form of government would be the best to have in this situation?