Throughout the Byzantine period, the Hippodrome was the centre of the city's social life. Huge amounts were bet on chariot races, and initially four teams took part in these races, each one financially sponsored and supported by a different political party (Deme) within the Roman/Byzantine Senate: The Blues (Venetoi), the Greens (Prasinoi), the Reds (Rousioi) and the Whites (Leukoi). The Reds (Rousioi) and the Whites (Leukoi) gradually weakened and were absorbed by the other two major factions (the Blues and Greens).