EMPORER
The hightest rank in the social and govermental heiarchy is always the emperor.
ARTISANS
Then came the people who were very well skillled in the arts. They made art like this mociasic.
FARMERS
Then came the farmers who made and harvested the food for the people who are farther up the heirarchy chain.
Slavery
Then the lowest of the low: the slave...they do the work for farmers.