3753
The size of the city at the time of the Emperor Augustus is a matter of speculation , with estimates based on grain distribution , grain imports , aqueduct capacity , city limits , population density , census reports , and assumptions about the number of unreported women , children and slaves providing a very wide range .
 person: Augustus
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 person: Augustus