57406
Whereas by AD 14 , Rome had at least 750,000 inhabitants and in the following century may have reached 1 " million , the cities of Alexandria and Antioch numbered only a few hundred thousand or less .
 Rome, Alexandria, Antioch
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Rome, Alexandria, Antioch