1645
Three plots in three different historical periods - prehistoric times , Ancient Rome , and modern times ( the Roaring Twenties ) - are intercut to prove the point that man 's love for woman has not significantly changed throughout history .
 location: Ancient Rome; time: Roaring Twenties
Given options, please tell me the categories of all the listed entity words.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} 
 Entities: Ancient Rome, Roaring Twenties 
Answer:
 location: Ancient Rome; time: Roaring Twenties