6118
These improvements in tactics and equipment reflected those of a thousand years earlier when the first Iranians to reach the Iranian Plateau forced the Assyrians to undertake similar reform .
 location: Iranian Plateau
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Iranian Plateau 
Answer:
 location: Iranian Plateau