271421
In 1985 he was appointed mayor of Ejin Horo Banner , and was promoted to Communist Party Chief of Ejin Horo in 1988 .
 Ejin Horo Banner, Communist, Ejin Horo
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Ejin Horo Banner, Communist, Ejin Horo