143494
Chieri railway station ( ) serves the town and comune of Chieri , in the Piedmont region , northwestern Italy .
 Chieri, Chieri, Piedmont
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Chieri, Chieri, Piedmont