356899
It is located close enough to Rapid City , Hill City , and Keystone to serve as a bedroom community , and its natural beauty make it an attractive place to live .
 Rapid, Keystone
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Rapid, Keystone