191850
In June 10 , 2011 , a new principal , Mrs. Demsher from Bridgeport Elementary went to Mountainview because Christine Hamlin got promoted .
 Elementary, Mountainview
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Elementary, Mountainview