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In 2009 , the school was named after US President Barack Obama as Pittsburgh Obama 6-12 , but the Obama School is moving to 515 N. Highland Avenue ( ) for the 2012-2013 school year .
 Barack Obama, Pittsburgh Obama, Obama
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Barack Obama, Pittsburgh Obama, Obama