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In 2009 , West Mifflin Area High School ranked 99th out of 123 high schools in the western Pennsylvania region , by the Pittsburgh Business Times .
 Mifflin Area, Pennsylvania, Pittsburgh Business Times
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Mifflin Area, Pennsylvania, Pittsburgh Business Times