31646
He held internships with the Pittsburgh Steelers , Pittsburgh Penguins and Indianapolis Colts .
 Pittsburgh Steelers, Pittsburgh Penguins, Indianapolis Colts
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Pittsburgh Steelers, Pittsburgh Penguins, Indianapolis Colts