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Conversely , two members of the Steelers ' famed Steel Curtain defensive line ( Ernie Holmes and " Mean Joe " Greene ) are Texas natives , as is current Steelers Pro Bowl nose tackle Casey Hampton , as well as the player that Chuck Noll chose in front of Dan Marino during the 1983 NFL Draft , Gabriel Rivera .
 Ernie Holmes, " Mean Joe " Greene, Casey Hampton, Chuck Noll, Dan Marino, Gabriel Rivera
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Ernie Holmes, " Mean Joe " Greene, Casey Hampton, Chuck Noll, Dan Marino, Gabriel Rivera