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( born March 14 , 1954 in Houston , Texas ) is a former professional American football player who played wide receiver for three seasons for the Houston Oilers , the Kansas City Chiefs , and the Pittsburgh Steelers .
 Houston , Texas, Houston Oilers, Kansas City Chiefs, Pittsburgh Steelers
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Houston , Texas, Houston Oilers, Kansas City Chiefs, Pittsburgh Steelers