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He holds notable victories over former world champions Sean Sherk , Hermes França , B.J. Penn ( x3 ) , Urijah Faber as well as top featherweight contenders Cub Swanson ( x2 ) and Chad Mendes .
 Sean Sherk, Hermes França, B.J. Penn, Urijah Faber, Cub Swanson, Chad Mendes
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Sean Sherk, Hermes França, B.J. Penn, Urijah Faber, Cub Swanson, Chad Mendes