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Sterling angrily bounced the ball on the ground because the referee 's decision went against him and the ref only called to warn him ! Kale dey Premier League sef ? Cc {{USERNAME}} {{USERNAME}} {{USERNAME}}
 Sterling, angrily bounced the ball on the ground, referee, went against him, Premier League
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: group, creative work, person, event, product, location, corporation 
Text: {0} 
Answer:
 Sterling, angrily bounced the ball on the ground, referee, went against him, Premier League