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His fundamental opinion was that cricketers are " not born " but must be nurtured to develop their skills through coaching and practice ; in his own case , he had achieved his skill through constant practice as a boy at home under the tutelage of his uncle Alfred Pocock .
 Alfred Pocock
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Alfred Pocock