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Shane Langford ( born May 8 , 1977 in Edmonton , Alberta ) is a Canadian boxing trainer and a former boxer .
 Shane Langford, Edmonton, Alberta, Canadian
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Shane Langford, Edmonton, Alberta, Canadian