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The Canadian Amateur Hockey Association ( CAHA ) was the national governing body of amateur ice hockey play in Canada from 1914 until 1994 when it merged with the Canadian Hockey Association or Hockey Canada .
 Amateur Hockey, Canada, Hockey, Hockey Canada
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Amateur Hockey, Canada, Hockey, Hockey Canada