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He was an active member of the Red Cross from its foundation , and one of the founders of St John Ambulance Association , set up to promote first aid training .
 Red Cross, St John Ambulance Association
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Red Cross, St John Ambulance Association