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Robert Murray Kavanaugh GC ( 18 December 1906 – 12 September 1976 ) was an Australia n recipient of the Albert Medal , formerly the highest decoration for gallantry awarded to civilians or to military personnel for actions " not in the face of the enemy " in the United Kingdom and Commonwealth .
 Kavanaugh, Australia, United Kingdom, Commonwealth
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Kavanaugh, Australia, United Kingdom, Commonwealth