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Biography Ewing was educated at Edinburgh University and worked at Cambridge University in England , Monash University in Australia , Osgoode Hall in Canada , before joining the King 's College London law school in 1992 .
 Ewing, Edinburgh University, Cambridge University, Monash University, King 's College London
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Ewing, Edinburgh University, Cambridge University, Monash University, King 's College London