303329
Richard was educated at St. Joseph 's College there , at St. Dunstan 's College in Prince Edward Island and at Boston University .
 St. Joseph 's College, St. Dunstan 's College, Prince Edward Island, Boston University
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 St. Joseph 's College, St. Dunstan 's College, Prince Edward Island, Boston University