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He was Professor of Theology , then Professor of Welsh , at St David 's College , Lampeter , and was also a canon of St David 's Cathedral .
 St David 's College , Lampeter
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 David 's College , Lampeter