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By the early 1960s the pilgrimage had grown to include an element travelling by air , to coincide with the pilgrimage train , although this was considered no more than " alright " , and in 1964 the original Pilgrimage Director Fr Nixon was succeeded by Fr Carroll .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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