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The intention of the trip was to reach Mecca for performing " Hajj " , albeit through an exotic route , and apparently the group derived sheer pleasure from sending postcards and telegrams to rival aristocrats in Tehran , from destinations previously unheard of .
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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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