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Mr . Kubba , we thank you so much for talking to us from London .
 London, we, us, Mr, Mr . Kubba, you
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 London, we, us, Mr, Mr . Kubba, you