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Haider wore a blue business suit , but many in his group wore traditional costumes and sang Christmas carols .
 person: Haider; person: many in his group; person: his; person: his group
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: geographical social political, organization, person, location, facility, vehicle, weapon 
Text: {0} 
Answer:
 person: Haider; person: many in his group; person: his; person: his group