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An article in the Middle East Economic Survey ( MEES ) published today Wednesday reveals that Iraq has asked its clients to pay 50 cents more per barrel of oil over the official oil price as of December 1 into an account not under United Nations supervision .
 geographical social political: Iraq; geographical social political: its; organization: its clients; organization: United Nations
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: geographical social political, organization, person, location, facility, vehicle, weapon 
Text: {0} 
 Entities: Iraq, its, its clients, United Nations 
Answer:
 geographical social political: Iraq; geographical social political: its; organization: its clients; organization: United Nations