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He also had a role in the United Nations , appointed by President Dwight D. Eisenhower , and was elected president of the American Association for the United Nations in February 1954 .
 organization: United Nations; person: Dwight D. Eisenhower; organization: American Association for the United Nations
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: United Nations, Dwight D. Eisenhower, American Association for the United Nations 
Answer:
 organization: United Nations; person: Dwight D. Eisenhower; organization: American Association for the United Nations