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New Mexico was won by former Vice President Richard Nixon by a 13 point margin against incumbent Vice President Hubert Humphrey .
 location: New Mexico; person: Richard Nixon; person: Hubert Humphrey
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: New Mexico, Richard Nixon, Hubert Humphrey 
Answer:
 location: New Mexico; person: Richard Nixon; person: Hubert Humphrey