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In September 1970 , Ryan wrote a letter to Ambrose 's publisher , Doubleday , accusing Ambrose of using two quotations from The Last Battle in his book The Supreme Commander without attributing them to Ryan .
 person: Ryan; person: Ambrose; person: Ambrose; person: Ryan
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: Ryan, Ambrose, Ambrose, Ryan 
Answer:
 person: Ryan; person: Ambrose; person: Ambrose; person: Ryan