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As well as being an adaptation of the Ernest Hemingway novel , The Old Man and the Sea is the winning work of Russian animator Aleksandr Petrov .
 person: Ernest Hemingway; person: Aleksandr Petrov
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: Ernest Hemingway, Aleksandr Petrov 
Answer:
 person: Ernest Hemingway; person: Aleksandr Petrov