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In response , Batman says that they cannot do so , reminding Robin of the fate of the Penguin 's henchmen and their tainted rehydration , and can only hope for people in general to learn to live together peacefully on their own .
 person: Robin; person: Penguin
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: Robin, Penguin 
Answer:
 person: Robin; person: Penguin