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The character 's origin was revealed in # 33 ( Nov. 1939 ) , unfolding in a two-page story that establishes the brooding persona of Batman , a character driven by the death of his parents .
 person: Batman
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Batman