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Using an encoding such as Gödel numberings , any string can be encoded as a natural number , via which a decision problem can be defined as a subset of the natural numbers .
 person: Gödel
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: Gödel