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Nicéphore Niépce created the photo with a camera obscura focused onto a pewter plate coated with bitumen of Judea , a mixture similar to asphalt .
 person: Nicéphore Niépce
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: Nicéphore Niépce