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Likewise , in light of the artistic production and mechanical reproduction capabilities of computers and the internet , the media artist Julian H. Scaff said that the authenticity of provenance of a digital image ( painting , still photograph , cinema frame ) cannot be determined , because a digital work of art usually exists in more than one version , and each version is not created , but authored by a different digital artist with a different perspective of what is art .
 person: Julian H. Scaff
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: Julian H. Scaff 
Answer:
 person: Julian H. Scaff