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In fact , this approach stems out from early insights of Alan Turing , describing the need to build machines equipped with sense organs to learn directly from the real-world instead of focusing on abstract activities , such as playing chess .
 Alan Turing
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Alan Turing