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Self-taught architects such as Eileen Gray , Luis Barragán , and many others , created a system where working is also learning , where self-education is associated with creativity and productivity within a working environment .
 person: Eileen Gray; person: Luis Barragán
Please list all entity words in the text that fit the category.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} 
Answer:
 person: Eileen Gray; person: Luis Barragán