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Gustav Bauer , the head of the new government , sent a telegram stating his intention to sign the treaty if certain articles were withdrawn , including Articles 227 , 230 and 231 .
 Gustav Bauer
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:
 Gustav Bauer