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The Baldwin Spencer Building is located at the University of Melbourne and was named after the first Professor of Biology Walter Baldwin Spencer .
 person: Baldwin Spencer; person: Walter Baldwin Spencer
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: Baldwin Spencer; person: Walter Baldwin Spencer