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Etter has published essays on W.B. Yeats and Sherman Alexie in W.B. Yeats and Post-Colonialism and Telling the Stories : Essays on American Indian Literatures and Cultures , respectively .
 person: Etter
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Etter 
Answer:
 person: Etter