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Before joining IIM Calcutta , Sen worked as a Lecturer of Economics at his alma-mater University of Calcutta and as a Professor at Indira Gandhi Institute of Development Research , Mumbai .
 organization: IIM Calcutta; person: Sen; organization: Calcutta; organization: Indira Gandhi Institute of Development Research; location: Mumbai
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:
 organization: IIM Calcutta; person: Sen; organization: Calcutta; organization: Indira Gandhi Institute of Development Research; location: Mumbai