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The Congress , who was regarded as " old-fashioned " by the ruling BJP , was largely backed by poor , rural , lower-caste and minority voters that did not participate in the economic boom of previous years that created a large wealthy middle class and thus achieved its overwhelming victory .
 None
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:  
Answer:
 None