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The main commercial center of Puranigudam , also known as Keyan Patti ( most of the shops were established by the businessmen from the Marwar area of Rajasthan , India ; who were called Keyans in Assamese .
 location: Rajasthan
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: Rajasthan 
Answer:
 location: Rajasthan