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After a year Hedayat returned to Iran and worked as a translator at the imperial court , influencing Mozaffar-ol Din Shah 's granting of the constitution in 1906 .
 person: Hedayat; person: Shah
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: Hedayat, Shah 
Answer:
 person: Hedayat; person: Shah