4481
He criticized Mikhail Gorbachev 's reforms from patriotic and nationalistic positions .
 person: Mikhail Gorbachev
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: Mikhail Gorbachev 
Answer:
 person: Mikhail Gorbachev