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He used to support the governments of Néstor Kirchner and Cristina Fernández de Kirchner , and became critical of them during the 2008 Argentine government conflict with the agricultural sector .
 person: Néstor Kirchner; person: Cristina Fernández de Kirchner
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: Néstor Kirchner, Cristina Fernández de Kirchner 
Answer:
 person: Néstor Kirchner; person: Cristina Fernández de Kirchner