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After the last House of Representatives election under the old system in 1993 , Representatives from Yamanashi included Liberal Democrat Eiichi Nakao , Socialist Azuma Koshiishi and reformist Sakihito Ozawa .
 location: Yamanashi; person: Eiichi Nakao; person: Azuma Koshiishi; person: Sakihito Ozawa
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Yamanashi; person: Eiichi Nakao; person: Azuma Koshiishi; person: Sakihito Ozawa