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After initial political setbacks in the 1970s , the party reorganized and regained support , particularly under Theo Koritzinsky ( 1983 – 87 ) and Erik Solheim ( 1987 – 97 ) .
 person: Theo Koritzinsky; organization: –; person: Erik Solheim; organization: –
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:
 person: Theo Koritzinsky; organization: –; person: Erik Solheim; organization: –