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Gerardus Philippus " Gerard " Helders ( March 9 , 1905 - January 6 , 2013 ) was a Dutch politician of the defunct Christian Historical Union ( CHU ) now merged into the Christian Democratic Appeal ( CDA ) .
 person: Gerard; person: Helders; organization: Christian Historical Union; organization: Christian Democratic Appeal
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: Gerard, Helders, Christian Historical Union, Christian Democratic Appeal 
Answer:
 person: Gerard; person: Helders; organization: Christian Historical Union; organization: Christian Democratic Appeal