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Essential David Niall Wilson series The following titles were announced for the Essential David Niall Wilson series : Essential Ronald Kelly series The following titles have been announced for the Essential Ronald Kelly series .
 person: Niall Wilson; person: David Niall Wilson; person: Ronald Kelly; person: Ronald Kelly
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: Niall Wilson, David Niall Wilson, Ronald Kelly, Ronald Kelly 
Answer:
 person: Niall Wilson; person: David Niall Wilson; person: Ronald Kelly; person: Ronald Kelly