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The opera centres on the love affair of Horatio Nelson , 1st Viscount Nelson and Emma , Lady Hamilton .
 person: Horatio Nelson , 1st Viscount Nelson; person: Emma , Lady Hamilton
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: Horatio Nelson , 1st Viscount Nelson, Emma , Lady Hamilton 
Answer:
 person: Horatio Nelson , 1st Viscount Nelson; person: Emma , Lady Hamilton