974
His son , John V , cosied up to Guaimar IV of Salerno and eventually did homage to him .
 person: John V; person: Guaimar IV of Salerno
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: John V, Guaimar IV of Salerno 
Answer:
 person: John V; person: Guaimar IV of Salerno