146412
On the death of Frederick IV , Elector Palatine in 1610 , Frederick IV was succeeded by his 14-year-old son Frederick V , Elector Palatine .
 person: Frederick IV , Elector Palatine; person: Frederick IV; person: Frederick V , Elector Palatine
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: Frederick IV , Elector Palatine, Frederick IV, Frederick V , Elector Palatine 
Answer:
 person: Frederick IV , Elector Palatine; person: Frederick IV; person: Frederick V , Elector Palatine