32873
A son of ( " Kenneth MacAlpin " ) , he succeeded his uncle as Pictish king following the latter 's death on 13 April 862 .
 Kenneth MacAlpin, Pictish
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Kenneth MacAlpin, Pictish