263408
The rightful heir was believed to be Edward Berkeley Philipps ( later Mansel ) , son of Courtenay Philipps , son of Richard Mansel , younger brother of the tenth Baronet .
 Mansel, Courtenay, Mansel
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Mansel, Courtenay, Mansel