43788
Early life Clayton and his twin brother John Middleton Clayton ( Arkansas ) were born in Bethel , Pennsylvania to John and Ann Glover Clayton .
 Clayton, John Middleton Clayton ( Arkansas ), Clayton
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Clayton, John Middleton Clayton ( Arkansas ), Clayton