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His father was Publius Aelius Hadrianus Afer , a senator of praetorian rank , born and raised in Italica but paternally linked , through many generations over several centuries , to a family from Hadria ( modern Atri ) , an ancient town in Picenum .
 Publius Aelius Hadrianus Afer, Italica, Hadria, Atri, Picenum
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Publius Aelius Hadrianus Afer, Italica, Hadria, Atri, Picenum