44179
The eruption was described in a letter written by Pliny the Younger , after the death of his uncle Pliny the Elder .
 Pliny the Younger, Pliny the Elder
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Pliny the Younger, Pliny the Elder