1523
People known to have arranged for cryonics upon death include television host Larry King and PayPal founders Luke Nosek and Peter Thiel .
 Larry King, PayPal, Luke Nosek, Peter Thiel
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Larry King, PayPal, Luke Nosek, Peter Thiel