39061
Some implicate either his taster Halotus , his doctor Xenophon , or the infamous poisoner Locusta as the administrator of the fatal substance .
 Halotus, Xenophon, Locusta
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Halotus, Xenophon, Locusta