111500
[ 3 ] The 2006 conference addressed Castro and Cuba the same week Fidel Castro became ill and turned over his presidency to his brother Raúl Castro .
 Castro, Cuba, Fidel Castro, Raúl Castro
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Castro, Cuba, Fidel Castro, Raúl Castro