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After becoming the King of Spain by default , he left the Neapolitan and Sicilian kingdoms to his third surviving son who was later Ferdinand IV of Naples ; Ferdinand III of Sicily ; Ferdinand would see the creation of the future Kingdom of the Two Sicilies which would be ruled by Charles ' descendants till 1861 .
 Spain, Ferdinand IV of Naples ; Ferdinand III of Sicily, Ferdinand, Kingdom of the Two Sicilies
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Spain, Ferdinand IV of Naples ; Ferdinand III of Sicily, Ferdinand, Kingdom of the Two Sicilies