119698
Castillo made his professional debut in the 1930s and began a successful recording career in 1941 ; his first hit was his cover of the Alfredo Pelala tune “ Recuerdo ” .
 Castillo
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Castillo