109296
Between 1948 and 1950 , he was the lead singer of the Conjunto Folklorico Guarani , directed by Julián Rejala , and sang in duet with Wilma Ferreira .
 person: Julián Rejala
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Julián Rejala 
Answer:
 person: Julián Rejala