9679
At the age of 21 , Prince volunteered to search for a mass grave in Nicaragua , to expose killings under President Daniel Ortega and later said that he had found one .
 location: Nicaragua; person: Daniel Ortega
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Nicaragua; person: Daniel Ortega