189884
Following this resolution , the pair return to Layton 's office , where they listen to " The Eternal Diva " , a record by an old student of the professor 's named Janice Quatlane , prompting them to recall one of their earliest adventures together from three years ago ... Layton is invited by Janice to attend an opera in which she is performing , centered around the legendary lost land of Ambrosia and the secret of eternal life it claims to hold , which it is claimed will be rediscovered when its queen returns .
 None
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:  
Answer:
 None