377326
First appearances Battle Royale was first displayed in the United States in a playable state at the 2010 Amusement Expo show in Las Vegas .
 organization: Amusement
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: Amusement 
Answer:
 organization: Amusement