143666
Song Yoo-geun left a prodigy school he attended in 2003 because it was n't providing him a sufficient academic challenge .
 person: Song Yoo-geun
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: Song Yoo-geun 
Answer:
 person: Song Yoo-geun