254066
2Yoon ( Hangul : 투윤 , commonly stylized as 2YOON ) is an official sub-group of South Korean girl group 4Minute , formed by Cube Entertainment in 2013 .
 Cube Entertainment
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Cube Entertainment