275372
The so-called " Really Good Friends " ( RGF ) club is a sub-group of members of the World Trade Organization formed in 2012 to discuss the possibility of a services liberalization agreement .
 World Trade Organization
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 World Trade Organization