8244
In a letter to U . N . Secretary - General Kofi Annan , Ramadan said , ` ` It is also regrettable and deplorable that the ( U . N . ) General Secretariat has not issued any statement or reaction that condemns or deplores this aggression . ' '
 U . N, U . N, U . N . Secretary - General, U . N . Secretary - General Kofi Annan, Ramadan, the ( U . N . ) General Secretariat
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 U . N, U . N, U . N . Secretary - General, U . N . Secretary - General Kofi Annan, Ramadan, the ( U . N . ) General Secretariat