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Mohamed Ali Khalfallah , spokesman for the Movement of Socialist Democrats ( MDS ) said that a bailiff who was accompagnied by policemen , on Saturday ordered the party to leave the building .
 Movement of Socialist Democrats, MDS, Mohamed Ali Khalfallah
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, else, organization, person 
Text: {0} 
Answer:
 Movement of Socialist Democrats, MDS, Mohamed Ali Khalfallah