2537
x-AEK Athens ( Greece ) v Chemlon Humenne ( Slovakia )
 x-AEK Athens, Chemlon Humenne, Slovakia, Greece
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:
 x-AEK Athens, Chemlon Humenne, Slovakia, Greece