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When his new team qualified for the group stage of the UEFA Champions League , he was among the players who celebrated riding around Belgrade in an armored vehicle .
 UEFA Champions League, Belgrade
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 UEFA Champions League, Belgrade