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Football Soccer - Barcelona training session - Joan Gamper training ground, Barcelona, Spain - 2/12/2016 - Barcelona's players attend a training session prior to "El Clasico" against Real Madrid. REUTERS/Albert Gea Stock Photo - Alamy
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Football Soccer - Barcelona training - Champions League - Joan Gamper training camp - Barcelona, Spain - 12/09/16. Barcelona's Lionel Messi, Neymar and Luis Suarez speak during a training session. REUTERS/Albert Gea Stock Photo - Alamy
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Football Soccer - Barcelona training session - Joan Gamper training camp, Barcelona, Spain - July 13, 2017 - Barcelona's coach Ernesto Valverde attends a training session. REUTERS/Albert Gea Stock Photo - Alamy
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