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Hoffenheim's Sandro Wagner(R) celebrates after scoring during the German Bundesliga match between 1 FC Cologne and 1899 Hoffenheim in Cologne, western Germany, on November 5, 2017.(Xinhua/Ulrich Hufnagel)

Hoffenheim's Sandro Wagner(R) celebrates after scoring during the German Bundesliga match between 1 FC Cologne and 1899 Hoffenheim in Cologne, western Germany, on November 5, 2017.(Xinhua/Ulrich Hufnagel)