Alphonso Davies (L) of Bayern Munich vies with Ridle Baku of Mainz 05 during a German Bundesliga match between FSV Mainz 05 and FC Bayern Munich in Mainz, Germany, Feb. 1, 2020. (Photo by Ulrich Hufnagel/Xinhua)

Thiago Alcantara (L) of Bayern Munich vies with Jean-Philippe Mateta of Mainz 05 during a German Bundesliga match between FSV Mainz 05 and FC Bayern Munich in Mainz, Germany, Feb. 1, 2020. (Photo by Ulrich Hufnagel/Xinhua)

Robert Lewandowski (L, front) of Bayern Munich vies with Ridle Baku (R, front) of Mainz 05 during a German Bundesliga match between FSV Mainz 05 and FC Bayern Munich in Mainz, Germany, Feb. 1, 2020. (Photo by Ulrich Hufnagel/Xinhua)

Players of Bayern Munich celebrate after scoring during a German Bundesliga match between FSV Mainz 05 and FC Bayern Munich in Mainz, Germany, Feb. 1, 2020. (Photo by Ulrich Hufnagel/Xinhua)