Bayern's Jamal Musiala, right, challenges for the ball with Kiel's Magnus Knudsen and David Zec during the German Bundesliga soccer match between Bayern Munich and Holstein Kiel at the Allianz Arena in Munich, Germany.

Bayern's Konrad Laimer, left, and Kiel's Steven Skrzybski challenge for the ball during the German Bundesliga soccer match between Bayern Munich and Holstein Kiel at the Allianz Arena in Munich, Germany.

Bayern's Serge Gnabry celebrates after scoring his side's fourth goal during the German Bundesliga soccer match between Bayern Munich and Holstein Kiel at the Allianz Arena in Munich, Germany.

Bayern's Serge Gnabry, centre, scores his side's fourth goal during the German Bundesliga soccer match between Bayern Munich and Holstein Kiel at the Allianz Arena in Munich, Germany.

Bayern's Harry Kane, centre, celebrates after scoring his side's third goal during the German Bundesliga soccer match between Bayern Munich and Holstein Kiel at the Allianz Arena in Munich, Germany.

Bayern's Harry Kane, left, and Kiel's Dominik Javorcek challenge for the ball during the German Bundesliga soccer match between Bayern Munich and Holstein Kiel at the Allianz Arena in Munich, Germany.

Bayern's Harry Kane, centre, and Kiel's Armin Gigovic challenge for the ball during the German Bundesliga soccer match between Bayern Munich and Holstein Kiel at the Allianz Arena in Munich, Germany.

Bayern's players celebrate after scoring the opening goal during the German Bundesliga soccer match between Bayern Munich and Holstein Kiel at the Allianz Arena in Munich, Germany.

Kiel's coach Marcel Rapp gestures during the German Bundesliga soccer match between Bayern Munich and Holstein Kiel at the Allianz Arena in Munich, Germany.

Bayern's Michael Olise, centre, and John Tolkin, left, challenge for the ball during the German Bundesliga soccer match between Bayern Munich and Holstein Kiel at the Allianz Arena in Munich, Germany.