Abschluss eines dreijährigen Sponsoringvertrags mit dem Fußballverein Hertha BSC durch die Deutsche Bahn (G-SIG: 16040805)

This question concerns a three-year sponsorship agreement between the German national railway company, Deutsche Bahn, and the football club Hertha BSC. It seeks clarification on the details and justification of this public funding for a private sports entity.