When Peter wondered aloud if they were at the right track, Ingrid told him, he must put faith in the system. The loud speaker then blared and everyone stood and ran for the staircase. The departure track had been changed from #6 to #2. As soon as Ingrid and Peter arrived at track #2, the loud speaker blared and everyone stood and ran back to track #6. As soon as Ingrid and Peter were seated, a passenger told them they were in the wrong seats. Ingrid confidently showed him their tickets, but they were for a different rail car. With only a few minutes left before departure, the ran to the correct car. All was then well. Peter is now permitted to express concerns regarding the German Railway system.