. . . "Regiobahn GmbH"@en . . . "1992Z"^^ . "The Regiobahn is a German railway company founded in 1992 which operates the line S28 of the Rhine-Ruhr S-Bahn between Kaarst and Mettmann.The S28 is the only \"private\" S-Bahn line in Northrhine-Westphalia and except for the Breisgau and Ortenau S-Bahns the only privately operated S-Bahn in Germany until December 2010. \"Private\" railways in Germany are not operated by Deutsche Bahn, but are instead owned by state and local governments."@en . "1"^^ . . .