Complex sentence: S-Bahn Mitteldeutschland represents an enlargement of the previous Leipzig-Halle S-Bahn, which was an electric rail public transit system operating in the metropolitan area of Leipzig-Halle, Germany.
Split into simpler sentences: S-Bahn Mitteldeutschland represents an enlargement of the previous Leipzig-Halle S-Bahn. It is an electric rail public transit system operating in the metropolitan area of Leipzig-Halle, Germany.