Complex sentence: The eastern boundary was the old road named "Kölnischen Straße" (Cologne Road), which led up to the Werdener Ruhr bridge throuch Velbert and Wülfrath along the Düssel towards Cologne.
Split into simpler sentences: The eastern boundary was the old road named "Kölnischen Straße" (Cologne Road). This continued up to the Werdener Ruhr bridge over Velbert and Wülfrath along the Düssel towards Cologne.