Complex sentence: Bruchsal is located at the edge of the Upper Rhine River Plains and the Kraichgau along the Saalbach, which is a small tributary of the Rhine that joins it between Philippsburg and Oberhausen.
Split into simpler sentences: Bruchsal is located at the edge of the Upper Rhine River Plains and the Kraichgau along the Saalbach. The Saalbach is a small tributary of the Rhine and joins it between Philippsburg and Oberhausen.