Complex sentence: The region roughly surrounds the upper reaches of the Taieri River and the Manuherikia River, and is bounded by the Kakanui Range to the north and the Rock and Pillar Range to the southeast.
Split into simpler sentences: The region roughly surrounds the upper reaches of the Taieri River and the Manuherikia River. It is bounded by the Kakanui Range to the north and the Rock and Pillar Range to the southeast.