Complex sentence: To the southeast, the province's surface is mostly sandy, interspersed with small rivers, such as, Regge and Dinkel and brooks, in the northwest, the geology is dominated by sediments from the "Overijsselse Vecht" and clay.
Split into simpler sentences: To the southeast, the province's surface is mostly sandy, interspersed with small rivers such as the Regge and Dinkel and other brooks. In the northwest, the geology is dominated by sediments from the "Overijsselse Vecht" and clay.