Complex sentence: Cors Dyfi is a nature reserve located near to the village of Derwenlas, in the county of Powys, Wales, located on land reclaimed from the Estuary on the south side of the River Dyfi and is under the management of the Montgomeryshire Wildlife Trust.
Split into simpler sentences: Cors Dyfi is a nature reserve located near to the village of Derwenlas, in the county of Powys, Wales. Located on land reclaimed from the Estuary on the south side of the River Dyfi, the reserve is under the management of the Montgomeryshire Wildlife Trust.