Complex sentence: Candleston Castle is a 14th-century fortified manor house, in ruins since the 19th century southwest of Merthyr Mawr, former Glamorgan, Wales, and just northwest of Ogmore Castle, separated by the River Ogmore.
Split into simpler sentences: Candleston Castle is a 14th-century fortified manor house, in ruins since the 19th century. It is southwest of Merthyr Mawr, former Glamorgan, Wales, and just northwest of Ogmore Castle, separated by the River Ogmore.