Complex sentence: According to the unreliable Iolo Morganwg, Cenydd was a son of Gildas, and married and had a son before entering Llanilltud Fawr as a monk under Saint Illtud.
Split into simpler sentences: According to the unreliable Iolo Morganwg, Cenydd was one of the sons of Gildas. He married and had a son before entering Llanilltud Fawr as a monk under Saint Illtud.