Complex sentence: Sukhra, also known as Sufaray (also spelled Sufray) was an Iranian nobleman from the House of Karen, who was the "de facto" ruler of the Sasanian Empire from 484 to 493.
Split into simpler sentences: Sukhra, also known as Sufaray (also spelled Sufray) was an Iranian nobleman from the House of Karen. He was the "de facto" ruler of the Sasanian Empire from 484 to 493.