Complex sentence: Blessed Aegidius of Assisi (also known as Giles of Assisi) was one of the original companions of St. Francis of Assisi and holds the foremost place among the companions of St. Francis, "The Knight of our Round Table" St. Francis called him.
Split into simpler sentences: Blessed Aegidius of Assisi was one of the original companions of St. Francis. He is also known as Blessed Giles, and holds the foremost place among the companions of St. Francis, "The Knight of our Round Table" St. Francis called him.