Complex sentence: This "Athleta Christi" ("Christ's Champion"), as Pope Pius II referred to him, died some three weeks after his triumph at Nándorfehérvár, falling to an epidemic that had broken out in the crusader camp.
Split into simpler sentences: This "Athleta Christi" ("Christ's Champion"), as Pope Pius II referred to him, died some three weeks after his triumph at Nándorfehérvár. Falling to an epidemic that had broken out in the crusader camp.