Complex sentence: Valerius marched with his army to meet the Sabines and won a victory, for which he was awarded a triumph, and additionally the honour of a curule chair in the circus maximus was given to him and his descendants.
Split into simpler sentences: Valerius marched with his army to meet the Sabines and won a victory, for which he was awarded a triumph. Additionally the honour of a curule chair in the circus maximus was given to him and his descendants.