Complex sentence: However, the battle was not a complete success for most of the Carthaginian army fled and Hannibal Gisco--together with the garrison of Agrigentum--also managed to break the Roman line and escape.
Split into simpler sentences: However, the battle was not a complete success. Most of the Carthaginian army fled and Hannibal Gisco--together with the garrison of Agrigentum--also managed to break the Roman line and escape.