Complex sentence: Nevertheless, she possess outstanding fighting capacities, proven by the fact that she helped Tre take down an army of TSAB Air Forces' mages during her first real-life combat experience.She was tutored by Tre, who gave her a strict and severe training.
Split into simpler sentences: Nevertheless, she possess outstanding fighting capacities, proven by the fact that she helped Tre take down an army of TSAB Air Forces' mages during her first real-life combat experience. Was tutored by Tre, who gave her a strict and severe training.