Complex sentence: Matt Brown is a football and track and field coach at Idalou High School, who is a gold and bronze winner in the Parapan American Games despite the loss of his left leg, amputated above the knee as a result of an industrial accident in December 2005.
Split into simpler sentences: Matt Brown is a football and track and field coach at Idalou High School, who is a gold and bronze winner in the Parapan American Games. He lost his left leg, amputated above the knee, as a result of an industrial accident in December 2005.