Complex sentence: In 2011, Di Canio entered football management in England with Swindon Town, guiding them in his first full season as manager to promotion to League One before he was appointed as the Sunderland manager at the end of March 2013.
Split into simpler sentences: In 2011, Di Canio entered football management in England with Swindon Town, guiding them in his first full season as manager to promotion to League One. He was appointed as the Sunderland manager at the end of March 2013.