Complex sentence: The tenor fought back against the implications of this diagnosis, undergoing major abdominal surgery and making plans for the resumption and conclusion of his singing commitments, but he died at his home in Modena on 6 September 2007.
Split into simpler sentences: The tenor fought back against the implications of this diagnosis, undergoing major abdominal surgery and making plans for the resumption and conclusion of his singing commitments. He died at his home in Modena on 6 September 2007.