Complex sentence: Rollin Bashford Dart (2 December 1925--5 May 2016) was an American banker, chairman of Dart National Bank from 1962 to 2005, and president from 1962 to 1999.
Split into simpler sentences: Rollin Bashford Dart (2 December 1925--5 May 2016) was an American banker. He was the chairman of Dart National Bank from 1962 to 2005 and its president from 1962 to 1999.