Complex sentence: Trouble in Santa Barbara convinced the Bagbys to move the mission to Salvador Bahia and Rio de Janerio, with the bulk of their success coming in Sao Paulo City, where Anne Bagby created a flagship school for girls.
Split into simpler sentences: Trouble in Santa Barbara convinced the Bagbys to move the mission to Salvador Bahia. Later, they went to Rio de Janerio, with the bulk of their success coming in Sao Paulo City, where Anne Bagby created a flagship school for girls.