Complex sentence: However, in the show, the boys'father is infatuated with an estranged lady named Betty, and Draper also notes that she wrote her husband's character as acting similar to that of a child.
Split into simpler sentences: However, in the show, the boys'father is infatuated with an estranged lady named Betty. In addition, Draper mentions that she wrote her husband's character acting similar to that of a child.