Complex sentence: In 1999, Miss America officials announced they had lifted the ban on contestants who were divorced or had had an abortion; however, the change was overturned and Miss America CEO Robert L. Beck (who suggested it) was fired.
Split into simpler sentences: In 1999, Miss America officials announced they had lifted the ban on contestants who were divorced or had had an abortion. This rule change, however, was rescinded and Miss America CEO Robert L. Beck, who suggested it, was fired.