Complex sentence: Mrs. Bush appeared on The Oprah Winfrey Show to discuss the situation and spoke regularly on Mrs. Bush's Story Time, a national radio program that stressed the importance of reading aloud to children.
Split into simpler sentences: Mrs. Bush appeared on The Oprah Winfrey Show to discuss the situation. She also appeared regularly on Mrs. Bush's Story Time, a national radio program that stressed the importance of reading aloud to children.