Complex sentence: Betty Cohen (born 1950) is an American businesswoman and television executive who is best known as the founder and original president of Cartoon Network from 1992 to 2001, and as the CEO of Lifetime Entertainment from 2005 to 2007.
Split into simpler sentences: Betty Cohen (born 1950) is an American businesswoman. She is best known as the founder and original president of Cartoon Network from 1992 to 2001, and as the CEO of Lifetime Entertainment from 2005 to 2007.