Complex sentence: Melissa Ivy Rauch (born June 23,1980) is an American actress and comedian best known for portraying Bernadette Rostenkowski-Wolowitz on the CBS sitcom "The Big Bang Theory".
Split into simpler sentences: Melissa Ivy Rauch (born June 23,1980) is an American actress and comedian. She plays Bernadette Rostenkowski-Wolowitz on the CBS sitcom "The Big Bang Theory".