Complex sentence: Rudith Lillian "Rudy" Huxtable (Keshia Knight Pulliam), is the youngest of the Huxtable children-only five years old at the beginning of the series, making her birth year 1979.
Split into simpler sentences: Rudith Lillian "Rudy" Huxtable (Keshia Knight Pulliam), is the youngest of the Huxtable children. She is only five years old at the beginning of the series, making her birth year 1979.