Complex sentence: Oriol Servià, in turn, joins PKV Racing, replacing Cristiano da Matta alongside newcomer Katherine Legge, a 2005 Champ Car Atlantic Championship graduate who will be the first woman to ever attempt an entire season of Champ Car racing.
Split into simpler sentences: Oriol Servià, in turn, joined PKV Racing, replacing Cristiano da Matta. Joining Servià was newcomer Katherine Legge, a 2005 Toyota Atlantic Championship graduate who became the first woman to run a full season of Champ Car racing.