Complex sentence: A surgeon by day and a racer by night, this man is the driver of the Porsche 911 dubbed as "Blackbird", he was the one racing with the original owner of the Devil Z when it crashed.
Split into simpler sentences: A surgeon by day and a racer by night, this man is the driver of the Porsche 911 dubbed as "Blackbird". He was the one racing with the original owner of the Devil Z when it crashed.