Complex sentence: Serra was replaced by World Champion Alan Jones in Long Beach (Jones also raced for the team in the non-championship Race of Champions at Brands Hatch), and lasted only three more races before he was released from the team after Monaco.
Split into simpler sentences: Serra was replaced by World Champion Alan Jones in Long Beach (Jones also raced for the team in the non-championship Race of Champions at Brands Hatch). Serra lasted only three more races before he was released from the team after Monaco.