Complex sentence: In 1984, he resigned from John Martins to start "Baines Graphics", producing murals, cartoons, etc., for high profile companies, such as BP Australia, The Australian Grand Prix, S.A. Soccer Federation.
Split into simpler sentences: In 1984, he resigned from John Martins to start "Baines Graphics". He produced murals, cartoons, etc., for high profile companies, such as BP Australia, The Australian Grand Prix, S.A. Soccer Federation.