Complex sentence: The new Liberal Leader, Nick Greiner, appointed him on 6 April 1984 as Shadow Minister for Public Works and Ports, which he held until his retirement from politics on 2 July 1985.
Split into simpler sentences: The new Liberal Leader, Nick Greiner, appointed him on 6 April 1984 as Shadow Minister for Public Works and Ports. Punch held his shadow portfolio until his retirement from politics on 2 July 1985.