Complex sentence: The campaign was preceded by landings by troops from Australian 9th Division east of Lae on 4 September 1943, which were followed by an advance west along the coast towards the town where they were to link up with 7th Division advancing from Nadzab.
Split into simpler sentences: The campaign was preceded by an amphibious landing by troops from the Australian 9th Division east of Lae on 4 September 1943. This was followed by an advance west along the coast towards the town where they were to link up with 7th Division advancing from Nadzab.