Complex sentence: While the Australians were able to successfully withdraw from their position in contact, the action was tarnished by a degree of disorganisation and disarray which characterised their withdrawal to Eora Creek, and which ultimately led to several groups being captured and eventually executed by the Japanese.
Split into simpler sentences: While the Australians were able to successfully withdraw from their position in contact, the action was tarnished by a degree of disorganisation and disarray which characterised their withdrawal to Eora Creek. This ultimately led to several groups being captured and eventually executed by the Japanese.