Complex sentence: On 19 April orders were issued for the ANZACs to stop training and for all ships and small boats to take on coal and stores, but weather conditions delayed their departure, from Lemnos until dawn 24 April.
Split into simpler sentences: On 19 April orders were issued for the ANZACs to stop training and for all ships and small boats to take on coal and stores. But weather conditions delayed their departure, from Lemnos until dawn 24 April.