Complex sentence: On 8 December numerous fires were started by lightning in Victoria's west, most were contained that day but fires in the Wyperfeld National Park continued to burn, being attacked by up to 11 aircraft including the states large air tankers, RJ and Hercules.
Split into simpler sentences: On 8 December numerous fires were started by lightning in Victoria's west. Most were contained that day but fires in the Wyperfeld National Park continued to burn, being fought by up to 11 aircraft including the state's large air tankers, RJ and Hercules.