Complex sentence: The headwaters of the river rise in the Elizabeth and Catherine Range then flow in a north-westerly direction past the Whately Range and discharge into Maitland Bay then through George Water, into Doubtful Bay and finally the Indian Ocean.
Split into simpler sentences: The headwaters of the river rise in the Elizabeth and Catherine Range. The river flows in a north-westerly direction past the Whately Range and discharges into Maitland Bay then through George Water, into Doubtful Bay and finally the Indian Ocean.