Input (grade 11): In January 1830 Sturt's party reached the confluence of the Murrumbidgee and a much larger river, which Sturt named the Murray River.
Output (grade 10): They went west from Sydney until they reached the Murrumbidgee near the present site of Jugiong and traveled along the river bank as far as the Lachlan River. From there Sturt used a small boat to travel down the river and reached the Murray River on 14 January 14 1830.