Complex sentence: Hepburn held under Government licence about 20,000 acres for his sheep and cattle run which he drove overland from Sydney, he built Smeaton House in 1849 with the assistance of british colonial migrants.
Split into simpler sentences: Hepburn held under Government licence about 20,000 acres for his sheep and cattle run which he drove overland from Sydney. He built Smeaton House in 1849 with the assistance of British colonial migrants.