Complex sentence: After several unsuccessful business ventures and having twice visited the goldfields while Sarah gave piano lessons, in 1853 he turned to tinsmithing, making pots and pans and supplying cans for the Glen Ewin jam factory.
Split into simpler sentences: After several unsuccessful business ventures and having twice visited the goldfields while Sarah gave piano lessons. In 1853 he turned to tinsmithing, making pots and pans and supplying cans for the Glen Ewin jam factory.