Complex sentence: They resettled from Trenton, Ontario, to Los Angeles in 1873, and Smith began clerking in a small dry-goods store on North Main Street, A year later he bought a 160-acre ranch in Vernon, California, where he planted orange trees.
Split into simpler sentences: They resettled from Trenton, Ontario, to Los Angeles in 1873. After arriving in Los Angeles, Smith began clerking in a small dry-goods store on North Main Street, A year later he bought a 160-acre ranch in Vernon, California, where he planted orange trees.