Complex sentence: It branched off from the Queanbeyan to Canberra line at the Power House siding near Cunningham Street, heading north on a raised embankment through the Causeway, and across the Molonglo River.
Split into simpler sentences: It branched off from the Queanbeyan Canberra line at the Power House siding near Cunningham Street. It headed north on a raised embankment through the Causeway, and across the Molonglo River.