Fremantle Harbour
Fremantle Harbour consists of the Inner Harbour , which is situated on the mouth of the Swan River; the Outer Harbour , which is south at Kwinana in Cockburn Sound and handles bulk cargo ports , grain , petroleum , liquefied petroleum gas , alumina , mineral sands , fertilisers , sulphur and other bulk commodities; and Gage Roads , which is the anchorage between Rottnest Island and the mainland . 
<triplet> Fremantle Harbour <subj> Outer Harbour <obj> has part <triplet> Outer Harbour <subj> Fremantle Harbour <obj> part of