Chilcotin Plateau
East of the Chilcotin Plateau , across the Fraser River , is the Cariboo Plateau , while to the north beyond the West Road ( Blackwater ) River is the Nechako Plateau . 
<triplet> Fraser River <subj> West Road (Blackwater) River <obj> tributary <triplet> West Road (Blackwater) River <subj> Fraser River <obj> mouth of the watercourse