Australian Astronomical Observatory
The Australian Astronomical Observatory ( AAO ) , formerly the Anglo-Australian Observatory , is an optical and near-infrared astronomy observatory with its headquarters in North Ryde in suburban Sydney , Australia . 
<triplet> Australian Astronomical Observatory <subj> Australia <obj> country <triplet> North Ryde <subj> Sydney <obj> located in the administrative territorial entity <subj> Australia <obj> country <triplet> Sydney <subj> Australia <obj> country