Heirloom Seal of the Realm
The Heirloom Seal of the Realm , also known in English as the Imperial Seal of China , is a Chinese jade seal carved out of Heshibi , a sacred piece of jade . 
<triplet> Heirloom Seal of the Realm <subj> jade <obj> made from material <triplet> Heshibi <subj> jade <obj> instance of <triplet> jade <subj> jade <obj> subclass of