Bundespräsidium
The constitutional changes of 1870-71 renamed the North German Confederation as the German Empire; the title and function of "Bundespräsidium" remained , but were now combined with the additional title "Deutscher Kaiser" . 
<triplet> German Empire <subj> Bundespräsidium <obj> office held by head of state <subj> Deutscher Kaiser <obj> office held by head of state <triplet> Deutscher Kaiser <subj> German Empire <obj> country