Kaliningrad
Kaliningrad ; historically , and Old Prussian: "Twangste" ) is the largest city and the administrative centre of Kaliningrad Oblast , the westernmost Oblast of Russia . 
<triplet> Kaliningrad Oblast <subj> Kaliningrad <obj> capital <subj> Oblast <obj> instance of <subj> Russia <obj> country <triplet> Oblast <subj> Russia <obj> country <triplet> Russia <subj> Kaliningrad Oblast <obj> contains administrative territorial entity