Morozovsk
Morozovsk is a town and the administrative center of Morozovsky District in Rostov Oblast , Russia , located on the Bystraya River ( left tributary of the Seversky Donets ) , northeast of Rostov-on-Don , the administrative center of the oblast . 
<triplet> Morozovsk <subj> Morozovsky District <obj> capital of <subj> Russia <obj> country <triplet> town <subj> Russia <obj> country <triplet> Morozovsky District <subj> Morozovsk <obj> capital <subj> Rostov Oblast <obj> located in the administrative territorial entity <subj> Russia <obj> country <triplet> Rostov Oblast <subj> Russia <obj> country <triplet> Russia <subj> Rostov Oblast <obj> contains administrative territorial entity <triplet> Seversky Donets <subj> Russia <obj> country <triplet> Rostov-on-Don <subj> Rostov Oblast <obj> located in the administrative territorial entity <subj> Russia <obj> country