Kamensk crater
Kamensk crater is an impact crater located to the south of Kamensk-Shakhtinsky town in Rostov Oblast , Russia . 
<triplet> Kamensk crater <subj> impact crater <obj> instance of <subj> Rostov Oblast <obj> located in the administrative territorial entity <triplet> Kamensk-Shakhtinsky <subj> Rostov Oblast <obj> located in the administrative territorial entity