Blok DM-03
The Blok DM-03 ( meaning "Block DM-03" ) , GRAU index "11S861-03" , is a Russian upper stage used as an optional fourth stage on the Proton-M carrier rocket . 
<triplet> GRAU index <subj> Russia <obj> country <triplet> Proton-M <subj> Russia <obj> country of origin