Einsatzgruppe H
During its seven-month existence , "Einsatzgruppe" H collaborated closely with the Hlinka Guard Emergency Divisions and arrested 18 , 937 people , of whom at least 2 , 257 were murdered; thousands of others were deported to Nazi concentration camps ( primarily Auschwitz ) . 
<triplet> Auschwitz <subj> Nazi concentration camps <obj> instance of