The four border guards involved at first obtained an award ( `` Leistungsabzeichen der Grenztruppen '' ) from the chief of the `` Grenzkommandos Mitte '' border guards , Erich Wöllner , and a prize of 150 East German Marks each .
The four border guards at first got an award ( `` Leistungsabzeichen der Grenztruppen '' ) from the chief of the local border guards , Erich Wöllner , and a prize of 150 East German Marks each .