Original: 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 .
Simplified: 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 .