Gastles OBS de Sterrensteen, Groningen - Main contents wikimedia/Ra-smit date September 23, 2019 city Groningen Evenement | Wopke Hoekstra original article: 'Gastles OBS de Sterrensteen' 1. More about... Christen-Democratisch Appèl (CDA) Ministry of Finance (Fin) W.B. (Wopke) Hoekstra