https://www.ijsselmeerchallenge.nl/wp-content/uploads/2017/11/ijsselmeerchallenge_logo.png00Rudi van de Wallehttps://www.ijsselmeerchallenge.nl/wp-content/uploads/2017/11/ijsselmeerchallenge_logo.pngRudi van de Walle2020-09-02 14:00:112020-09-02 14:00:11Rudi