30/05/2015 IFDCO News 0 (0) The next highlight of this year´s national championships will be the Open Dutch Championship in Medemblik from June 5th till June 7th. For more information see here. MARC GER172 Did you like this post? Click on a star to rate it! Submit Rating Average rating 0 / 5. Vote count: 0 No votes so far! Be the first to rate this post.