"source:date"=>"2014-05-24","community_centre"=>"youth_centre"
"source:date"=>"2014-05-07","community_centre"=>"club_home"
"source:date"=>"2014-05-07","community_centre"=>"club_home"
"community_centre"=>"club_home","operator"=>"Gooise Zweefvliegclub","source:date"=>"2014-05-24"
"source:date"=>"2014-05-07","community_centre"=>"club_home"