"isced:level"=>"0;1","source:date"=>"2014-03-24"
"lifeboat"=>"offshore","lifeboat:class"=>"KNRM Johannes Frederik","operator"=>"KNRM","seamark:name"=>"Jan en Titia Visser","seamark:radio_station:category"=>"ais","seamark:radio_station:mmsi"=>"244624000","seamark:rescue_station:category"=>"lifeboat_on_mooring","seamark:type"=>"rescue_station","start_date"=>"1996-11-09"