"artist_name"=>"Jan Willem Havermans","inscription"=>"11 names of victims belonging to the Resistance","material"=>"bronze","memorial"=>"war_memorial","start_date"=>"2017"
"description"=>"stone and circle of 9 walnut trees","inscription"=>"Poldercrash 25-2-2009","inscription:en"=>"Your grief is our grief","inscription:nl"=>"Uw leed is ons leed","inscription:tr"=>"Sizin acınız bizim acımız","material"=>"rock","name:nl"=>"Poldercrash 2009","start_date"=>"2009","wikidata"=>"Q862548"
"inscription"=>"IN MEMORIAM ON 30st JANUARY 1944, AN ALLIED LANCASTER BOMBER, JB 659, CRASHED AT THIS SITE, WHICH WAS THEN THE FARM OF THE VAN DER BIJL FAMILY. SIX MEMBERS OF THE FAMILY AND THE SEVEN CREW MEMBERS PERISHED.","inscription:url"=>"http://ww2f.com/threads/notable-and-artistic-monuments-for-raf-crew.52563/#post-596140","memorial"=>"war_memorial"
"artwork_type"=>"stele","inscription"=>"Gevallen voor het vaderland","material"=>"stone","memorial"=>"war_memorial","wikidata"=>"Q90840102","wikimedia_commons"=>"Category:Monument Oud-Osdorp"