"brand"=>"OV-fiets","brand:wikidata"=>"Q2629982","brand:wikipedia"=>"en:OV-fiets","network"=>"OV-fiets","network:wikidata"=>"Q2629982","network:wikipedia"=>"en:OV-fiets","operator"=>"Nederlandse Spoorwegen","operator:wikidata"=>"Q23076","operator:wikipedia"=>"nl:Nederlandse Spoorwegen"
"material"=>"steel","start_date"=>"2016","artwork_type"=>"installation","artwork_subject"=>"Slappe Berm"