"url"=>"https://www.bkor.nl/beelden/zonder-titel-74/","start_date"=>"1965","artist_name"=>"Jan Schoonhoven"
"url"=>"https://www.bkor.nl/beelden/zonder-titel-14/","material"=>"stone","start_date"=>"1965","artist_name"=>"Piet van Stuivenberg","artwork_type"=>"sculpture"