"start_date"=>"2005","artist_name"=>"Marga Brey","artwork_type"=>"sculpture"
"start_date"=>"1994","artist_name"=>"Adriaan van Esveld","artwork_type"=>"statue"
"start_date"=>"1994-09-10","artist_name"=>"Henk Ovink","artwork_type"=>"sculpture","disused:man_made"=>"drinking_fountain"
"start_date"=>"2006","artist_name"=>"Roberto Barni","artwork_type"=>"statue"