"material"=>"stone","artist_name"=>"Janneke Ducro-Kruijer","artwork_type"=>"statue"
"artist_name"=>"Gijs Assmann","artwork_type"=>"statue"
"start_date"=>"1991","artist_name"=>"Tineke Willemse-Steen","artwork_type"=>"sculpture"
"material"=>"concrete","artist_name"=>"Harry Meek"
"artist_name"=>"Mihai Ecobici","artwork_type"=>"sculpture"
"material"=>"bronze","start_date"=>"1971","artist_name"=>"Frank Letterie","artwork_type"=>"sculpture"
"artist_name"=>"Mircea Bochis","artwork_type"=>"sculpture"
"artist_name"=>"Tom Claassen","artwork_type"=>"sculpture","material"=>"bronze","start_date"=>"1998"