"artist_name"=>"Joop Hekman","artwork_type"=>"statue","material"=>"bronze","start_date"=>"1970"
"artist_name"=>"Willy Blees","artwork_type"=>"sculpture","mapillary"=>"https://www.mapillary.com/map/im/Crf9JGKG89tYSBJmhPXA5F","material"=>"bronze","start_date"=>"1981"
"url"=>"http://utrecht.kunstwacht.nl/kunstwerken/bekijk/4703-drie-zittende-figuren"