"brand"=>"Volvo","source:date"=>"2014-06-06","brand:wikidata"=>"Q215293","brand:wikipedia"=>"en:Volvo Cars"
"source:date"=>"2014-06-03"
"source:date"=>"2014-05-20"
"source:date"=>"2014-05-20"
"source:date"=>"2014-05-20"
"source:date"=>"2014-05-20"