. . "Groen Nobel" . "1830-08-30" . "Groen" . "Pieter Groen"@en . "Pieter Constantijn" . . "Pieter Constantijn Groen Nobel" . . "http://www.wikidata.org/entity/Q6581097" . "Groen, Pieter (Pieter Constantijn)" . . "1773-08-03" . "Pieter Constantijn Groen" . . "Pieter"@en . "Groen"@en . . "Constantijn" . "Groen"@fr-FR .