"A German museum puts the questionable provenance of its art on display"@fr . "A German museum puts the questionable provenance of its art on display"@fr . "news article, The Economist"@en . . . . "A German museum puts the questionable provenance of its art on display"@de . . . . "A German museum puts the questionable provenance of its art on display"@de . "A German museum puts the questionable provenance of its art on display"@en . . "A German museum puts the questionable provenance of its art on display"@en . "A German museum puts the questionable provenance of its art on display"@de . . . . . "A German museum puts the questionable provenance of its art on display"@en . . . "2018-05-25T00:00:00Z"^^ . "A German museum puts the questionable provenance of its art on display"@en . "A German museum puts the questionable provenance of its art on display"@fr . . . . . . .