Tag 'image = https://upload.wikimedia.org/wikipedia/commons/9/9a/Grabmal_Koppen.JPG'

Select one ore more keys to display in the table:

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• 1: historic
• 1: material
• 1: subject:wikidata
• 1: name
• 1: memorial
• 1: subject:wikipedia
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• 1: wikimedia_commons