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Keywords from Image Description:
Ligne bleue des Vosges. en La ligne bleue des Vosges blue line of the Vosges mountains It was the symbol of the French province Alsace and Lorraine lost by France after the defeat of Vosges France fr La ligne bleue des Vosges constitue par les sommets des Vosges vus distance C'tait le symbole de l'Alsace et la Lorraine perdues