Ключевые слова: 3, background, banner, black, blackboard, blue, business, card, celebration, chalkboard, commemoration, concept, conceptual, country, day, day of german unity, der, deutschen, einheit, europe, event, flag, flag of germany, freedom, german, german flag, germany, gold, government, greeting, happy, holiday, independence, language, nation, national, october, patriotic, patriotism, politics, red, remembrance, reunification, symbol, tag, text, third, unity, waving, yellow,