Ключевые слова: 19, ban, beret, blue, camouflage, castle, changing, coronavirus, covid, crisis, czech, czechia, day, disease, epidemic, face, gate, green, guard, health, horizontal, ilness, man, mandatory, mask, military, pandemic, people, prague, protection, real, regulation, republic, sightseeing, soldier, sunny, supply, surgical, test, tourism, travel, uniform, virus, wear, white,