Ключевые слова: anti vaccination, anti vaccine, anti vax, antivaccination, antivaccine, antivax, antivaxx, antivaxxers, ausseres burgtor, austria, austrian, city, conspiracy, corona, coronavirus, covid, covid19, crowd, demo, democracy, demonstration, fake news, fear, health, immunization, impfpflicht, mandatory vaccination, march, medical, medicine, no vaccination, outer castle gate, pandemic, paranoia, people, person, placard, protest, protester, rally, sign, vaccination, vaccine, vaccine hesitancy, vaccine hesitant, vax, vienna, virus,