crowd of people gathered in a city street, listening to speakers on a raised platform

crowd of people gathered in a city street, listening to speakers on a raised platform. The platform is decorated with banners, including one for "APROFEM SINDICATO DOS PROFESSORES MUNICIPAIS DE SAO PAULO". Some people in the crowd are holding flags with the word "SINDSEP" on them. The crowd appears to be participating in a demonstration or rally, as indicated by the banners and flags. Many attendees are wearing red shirts or hats. Behind the crowd and platform is a large, multi-story building with a light-colored façade and many windows. The sky is cloudy, and the video is shot from within the crowd.