school band performing on a stage in what appears to be an auditorium

school band performing on a stage in what appears to be an auditorium. There is a banner behind the band in Bulgarian that reads, in English translation, "Review of student wind orchestras and majorette bands 'Dimitar Peev'." The band is composed of young musicians, mostly in their teens, dressed in black suits with yellow suspenders and bow ties. They are playing wind instruments such as clarinets, trumpets, and a trombone. An older man, dressed in a suit, is conducting them. The audience can be seen in the foreground, with the back of a person's head prominently visible. The stage is lit and the environment is focused on the performance.