Using a lit keyboard, Laurenz Theinert paints structures, lines and movements in space. He can react like lightning to his fellow musicians. As a result, the audience rediscovers the initially dark hall of the Festival Theatre and the reconstructed Appia stage in a unique manner. Equipment. Stages, props: today, the building’s technical infrastructure itself takes on a role. Theinert and the Ring Trio join the Hellerau audience exploring the theatre’s anatomy and take a secret look behind the scenes.