He wrote a graffiti on the fresco of Christ Antiphonetes between 1340–1350 in the Church of Saint George in Gorni Kozjak. Zagorka Rasolkoska-Nikolovska proposed that Bratanь came from Macedonia to the road called after the village Kozjak (da dodohomь na ptь Kosnačiki). Her interpretation has been challenged by Nikolaj Ovčarov, who suggests the reading „I, Bratanь, together with Macedonia came on Friday for these two services“ (azь Bratanь sь [i] Makedoniě da dodohomь na pętьkь o siě čini).