<prompt> Qedela le nkulumo elandelayo: NgokukaProcopius De Aedificiis, 4.3.5, uDemetrias wakhiwa kabusha uJustinian I r. 527565, kodwa obunye ubufakazi bukhomba ukuthi kungenzeka ukuthi impilo yasemadolobheni yasendulo kungenzeka ukuthi yayisiphelile ekuqaleni kwekhulu lesi-6 T.E. Gregory. UDemetrius kukhulunywa ngaye nguHierocles ngekhulu lesithupha leminyaka. Insimu yayo yahlalwa yisizwe samaSlav saseBelegezitai ngekhulu lesi-78th, sahlaselwa futhi saphangwa amaSaracen ngo-9012, futhi ngabavukeli ngesikhathi se-  <response>: Ukuvukela kukaPeter Delyan ngo-1040. 