<prompt> Nyora kuenderera kweiyi ndima - Kumuka kwaGeorgi Voyteh , - Slav Uprising muPomoravlje kwaive kumuka kweBulgaria muByzantine theme yeBulgaria muna 1072. Kwaive kuyedza kwechipiri kukuru kudzorera Humambo hweBulgaria mushure mekumukira kwaPeter Delyan  <response>: muna 1040-1041. 