<prompt> Pedzisa mutsara unotevera: Kupandukira kwaGeorgi Voyteh , - Slav Kupandukira muPomoravlje kwaive kupandukira kweBulgaria muByzantine theme yeBulgaria muna 1072. Yakanga iri nhamburiko huru yechipiri yokudzorera Umambo hweBulgaria pashure pe  <response>: Kumuka kwaPeter Delyan muna 1040-1041. 