Rubuta ci gaba don wannan sakin layi - Dangane da tarihin John Skylitzes, ƙirƙirar jigon Dryinopolis, da Koloneia da ke kusa, da kuma zaman lafiyar fursunonin Byzantine na rundunar Bulgaria da nufin ƙarfafa matsayin Byzantine a Epirus a kan hare-haren abokan gaba daga tsakiyar da yammacin Macedonia. Barazanar Bulgaria ta ɓace na ɗan lokaci bayan haɗuwa
na Daular Bulgaria ta Farko.