<prompt> Nyora kupfuurira kweiyi ndima - MuMiddle Ages gomo raive chikamu cheBulgaria neByzantine Empires uye kazhinji raichinja ruoko pakati penyika mbiri idzi. Paiva nomusanganiswa wakaoma wenhare dzaichengeta nzira dzokutengeserana nenzvimbo dzakakwirira dzokuchengetedza. Zvivako zvikuru uye zvinokosha zvikuru zvinosanganisira Lyutitsa, Ustra, Tsepina, Mezek, Asenova krepost nevamwe vakawanda. Pakati pa1371 na1375 Rhodopes yakawira pasi pekugara kweOttoman munguva yehondo dzeBulgaria-Ottoman  <response>: . 