 Nyora kupfuurira kweiyi ndima - Perateia , nzvimbo iri mhiri kwe gungwa, cf. peraia yaive nzvimbo yekunze kwehumambo hweTrebizond, inosanganisira maguta eCrimea eKerson, Kerch nenzvimbo dzayo dzekunze. Nzvimbo yacho ingangodaro yaitongwa panguva yokutonga kweByzantium kubva kuTrebizond pamberi peComneni yakatanga umambo hwakaparadzana masvondo mashomanana pamberi pekupamba kweCrusaderreConstantinople muna 1204. 