 Ramba uchiverenga ndima ino - Maererano netsika iyi, mhuri yeAnguissolas inobva kumukuru wehondo weConstantinopolitan Galvano Sordo kana Galvano de Soardi Sourdi Σούρδη, zita remhuri richiri kushandiswa nhasi kuGreece, Constantinople neSmirna. Muna 717, Galvano akashanda muuto ramambo weByzantine Leo III Isaurian, uye nomoto wakaitwa nounyanzvi, akabatsira kusunungura guta reConstantinoplekubva kuvaSaracen avo vakanga variramba rakakombwa nenyika negungwa. Uyu moto wemifananidzo waiva unonzi moto wechiGiriki, chombo chinopisa chakagadzirwa mukupera kwezana ramakore rechinomwe, icho chaive nemhosva yekukunda kukuru kwemauto eByzantine, kunyanya kuponeswa kweConstantinople kubva pakukombwa kwemaArabu maviri, nekudaro ichichengetedza kupona kweHumambo. 