Geoffrey blended them all: A magical sword called Caledfwlch and a Roman fortress called Caerleon  appeared in his source material, so Geoffrey’s Arthur ruled from Caerleon and wielded Caliburnus, the Latin translation of Caledfwlch.
Geoffrey misturou tudo: uma espada mágica chamada Caledfwlch e um castelo romano chamado Caerleon apareceu no material de suas fontes. Artur, de Geoffrey, governou de Caerleon e manejou a espada Caliburnus, a tradução do latim de Caledfwlch.