<prompt> Translate the following text to EnglishJengo la zamani la Byzantine, lililojengwa katika karne ya 14 na 15 na kujengwa kwa mtindo wa Gothic, ni moja ya majengo ya kwanza ya Venice.  <response>: Erected over an older Byzantine-style castle, the present 14th- to 15th-century Flamboyant Gothic building fronts the Piazzetta and the basin, the first building to behold upon arrival in Venice. 