"Chilean aviator" . "1914Z"^^ . "1887Z"^^ . . "First Lieutenant Alejandro Bello Silva (1887 - c. 1914) was a Chilean aviator who disappeared during his qualifying flight for certification as a military pilot."@en . "Bello Silva, Alejandro"@en . "Alejandro Bello Silva"@en . . "1914Z"^^ . . "1909Z"^^ .