"1482Z"^^ . . "Duke of Urbino"@en . . . "1422-06-07Z"^^ . . . . . "1482-09-10Z"^^ . . "Federico da Montefeltro, also known as Federico III da Montefeltro (7 June 1422 \u2013 10 September 1482), was one of the most successful condottieri of the Italian Renaissance, and lord of Urbino from 1444 (as Duke from 1474) until his death."@en . . "1422Z"^^ . "Federico da Montefeltro"@en . "Italian duke" . "Montefeltro, Federico da"@en . .