. . "Mastai-Ferretti, Giovanni"@en . "1878-02-07Z"^^ . "IX, Pope Pius"@en . "1792-05-13Z"^^ . . . . "1792Z"^^ . . "Italian pope" . "1878Z"^^ . . "Pope Pius IX (Italian: Pio IX; 13 May 1792 \u2013 7 February 1878), born Giovanni Maria Mastai-Ferretti, reigned from 16 June 1846 to his death in 1878. He was the longest-reigning elected pope in the history of the Catholic Church \u2013 over 31 years."@en . "Maria"@en .