. . "Otto IV"@en . . "Otho IV, Count of Burgundy (1248, Ornans \u2013 1302) was the son of Hugh de Ch\u00E2lons and Adelaide, Countess Palatine of Burgundy. Via his mother, he was a grandson of Countess Beatrice II of Burgundy. Via his father, he was descended from another branch of the Counts of Burgundy.Upon his father's death in 1266/1267, he became Count of Ch\u00E2lons. His mother, Adelaide, died on March 8, 1279, and Otto inherited the County. However, he was unable to secure real power in the County until 1295."@en . . . "1248Z"^^ . . . "Otto IV, Count of Burgundy"@en . "1302Z"^^ . "Count Palatine of Burgundy (1279-1302)" . "Count of Burgundy"@en .