Sophie married William VI Of MONTFERRAT in 1187. William (son of Boniface I Of MONTFERRAT and Helena DEL BOSCO) was born about 1173; died on 17 Sep 1226. [Group Sheet] [Family Chart]
Frederick married Beatrice Of BURGUNDY between 10 and 16 Jun 1156 in Wurzburg. Beatrice (daughter of Reynold Count Of Macon And BURGUNDY and Agatha Of ALSACE) was born about 1145; died on 15 Nov 1184/5. [Group Sheet] [Family Chart]