On 13 February 1797 in Berlin , Augusta married Prince William of Hesse - Kassel , eldest surviving son of William IX , Landgrave of Hesse - Kassel .
Head entity: william ix, landgrave of hesse-kassel Q506216 20 21 22 23 24 25 26 27
Tail entity: prince william of hesse-kassel Q543865 9 10 11 12 13 14
Relation (head \u2192 tail): P22
Inverse relation (tail \u2192 head): P40