Constance of Wrocław was born in 1227 , the second child of Henry II the Pious and his wife Anna of Bohemia , the daughter of Ottokar I of Bohemia and Constance of Hungary .
Head entity: anna of bohemia Q434662 19 20 21
Tail entity: constance of hungary Q240860 31 32 33
Relation (head \u2192 tail): P40
Inverse relation (tail \u2192 head): P25