Jelena married Stjepan Vukčić Kosača and was mother of Queen Catherine of Bosnia and Vladislav Hercegović .
Head entity: vladislav hercegović Q1312290 14 15
Tail entity: stjepan vukčić kosača Q1312266 2 3 4
Relation (head \u2192 tail): P40
Inverse relation (tail \u2192 head): P22