Kekūanāoʻa , the father of Kamehameha IV and Kamehameha V , and Boaz Mahune , the author of the Hawaiian Declaration of Rights of 1839 , were his cousins .
Head entity: kamehameha iv Q470398 5 6
Tail entity: kekūanāoʻa Q6385397 0
Relation (head \u2192 tail): P40
Inverse relation (tail \u2192 head): P22