his grand father James Butler , 1st Earl of Ormond and his great great grandfather Edmund Butler , Earl of Carrick and 6th Chief Butler of Ireland .
Head entity: james butler, 1st earl of ormond Q6130586 3 4 5 6 7 8 9
Tail entity: edmund butler, earl of carrick Q5339352 15 16 17 18 19 20
Relation (head \u2192 tail): P22
Inverse relation (tail \u2192 head): P40