At a young age he made a good impression on King Edward I " Longshanks " , and was assigned to the household of the King 's son , Edward of Caernarfon .
Head entity: edward i "longshanks" Q57798 11 12 13 14 15
Tail entity: edward of caernarfon Q5236 29 30 31
Relation (head \u2192 tail): P22
Inverse relation (tail \u2192 head): P40