Arthur Grey was the eldest son of The 13th Baron Grey de Wilton and Mary , daughter of The 1st Earl of Worcester .
Head entity: arthur grey Q4798891 0 1
Tail entity: the 13th baron grey de wilton Q8010201 7 8 9 10 11 12
Relation (head \u2192 tail): P40
Inverse relation (tail \u2192 head): P22