Derby was betrothed in 1498 to Elizabeth Wells , the daughter of John Welles , 1st Viscount Welles , by Cecily of York , the daughter of King Edward IV and Elizabeth Woodville .
Head entity: cecily of york Q755310 20 21 22
Tail entity: elizabeth woodville Q229214 31 32
Relation (head \u2192 tail): P25
Inverse relation (tail \u2192 head): P40