Henry I of England , nicknamed Beauclerk , was the fourth and youngest son of William I ( William the Conqueror ) by his queen Matilda of Flanders .
Head entity: william the conqueror Q37594 18 19 20
Tail entity: henry i of england Q101384 0 1 2 3
Relation (head \u2192 tail): P22
Inverse relation (tail \u2192 head): P40