Assertion: henry | /r/CapableOf | become after his father's death
Facets:
value: in 1151
type: TEMPORAL
value: in 912
type: TEMPORAL
Source sentences:
text: Henry became Duke of Saxony after his father's death in 912.
text: Henry became Count of Anjou and Maine upon the death of his father, Geoffrey of Anjou, in 1151.