Ward had died while "Sovereign" was in Africa.

Entity and relation annotations:
id: 0
type: entity
value: text: "Sovereign"
labels: <Person>
id: 1
type: entity
value: text: Africa
labels: <Location>
id: 2
type: entity
value: text: Ward
labels: <Person>
type: relation
to_id: 1
labels: Person:died_at:Location
from_id: 2