The Duchess of Connaught died of influenza and bronchitis at Clarence House.

Entity and relation annotations:
id: 0
type: entity
value: text: The Duchess of Connaught
labels: <Person>
id: 1
type: entity
value: text: Clarence House
labels: <Location>
type: relation
to_id: 1
labels: Person:died_at:Location
from_id: 0