The work is modelled on the "Heimskringla", Snorri's work on the Norwegian kings.

Entity and relation annotations:
id: 0
type: entity
value: text: "Heimskringla"
labels: <Work_of_art>
id: 1
type: entity
value: text: Snorri
labels: <Person>
id: 2
type: entity
value: text: Norwegian kings
labels: <Organization>
type: relation
to_id: 0
labels: Person:creates:Work_of_art
from_id: 1