For early examples, see Corey Ford's "Guide to Thimking".

Entity and relation annotations:
id: 0
type: entity
value: text: Corey Ford
labels: <Person>
id: 1
type: entity
value: text: "Guide to Thimking"
labels: <Work_of_art>
type: relation
to_id: 1
labels: Person:creates:Production
from_id: 0