A few Rainbow covers were included, including the classic "Since You Been Gone".

Entity and relation annotations:
id: 0
type: entity
value: text: "Since You Been Gone"
labels: <Work_of_art>
id: 1
type: entity
value: text: Rainbow
labels: <Organization>
type: relation
to_id: 0
labels: Organization:publishes:Work_of_art
from_id: 1