AddStor, Incorporated offered an add-on product called Double Tools for DoubleSpace.

Entity and relation annotations:
id: 0
type: entity
value: text: Double Tools for DoubleSpace
labels: <Production>
id: 1
type: entity
value: text: AddStor
labels: <Organization>
type: relation
to_id: 0
labels: Organization:develops/produces/sells:Production
from_id: 1