Supertone was one of several record disc brand names marketed by Sears.

Entity and relation annotations:
id: 0
type: entity
value: text: Supertone
labels: <Organization>
id: 1
type: entity
value: text: Sears
labels: <Organization>
type: relation
to_id: 1
labels: Organization:is_subordinate_to:Organization
from_id: 0